Chapter 6 - Disturbances in Circulation Flashcards

1
Q

Edema AKA Dropsy definition?

A

Abnormal accumulation of fluids in tissue or body cavities due to shift of fluid from vascular space into another compartment.

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2
Q

The Etiology of Edema?

A

Increased Permiability of capillary walls
Increased permeability of capillary blood pressure
Inflammatory conditions
Low blood plasma osmotic pressure
Fluid and electrolyte imbalance

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3
Q

Anasarca

A

Generalized massive edema in subcutaneous tissue

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4
Q

Ascites

A

Fluid in the abdominal cavity

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5
Q

Fluid in any sacculated cavity in the body, especially the tunica vaginalis?

A

Hydrocele

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6
Q

Hyperemia

A

Excess of BLOOD in an area of the body

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7
Q

Congestion

A

Accumulation of BLOOD OR TISSUE FLUID in a body part

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8
Q

The dilation of arteries and increased arterial blood supply to an organ or tissue

A

Active Hyperemia

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9
Q

Physiological Hyperemia

A

Has to do with metabolic activity

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10
Q

Pathological Hyperemia

A

Acute inflammation or sunburned skin

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11
Q

Engorgement of organ or tissue due to inadequate venous drainage

A

Passive Hyperemia

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12
Q

Reduce in arterial supply to a tissue or body part

A

Ischemia

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13
Q

Causes of Ischemia

A
Arterial Obstruction 
Venous Obstruction 
Vasoconstriction 
External Pressure 
Heart Failure
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14
Q

How do you get Vasoconstriction ?

A

Due to abnormal function of nervous system

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15
Q

What are the effects of Ischemia?

A

Necrosis
Pain
Atrophy
Ischemic heart disease

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16
Q

The definition of Infarction (Ischemic Necrosis)

A

The formation of an area of necrosis i na tissue caused by obstruction in the artery supplying the area.

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17
Q

The formation or presence of an attached blood clot?

A

Thrombosis

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18
Q

Etiology of Thrombosis?

A

Injury of blood vessel
Reduced rate of blood flow
Alterations in blood composition
Blood diseases

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19
Q

The types of Thrombosis?

A

Partial
Obstructive
Septic - Most Dangerous
Aseptic

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20
Q

What are the location of Thrombosis?

A

Blood Vessels

Heart

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21
Q

What is Canalization?

A

Formation of new blood capillaries to bypass the thrombus

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22
Q

Do Tiny Thrombi resolve on their own?

A

Yes

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23
Q

The resolution in Thrombi?

A

Small thrombi dissolve not causing further damage

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24
Q

The calcification of Thrombi?

A

Mineral salts accumulate around thrombi; may become obstructive

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25
What does the fragmentation of thrombi do?
Pieces of thrombus dislodge and move through the bloodstream
26
How does Septic Softening work?
Fragments move through bloodstream
27
Ischemia Thrombosis
Reduction in arterial blood supply
28
Thrombosis Infarction?
Tissue necrosis due to obstruction in arterial blood supplying to the area
29
Passive Hyperemia?
Abnormal venous drainage
30
What is an Embolism?
Obstruction of a blood vessel by free floating object in the bloodstream
31
The types of Embolisms?
``` Fragments of thrombi Clumps of bacteria Fragmented tumor cells Animal Parasites Fat Gas Foreign Bodies ```
32
The consequences of Embolism??
``` Ischemia Infarction Gangrene Spread of infection Spread of tumor cells Necrosis ```
33
What is a Hemorrhage?
Escape of blood from blood vascular system
34
Etiology of Hemorrhages?
Trauma Vascular Diseases Hypertension Blood Diseases
35
Types of Hemorrhages?
Petechiae Ecchymosis Hematoma
36
What is a Hematoma?
Large collection of blood usually due to trauma
37
What is an Ecchymosis?
Small, non elevated hemorrhagic patch
38
What is Petechiae?
Antemortem, pinpoint, extravascular blood discoloration visible as purplish hemorrhages of the skin
39
Bleeding from the nose?
Epistaxis
40
Blood coming from the Sputum?
Hemoptysis
41
Vomiting Blood?
Hematemesis
42
Bleeding in the Pericardial Cavity?
Hemopericardium
43
What is Hemothorax?
Blood in the thoracic cavity
44
Blood in the abdominal cavity?
Hemoperitoneum
45
Blood in the stool
Melena
46
Discharge of red blood cells in urine?
Hematuria
47
Loss of blood to the point where life can no longer be sustained?
Exsanguination
48
Condition in which the circulatory system is unable to provide adequate blood supply to the body tissues?
Shock
49
Shock Etiology?
``` Heat, cold, burns Radiation Severe hemorrhage Allergic Reaction Myocardial Infarction Trauma with soft tissue damage ```
50
What are the effects of Shock?
``` Blood lost from circulation Blood volume in blood vessels Less flow in blood vessels Less blood to the heart Less blood to body tissues Severe tissue damage ```
51
Types of Shock?
Cardiogenic Hypovolemic Septic shock
52
What are the symptoms of Shock?
Low Blood Pressure Low Body temp Shallow but rapid breathing Heavy Perspiration
53
What is Dehydration?
Loss of moisture from body tissue which may occur antemortem or postmortem
54
Etiology of Dehydration?
``` Hemorrhage Fever Diabetes Mellitus Kidney or Adrenal disease Metabolic disorders Diarrhea or vomiting ```
55
Consequences of Dehydration?
``` Nervous System Respiration Dry Skin Opaque sticky organ surfaces Vascular collapse Brain heart and kidney damage ```
56
Plethora?
Increased in total blood volume
57
Etiology of Plethora?
Excess blood
58
Consequences of Plethora?
Headache and Dizziness Vomiting Heart and kidney damage
59
Diminished Circulation?
May lead to syncope ( Cessation of circulation)
60
What does the prefix En mean?
Means in
61
What is Encephalitis?
Inflammation of the brain
62
What prefix means Within?
Endo
63
What is Endocarditis?
Inflammation of the endocardium, or lining of the heart
64
Inflammation of the mucous membrane of the cervix
Endocerviticitis
65
The ectopic occurrence of endometrial tissue or its diffuse implantation
Endometriosis
66
What is a Endogenous Infection?
Produced or arising from within a cell or organism
67
Endospores?
Thick- walled spore with a bacterium
68
A bacterial toxin confined within the body of a bacterium freed only when the bacterium is broken down, Gram negative bacteria
Endotoxin
69
Inflammation of the Intestines?
Enteritis
70
What is the prefix of Intestine?
Entero
71
What does Epi mean?
Prefix meaning upon
72
A disease higher than normal numbers?
Epidemic
73
What is Epilepsy?
A chronic neurogenic disease marked by sudden alterations in consciousness and convulsions
74
Bleeding from the nose?
Epistaxis
75
Suffix meaning Sensation
Esthesia
76
The prefix that means Out Of
EX
77
A toxin produced by a microorganism and excreted into its surrounding medium
Exotoxin
78
Loss of blood to the point where life can no longer be sustained?
Exsanguination