Pathophysiology Flashcards

(36 cards)

1
Q

Pathophysiology

A

study of functional or physical changes in the body as a result of disease

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2
Q

Epidemiology

A

science of tracking the pattern or occurrence of disease

gather data to control or manage health problems within populations

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3
Q

Etiology

A

causative factors of a disease or origin of a condition or abnormality

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4
Q

Hypertrophy

A

increase in size of normal cells

increase in size of the organ, tissue, or structure

no cell division

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5
Q

Hyperplasia

A

an abnormal increase in the number of normal cells

increase in the size of the organ, tissue, or structure

excessive somatic cell division increased risk for cancer

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6
Q

Hypoplasia

A

underdevelopment of an organ, tissue, or structure

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7
Q

Idiopathic

A

cause of disease is unknown

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8
Q

Oncology

A

study of malignant tumors

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9
Q

Seeding

A

spread of neoplastic cells in body fluids or along membranes in cavities

movement of primary tumor with dislodgment and dispersal of tumor cells

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10
Q

Factors influencing disease process in the elderly

A

psychological

degenerative (organ systems)

decreased immune response

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11
Q

Environmental factors

A

pollutants (water, chemical, exhaust, noise)

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12
Q

Characteristics of benign tumors

A

encapsulated

slow-growing

similar to normal cells

rarely recur

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13
Q

Cardinal signs of inflammation

A

pain

redness (rubor/erythema)

swelling

heat

loss of function

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14
Q

Iatrogenic

A

a disease, condition, or injury caused by a medical or surgical intervention

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15
Q

Lesion

A

circumcised area of pathologically altered tissue

microscopic or highly visible

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16
Q

Morbidity

A

disease rate in a group

functional impairment associated with a specific condition

17
Q

Neoplasia

A

abnormal growth of tissue which serves no useful function

grows at the expense of the host

benign or malignant

18
Q

Why are the elderly prone to infection?

A

reduced function at cellular/organismal level

can’t adapt to change

poor circulation

lessened healing

impaired immune function

19
Q

Complication

A

a disease, condition, or accident which is superimposed on another without being specifically related

effects or modifies prognosis of disease

additional problems that arise

20
Q

Mortality

A

number of deaths resulting from a disease

21
Q

Metaplasia

A

abnormal conversion of a mature cell type to a different mature cell type

adaptive, provides protection or resistance

22
Q

Prognosis

A

prediction of the course and end of a disease and the estimate for a chance of recovery

23
Q

Signs

A

objective evidence of a disease or condition (observable)

24
Q

Symptoms

A

subjective experiences of a disease or condition (observable to patient only)

25
Differentiation
specialization of cells during progressive diversification
26
Invasion
penetration of neoplastic cells into adjacent tissues or the local spread of a tumor
27
Metastasis
spread of neoplastic cells by vascular or lymphatic channels from primary tumor site
28
Synonym for neoplasm
tumor
29
Anaplasia
loss of cellular differentiation and function characteristic of malignant growths basis for tumor grading primitive non-functioning cells numerous mitotic features
30
Characteristics of malignant tumors
non-encapsulated irregular borders rapidly growing invasive cancerous
31
Atrophy
degeneration or wasting of a tissue or organ progressive
32
Dysplasia
change in size, shape, or organization of cells chronic irritation or inflammation risk of mitosis increases
33
Apoptosis
programmed cell death
34
Biopsy
removal of a representative tissue sample for microscopic examination only definiate diagnosis for neoplasms
35
In situ
a neoplasm that develops at the original site and does not disturb other tissue pre-invasive
36
Age of aging?
30