Pathology Vocabulary Flashcards
(407 cards)
1
Q
Prefix that means without or not.
A
A
2
Q
Decrease in, such as in pain.
A
Abatement
3
Q
An excoriation, a circumscribed removal of the epidermis of skin or mucous membrane.
A
Abrasion
4
Q
Localized accumulation of pus.
A
Abscess
5
Q
A marked decrease in blood carbon dioxide content.
A
Acapnia
6
Q
Condition in which there is an excessive proportion of acid in the blood.
A
Acidosis
7
Q
Presents itself after birth.
A
Acquired
8
Q
A disease which is not congenital, but has developed since birth.
A
Acquired Disease
9
Q
Prefix that means extremity.
A
Acro
10
Q
Hyperfunction of pituitary gland after ossification has been completed.
A
Acromegaly
11
Q
A disease with a more or less rapid onset and short duration.
A
Acute
12
Q
Prefix meaning gland.
A
Adeno
13
Q
A neoplasm formed by glandular epithelium.
A
Adenoma
14
Q
Suffix meaning pain.
A
Algia
15
Q
Condition in which there is an excessive proportion of alkali in the blood.
A
Alkalosis
16
Q
Having a hypersensitivity to a substance that does not normally cause a reaction.
A
Allergies
17
Q
A pre-senile dementia occurring usually in persons over 60 years of age; thought to be associated with neurofibril degeneration.
A
Alzheimer’s Disease
18
Q
Congenital absence of one or more limbs.
A
Amelia
19
Q
Prefix meaning without.
A
An
20
Q
Generalized massive edema in subcutaneous tissue.
A
Anasarca
21
Q
A decrease in the number of erythrocytes, hemoglobin, or both.
A
Anemia
22
Q
A localized dilation of a blood vessel.
A
Aneurysm
23
Q
Suffix meaning vessel.
A
Angio
24
Q
A swelling or tumor due to dilation (hemangioma) or lymphatics (lymphangioma)
A
Angioma
25
Deficient blood oxygen supplies to tissues.
Anoxia
26
Failure of a tissue or an organ or develop normally; Congenital absence of an organ or other part. In hematology, incomplete or defective development or a cessation of regeneration.
Aplasia
27
Suffix meaning enzyme.
Ase
28
Mutual opposition or contrary action. The inhibition of one bacterial organism by another.
Antagonism
29
Prefix meaning before.
Ante
30
Prefix meaning against.
Anti
31
Glycoprotein substance developed in response to, and interacting specifically with an antigen.
Antibody (Immunoglobulin)
32
A foreign substance that stimulates the formation of antibodies that interact specifically with it.
Antigen
33
The prevention of sepsis by preventing or inhibiting the growth of causative microorganisms.
Antisepsis
34
Dilution or weakening of virulence of a microorganism, reducing or abolishing pathogenicity.
Attenuation
35
Disease of the arteries resulting in thickening and loss of elasticity of the arterial walls.
Arteriosclerosis
36
Inflammation, usually of a chronic progressive character, involving an artery or arteries.
Arteritis
37
Prefix meaning joint.
Arthro
38
Accumulation of free serous fluid in the abdominal cavity.
Ascites
39
Loss of consciousness from deficient oxygen.
Asphyxia
40
A form of arteriosclerosis marked by the deposition of lipids in the inner layer of arterial walls.
Atherosclerosis
41
A wasting, decrease in size of an organ or tissue.
Atrophy
42
Prefix meaning self.
Auto
43
A postmortem examination of the organs and tissues of a body to determine cause of death or pathological condition.
Autopsy (Necropsy)
44
Self-nourishing bacteria that are capable of growing in the absence of organic compounds. Organisms that obtain carbon from carbon dioxide.
Autotrophic Bacteria
45
A tearing away.
Avulsion
46
Any rod-shaped microorganism.
Bacillus (pl. Bacilli)
47
The presence of viable bacteria in the blood stream.
Bacteremia
48
A procaryotic, one-celled microorganism of the Kingdom Monera, existing as free living organisms or as parasites, multiplying by binary fission and having a large range of biochemical properties.
Bacteria
49
A visible group of bacteria growing on a solid medium, presumably arising from a single microorganism.
Bacterial Colony
50
An agent that destroys bacteria but not necessarily their spores.
Bactericide
51
Science that studies bacteria.
Bacteriology
52
The red pigment in the bile.
Bilirubin
53
The green pigment in the bile.
Biliverdin
54
A method of asexual reproduction in bacteria in which the cell splits into two parts, each of which develops into a complete individual.
Binary Fission
55
Prefix meaning life.
Bio
56
An arthropod vector in which the disease causing organism multiplies or develops within the arthropod prior to becoming infective for a susceptible individual.
Biological Vector
57
Pre-embalming purge as a result of a fracture of the skull, a surgical procedure in the cranial cavity or a trauma. It is possible for gas (a type of purge) to build up in the cranium and travel along the nerve routes to distend such tissues as the eyelids.
Brain Purge
58
Severe form of malnutrition.
Cachexia
59
Several communicating boils of the skin and subcutaneous tissues with the production and discharge of pus and dead tissue.
Carbuncle
60
General term for a malignant tumor.
Carcinoma
61
The membrane that surrounds some bacterial cells; a loose gel-like structure that, in pathogenic bacteria, help to protect against phagocytes.
Capsule
62
Formation of cavities in an organ or tissue; frequently seen in some forms of tuberculosis.
Cavitation
63
Suffix meaning a protrusion.
Cele
64
The deterioration of an organ or cell structure which may include swelling.
Cellular Degeneration
65
A cellular reaction to injury which may include pigmentation, calcification, and gout.
Cellular Infiltration
66
Suffix meaning perforating.
Centesis
67
A blow; hence a sudden attack, as a sunstroke, a paralytic or apoplectic stroke or apoplexy.
Cerebral Vascular Accident (Stroke)
68
Primary lesion, initial sclerosis, syphilitic sore, the first manifestation of syphilis.
Chancre
69
A large group of nonmotile, gram negative intracellular parasites.
Chlamydia
70
Prefix meaning bile.
Chol
71
Suffix meaning bile.
Chole
72
Inflammation of the gallbladder.
Cholecystitis
73
A disease with a more or less slow onset and long duration.
Chronic
74
A degeneration or atrophy of the parenchyma cells of an organ with hypertrophy of the interstitial connective tissue.
Cirrhosis
75
Congenitally malformed palate with a fissure along the midline.
Cleft Palate
76
Study of disease by means of body secretions, excretions, and other body fluids performed in the laboratory in the diagnosis of a disease.
Clinical Pathology
77
A type of bacteria that is spherical or ovoid in form.
Coccus (pl. Cocci)
78
Inflammation of the mucous membrane of the colon.
Colitis
79
The symbiotic relationship of two organisms of different species in which one gains some benefit such as protection or nourishment.
Commensalism
80
A disease that may be transmitted directly or indirectly from one individual to another.
Communicable
81
An unfavorable condition arising during the course of disease.
Complication
82
The immediate and temporary disturbance of brain function.
Concussion
83
Existing at the time of birth or shortly thereafter.
Congenital
84
A disease that begins before birth and is evident at the time of birth.
Congenital Disease
85
Accumulation of an excess of blood or tissue fluid in a body part.
Congestion
86
The act of introducing disease germs or infectious material into an area or substance.
Contamination
87
A bruise, often accompanied with swelling.
Contusion
88
A congenital condition due to hypothyroidism resulting in mental retardation.
Cretinism
89
Condition in which the descent of a testis into the scrotum is arrested at some point in the normal path.
Cryptorchism
90
Bluish discoloration of the skin or mucous membrane due to lack of oxygen.
Cyanosis
91
A sac within or on the body surface containing air or fluid.
Cyst
92
Prefix meaning bladder.
Cyst
93
Inflammation of a bladder, especially the urinary bladder.
Cystitis
94
Chemical reaction involving breaking of chemical bonds; forms two or more smaller molecule compounds from larger molecule compounds.
Decomposition
95
Disease due to lack of dietary or metabolic substance.
Deficiency
96
The deterioration of tissues with corresponding functional impairment as a result of disease or injury.
Degeneration
97
Loss of moisture from body tissue which may occur antemortem or postmortem.
Dehydration
98
Prefix meaning through.
Dia
99
A term used to designate two diseases, diabetes insipidus and diabetes mellitus, each having the symptom of polyuria in common.
Diabetes
100
The term denoting the naming of the disease or syndrome; to recognize the nature of a disease.
Diagnosis
101
The condition of the heart being enlarged, occurring normally, artificially, or as a result of disease.
Dilatation
102
A double bacillus, two being linked end to end to each other.
Diplobacilli
103
A genus of bacteria that are gram-positive organisms occurring in pairs.
Diplococcus (Streptococcus)
104
A chemical or physical agent that kills disease-causing microorganisms generally used on inanimate objects.
Disinfectant
105
The destruction of infectious agents by chemical or physical means directly applied to inanimate objects.
Disinfection
106
The presence of a number of diverticula of the intestine.
Diverticulosis
107
Resistant, as in bacteria, to the action of a drug or drugs.
Drug-Fast
108
Condition that results when the body part that dies had little blood and remains aseptic and occurs when the arteries but not the veins are obstructed.
Dry Gangrene (Ischemic Necrosis)
109
Prefix meaning difficult.
Dys
110
Abnormal development of tissue.
Dysplasia
111
Faulty nutrition.
Dystrophy
112
Small, non-elevated hemorrhagic patch; extravasation of blood into a tissue.
Ecchymosis
113
Suffix meaning dilate.
Ectasis
114
Suffix meaning removal of.
Ectomy
115
Displaced; not in the normal place; for example: extrauterine pregnancy.
Ectopic
116
The implantation of the fertilized ovum in a site other than the normal one in the uterine cavity.
Ectopic Pregnancy
117
Abnormal accumulation of fluids in tissue or body cavities.
Edema
118
Excessive wasting away of the body.
Emaciation
119
Free floating object in the bloodstream.
Embolism
120
Suffix meaning vomit.
Emesis
121
Suffix meaning blood.
Emia
122
Pus in the pleural cavity.
Empyema
123
Prefix meaning in.
En
124
Inflammation of the brain.
Encephalitis
125
A disease that is continuously present in a community.
Endemic
126
Prefix meaning within.
Endo
127
Inflammation of the endocardium, or lining membrane of the heart. It may involve only the membrane covering the valves or the general lining of the chambers of the heart.
Endocarditis
128
Inflammation of the mucous membrane of the cervix uteri.
Endocervicitis
129
The ectopic occurrence of endometrial tissue or its diffuse inplantation or infiltration in the myometrium.
Endometrosis
130
Produced or arising from within a cell or organism.
Endogenous Infection
131
A thick-walled spore within a bacterium.
Endospores
132
Bacterial toxin confined within the body of a bacterium freed only when the bacterium is broken down, found only in gram negative bacteria.
Endotoxin
133
Inflammation of the intestine.
Enteritis
134
Prefix meaning intestine.
Entero
135
Prefix meaning upon.
Epi
136
A disease that is currently in higher than normal numbers.
Epidemic
137
A chromic neurological disease marked by sudden alterations in consciousness and frequently by convulsions.
Epilepsy
138
Bleeding from the nose.
Epistaxis
139
Inflammation of the esophagus.
Esophagitis
140
Suffix meaning sensation.
Esthesia
141
The study of the cause of disease.
Etiology
142
Prefix meaning out of.
Ex
143
Increase in severity of a disease.
Exacerbation
144
Originating outside an organ or part.
Exogenous Infection
145
A toxin produced by a microorganism and excreted into its surrounding medium. generally protein in nature.
Exotoxin
146
Increase in severity of a disease; Loss of blood to the point where life can no longer be sustained.
Exsanguination
147
The fluid that oozes through the tissues into a cavity or to the surface.
Exudate
148
A microorganism that prefers the environment devoid of oxygen but has adapted so that it can live and grow in the presence of oxygen.
Facultative Aerobe
149
An organism that prefers an oxygen environment but is capable of living and growing in its absence.
Facultative Anaerobe
150
Having the capacity to do something that is not compulsory, in particular having the ability to live or adapt to certain conditions.
Facultative Bacteria
151
Prefers live organic matter as a source of nutrition but can adapt to the use of dead organic matter under certain conditions.
Facultative Saprophyte
152
Term associated with fever.
Febrile
153
An encapsulated tumor composed mainly of fibrous connective tissue.
Fibroma (Fibroid, Tumor, Inoma)
154
One in which the organisms are originally confined to one area but enter the blood or lymph vessel and spread to other parts of the body.
Focal Infection
155
Any inanimate object to which infectious material adheres and can be transmitted.
Fomite
156
Having rapid and severe onset, usually fatal.
Fulminating
157
A condition or disease in which there is no recognizable change in anatomy.`
Functional
158
A group of diverse and widespread unicellular and multicellular organisms, lacking chlorophyll, usually bearing spores and often filamentous.
Fungus (pl. Fungi)
159
An agent that kills fungi and their spores.
Fungicide
160
An abscess or pyogenic infection of a sweat gland or hair follicle.
Furuncle
161
A form of necrosis combined with putrefaction.
Gangrene
162
Inflammation of the stomach.
Gastritis
163
Inflammation of the gingival tissue.
Gingivitis
164
Parenchymatous nephritis with pronounced lesions in the glomeruli.
Glomerulonephritis
165
An infection that becomes systemic.
General Infection
166
Deals with the study of the widespread processes of disease such as inflammation, degeneration, necrosis or cellular death, repair, etc. without reference to particular organs or organ systems.
General Pathology
167
Suffix meaning generation.
Genesis
168
A substance that destroys microorganisms.
Germicide
169
Enlargement of the thyroid gland due to iodine deficiency.
Goiter
170
Study of changes in structure of the body that are readily seen with the unaided eye as a result of disease.
Gross Pathology
171
Prefix meaning blood.
Hem, Hemo
172
Vomiting of blood.
Hematemesis
173
Tumor like swelling of blood.
Hematoma
174
Discharge of red blood cells in the urine.
Hematuria
175
An inherited hemorrhagic disease characterized by a tendency to excessive and sometimes spontaneous bleeding.
Hemophilia
176
Blood in sputum.
Hemoptysis
177
Escape of blood from the blood vascular system.
Hemorrhage
178
Inflammation of the liver.
Hepatitis
179
Genetic characteristics transmitted from parent to offspring.
Hereditary
180
Abnormal protrusion of part of an organ through an abnormal opening in the wall that normally contains it.
Hernia
181
Prefix meaning dissimilar.
Hetero
182
An organism that requires complex organic food from a carbon source in order to grow and develop.
Heterotrophic Bacteria
183
Prefix meaning similar.
Homeo
184
Prefix meaning water.
Hydro
185
Abnormal collection of fluid in any sacculated cavity in the body, especially the tunica vaginalis.
Hydrocele
186
Excessive accumulation of cerebrospinal fluid in the ventricles of the brain.
Hydrocephalus
187
Distension of the pelvis and calyces of one or both kidneys with urine as a result of obstruction.
Hydronephrosis
188
Abnormal accumulation of fluid within the pericardial sac.
Hydropericardium
189
Abnormal accumulation of fluid in the thoracic cavity.
Hydrothorax
190
Prefix meaning above or excess.
Hyper
191
Excess of blood in an area of the body.
Hyperemia
192
The increased size of an organ or part due to the excessive but regulated increase in the number of its cells.
Hyperplasia
193
The enlargement of an organ or part due to the increase in size of cells composing it.
Hypertrophy
194
Prefix meaning deficiency or beneath.
Hypo
195
Underdevelopment of a tissue, organ or the body.
Hypoplasia
196
Prefix meaning uterus.
Hyster
197
Suffix meaning a process.
Iasis
198
Results from the adverse activity of medical personnel.
Iatrogenic
199
Of unknown cause. (Example: essential hypertension).
Idiopathic
200
Any foreign or heterogeneous substance contained in a cell or in any tissue or organ that was not introduced as a result of trauma.
Inclusions
201
Plant life occurring or adapted for living in a specific environment.
Indigenous Flora
202
The formation of an area of necrosis in a tissue caused by obstruction in the artery supplying the area.
Infarction
203
The state or condition in which the body or part of it is invaded by a pathogenic agent that, under favorable conditions, multiplies and produces injurious effects.
Infection
204
The harboring of animal parasites, especially macroscopic forms, such as ticks or mosquitoes.`
Infestation
205
The process of seepage or diffusion into tissue or substances that are not ordinarily present.
Infiltration
206
A tissue reaction to irritation, infection, or injury marked by localized heat, swelling, redness, pain and sometimes loss of function.
Inflammation
207
Prefix meaning below.
Infra
208
A substance that kills insects.
Insecticide
209
Prefix beaning between.
Inter
210
Prefix meaning within.
Intra
211
State of being intoxicated, especially of being poisoned by a drug or toxic substance.
Intoxication
212
Extravasation of blood within the skull.
Intracranial Hemorrhage
213
A compound consisting of iodine combined with a carrier, such as polyvinylpyrrolidone, often used as a reoperative skin disinfectant.
Idiophores
214
Reduction in arterial blood supply.
Ischemia
215
Suffix meaning inflammation of.
Itis
216
Conditions characterized by excessive concentration of bilirubin in the skin and tissues and deposition of excessive bile pigment in the skin, cornea, body fluids, and mucous membranes with the resulting yellow appearance of the patient.
Jaundice (Icterus)
217
A tear or torn wound.
Laceration
218
A substance that kills insect larva.
Larvacide
219
Specific pathologic structural and functional changes or both brought about by disease.
Lesion
220
Disease characterized by the appearance of great numbers of immature and abnormal white blood cells.
Leukemia
221
Prefix meaning white.
Leuko
222
Increase in the number of white blood cells in the blood.
Leucocytosis
223
Abnormal reduction in the number of white blood cells in the blood.
Leucopenia
224
A tumor composed of fatty tissue.
Lipoma
225
Suffix meaning stone.
Lith
226
The major organ for detoxification and production of bile.
Liver
227
Infection caused by germs lodging and multiplying at one point in a tissue and remaining there.
Local Infection
228
Malignancy of lymphoid tissue.
Lymphoma
229
Suffix meaning to dissolve.
Lysis
230
Prefix meaning large.
Macro
231
Prefix meaning bad.
Mal
232
Suffix meaning softening.
Malacia
233
A defect or deformity.
Malformation (Anomaly)
234
Prefix meaning breast.
Mast
235
The spread of tumor cells from one part of the body to another by blood or lymph.
Metastasis
236
Temperature above which bacterial growth will not take place. 120 degrees F.
Maximum Temperature
237
A living organism or an object that is capable of transmitting infections by carrying the disease agent on its external body parts or surface.
Mechanical Vector
238
Study of disease to ascertain cause and manner of death.
Medicolegal (Forensic) Pathology
239
Prefix meaning great.
Mega
240
Suffix meaning large.
Megaly
241
Prefix meaning thick.
Melan
242
A malignant pigmented mole.
Melanoma
243
Blood in stool.
Melena
244
Prefix meaning month.
Men
245
Inflammation of the membranes of the brain or spinal cord.
Meningitis
246
Bacteria that prefers moderate temperatures and develops best at temperatures between 25 degrees C and 40 degrees C.
Mesophile
247
Replacement of one type of tissue into a form that is not normally found there.
Metaplasia
248
Transfer of a disease from its primary site to a distant location.
Metastasize
249
Prefix meaning small.
Micro
250
A microorganism that requires very little free oxygen.
Microaerophilic
251
Scientific study of microorganisms and their effect on other living organisms.
Microbiology
252
Study of microscopic changes that cells, tissues and organs undergo as a result of disease.
Microscopic Pathology (Histopathology)
253
Temperature below which bacterial growth will not take place. 32 degrees F.
Minimum Temperature
254
Infection caused by two or more organisms.
Mixed Infection
255
Necrotic tissue that is wet as a result of inadequate venous drainage; may be accompanied by the invasion of saprophytic bacteria.
Moist (Wet) Gangrene
256
Relative incidence of a disease in the population or number of cases in a given time at a given population.
Morbidity Rate
257
Number of deaths in a given time or place or proportion of deaths to a population.
Mortality Rate
258
A chronic disease of the nervous system characterized by remissions and relapses and by the presence of patches of demyelination associated with sclerosis or hardening, scattered diffusely throughout the gray and white matter of the brain stem and spinal chord.
Multiple Sclerosis
259
A relationship in which organisms of two different species live in close association to the mutual benefit of each.
Mutualism
260
The branch of science concerned with the study of fungi.
Mycology
261
Bacteria and Mycoplasma genus that are found in humans and most have no cell wall; the smallest free-living organisms presently known, being intermediate in size between viruses and bacteria.
Mycoplasmas
262
Inflammation of the spinal cord or of the bone marrow.
Myelitis
263
Prefix meaning muscle.
Myo
264
Referred to as heart attack. Usually results in damage to the myocardium.
Myocardial Infarction (Heart Attack)
265
Inflammation of the muscular walls of the heart.
Myocarditis
266
Prefix meaning mucous.
Myx
267
Prefix meaning death.
Necro
268
Pathological death of a tissue still part of a living organism.
Necrosis
269
Renal calculus or gravel.
Nephrolithiasis
270
Prefix meaning new.
Neo
271
The abnormal, excessive and uncontrolled multiplication of cells with the formation of a mass or new growth of tissue.
Neoplasm (Tumor)
272
Prefix meaning kidney.
Nephr
273
Organisms that are free living and relationships are not required for survival.
Non-Symbiotic
274
Infection acquired in a hospital.
Nosocomial
275
A disease with an abnormally high rate of occurrence in members of the workforce.
Occupational Disease
276
Suffix meaning pain.
Odynia
277
Suffix meaning like.
Oid
278
Prefix meaning few.
Oligo
279
Diminished amount of urine production.
Oliguria
280
Suffix meaning tumor.
Oma
281
Inflammation of an ovary.
Oophoritis
282
An organism that exist as part of the normal flora but may become pathogenic under certain conditions.
Opportunist
283
Temperature at which organisms grow best. 98/100 degrees F.
Optimum Temperature
284
A condition or disease in which there is a change in anatomy.
Organic
285
Suffix meaning full of.
Osis
286
Pressure that develops when two solutions of different concentrations are separated by a semipermeable membrane.
Osmotic Pressure
287
Prefix meaning bone.
Osteo
288
A tumor formed of bone. It may occur as an overgrowth of or outgrowth from bone, but constituting an independent tumor.
Osteoma
289
A disease marked by softening of the bones due to faulty calcification in adulthood.
Osteomalacia
290
Inflammation of bone and bone marrow.
Osteomyelitis
291
A disease of bone marked by increased porosity from widening of the Haversian canals and softness from absorption of the calcareous material. Loss of bone density.
Osteoporosis
292
Suffix meaning mouth.
Ostomy
293
Suffix meaning cut.
Otomy
294
Epidemic, widespread, even of worldwide event.
Pandemic Disease
295
A circumscribed overgrowth or hypertrophy of the papillae- of a cutaneous or mucous surface.
Papilloma
296
Paralysis agitans.
Parkinson's Disease
297
An interactive relationship between two organisms in which one is harmed and the other benefits.
Parasitism
298
Study of structural changes in the body caused by disease.
Pathological Anatomy (Morbid Anatomy)
299
The science that deals with the study of disease.
Pathology
300
The manner in which a disease develops.
Pathogenesis
301
The state of producing or being able to produce pathological changes and disease.
Pathogenicity
302
Suffix meaning disease.
Pathy
303
Suffix meaning poverty, decrease.
Penia
304
An ulcer of the mucous membrane of the stomach or duodenum, caused by the action of highly acid gastric juice.
Peptic Ulcer
305
Inflammation of the pericardium, the membrane covering the heart and beginning of the great vessels.
Pericarditis
306
Inflammation of the peritoneum, or lining of the abdominal cavity.
Peritonitis
307
Antemortem, pinpoint, extravascular blood discoloration visible as purplish hemorrhages of the skin.
Petechia
308
Prefix meaning to eat.
Phago
309
Inflammation of the mucous membrane and underlying parts of the pharynx.
Pharyngitis
310
Suffix meaning affinity for.
Phila
311
Prefix meaning vein.
Phleb
312
Inflammation of a vein.
Phlebitis
313
Congenital condition in which the proximal portions of the limbs are poorly developed or absent.
Phocomelia
314
Study of changes in body functions due to disease.
Physiological Pathology
315
Coloration caused by deposit, or lack, if colored material in the tissues.
Pigmentation
316
Suffix meaning to form.
Plasia
317
Suffix meaning paralysis.
Plegia
318
Refers to the lungs/pulmonary.
Pleural Cavity
319
Inflammation of the pleura, pleuritis.
Pleurisy
320
Suffix meaning breath.
Pnea
321
General term used to denote any prolonged inhalation of mineral dust.
Pneumoconiosis
322
Infection of the lungs.
Pneumonia
323
Prefix meaning gray.
Polio
324
A highly contagious infectious disease of the spinal cord caused by a filterable virus.
Poliomyelitis
325
Prefix meaning many, excess.
Poly
326
An increase in total red blood cell mass.
Polycythemia Vera
327
A growth or mass of tissue that protrudes from a mucous membrane.
Polyp
328
Prefix meaning after.
Post
329
Prefix meaning before.
Pro
330
Number of cases of disease present in a specified population at a given time.
Prevalence
331
An original infection from which a second one originates.
Primary Infection
332
A small proteinaceous infectious particle that is resistant to most procedures that modify nucleic acids.
Prion
333
Prediction of the outcome of disease.
Prognosis
334
Inflammation of the prostate gland.
Prostatitis
335
One-celled organisms of the Kingdom Protista- most are unicellular although some are colonial.
Protozoa
336
Science that deals with the study of protozoa.
Protozoology
337
Prefix meaning false.
Pseudo
338
Bacteria that prefer cold, thriving at temperatures between 0 degrees C and 25 degrees C.
Psychrophile
339
Suffix meaning falling.
Ptosis
340
To cause a copious evacuation from body orifices.
Purge
341
Condition in which spontaneous bleeding occurs in the subcutaneous tissues, causing the appearance of purple patches on the skin.
Purpura
342
A small elevation of the skin containing pus.
Pustule
343
Inflammation of the pelvis of the kidney.
Pyelitis
344
Prefix meaning pus.
Pyo
345
Reappearance of symptoms after a period of remission (abatement).
Recurrent
346
Returned, noting symptoms or lesions reappearing after an intermission or remission.
Recurrent Disease
347
The replacement of damaged cells with identical cells.
Regeneration
348
Temporary cessation of symptoms of disease.
Remission
349
Kidney stones.
Renal Calculi
350
Physical or mechanical restoration of damaged or diseased tissue by the growth of healthy new cells, not necessarily the same type, or by surgery.
Repair
351
The termination of the inflammatory response with the affected part returning to its normal state.
Resolution
352
Suffix meaning bursting forth.
Rhagia
353
Suffix meaning flow.
Rhea
354
Inflammation of the nasal mucous membrane.
Rhinitis
355
A disease of infants and young children caused by deficiency of vitamin D resulting in defective bone growth.
Rickets
356
A genus of gram-negative, pathogenic, intracellular parasitic bacteria.
Rickettsia
357
Area of science that studies rickettsia.
Rickettsiology
358
Inflammation of the fallopian tube, or of the eustachian tube.
Salpingitis
359
Suffix meaning hardening.
Sclerosis
360
Infection caused by a different organism than the one causing the primary infection.
Secondary Infection
361
Condition characterized by the multiplication of bacteria in blood.
Septicemia
362
Objective disturbances produced by disease, observed by a physician, nurse or person attending the patient. (Examples: pulse, fever, heart rate).
Signs
363
Inflammation of the sinus cavities.
Sinusitis
364
Deals with the specific features of disease in relation to particular organs or organ systems.
Special Pathology
365
Congenital defect in which part of the vertebral column is absent or incomplete closure.
Spina Bifida
366
A genus of spiral bacteria having a corkscrew shape with a rigid cell wall and hair-like projections called flagella that assist in movement.
Spirillum (pl. Spirilla)
367
A genus of bacteria having a flexible cell wall but not flagella in the traditional sense. Movement in these organisms occurs by contractions (undulating) of long filaments (endoflagella) that run the length of the cell.
Spirochete
368
Disease that occurs occasionally in a random or isolated manner.
Sporadic
369
A genus of gram-positive, nonmotile, opportunistic bacteria which tend to aggregate in irregular, grape-like clusters.
Staphylococcus
370
Suffix meaning standing still.
Stasis
371
Abnormal constriction of a channel or orifice.
Stenosis
372
Process of completely removing or destroying all life forms or their products on or in a substance.
Sterilization
373
A genus of bacteria containing gram-negative rods, which form a chain-like colony.
Streptobacilli
374
Gram-positive cocci that occur in chains.
Streptococci
375
A microbe that can only live in the presence of oxygen.
Strict (Obligate) Aerobe
376
A microbe that can only survive in an area without oxygen present.
Strict (Obligate) Anaerobe
377
A parasite that is completely dependent on its living host for survival.
Strict (Obligate) Parasite
378
An organism that can only survive on dead or decaying organic matter.
Strict (Obligate) Saprophyte
379
The formation of pus.
Suppuration
380
Study of tissue specimens excised surgically in a major or minor operation.
Surgical Pathology
381
The living together in close association of different species.
Symbiosis
382
Subjective disturbances caused by disease that are felt or experienced by a patient but not directly measurable (example: pain, headache).
Symptoms
383
Prefix meaning together with.
Syn
384
Set of signs and symptoms associated with a particular disease (example: Down's).
Syndrome
385
The harmonious action of two microorganisms producing an effect that neither could produce alone.
Synergism
386
Grouping of four spherical shaped cells.
Tetracocci
387
Bacteria that thrive best at high temperatures, between 40 degrees C and 70 degrees C.
Thermophile
388
The formation or presence of an attached blood clot.
Thrombosis
389
Blood distribution throughout the body of poisonous products of bacteria growing in a focal or local site, thus producing generalized symptoms.
Toxemia
390
A poisonous substance of plant, animal, bacterial, or fungal origin.
Toxin
391
Suffix meaning nourish.
Trophy
392
Real or genuine disease producing organism.
True Pathogen
393
Implantation and development of the fertilized ovum in a uterine tube.
Tubal Pregnancy
394
A open sore or lesion of skin or mucous membrane accompanied by sloughing of inflamed necrotic tissue.
Ulcer
395
Suffix meaning relating to urine.
Uria
396
A toxic condition caused by retention in the blood of waste products normally excreted in the urine.
Uremia
397
Relating to one or both ureters.
Ureteritis
398
Inflammation of the urethra.
Urethritis
399
Inflammation of the vagina.
Vaginitis (Colpitis)
400
Failure of a heart valve to close tightly, thus allowing regurgitation of blood.
Valvular Insufficiency (Incompetence)
401
Blister-like elevation of skin containing serous fluid.
Vesicle
402
(L. to move rapidly, vibrate). A genus of spiral bacteria which are curved or bent rods that resemble commas.
Vibrio
403
An agent destructive to viruses.
Viricide
404
The study of viruses and viral diseases.
Virology
405
Relative power and degree of pathogenicity possessed by organisms to produce disease.
Virulence
406
A intracellular, infectious parasite, capable of living and reproducing only in living cells.
Virus
407
Prefix meaning yellow.
Xantho
