PATHOPHYSIOLOGY EXAM 3 GALEN COLLEGE NEWEST 2025 EXAM COMPLETE 100 QUESTIONS
AND CORRECT DETAILED ANSWERS |ALREADY GRADED A+||BRAND NEW!!
Which of the following causes increased heart rate?
a. stimulation of the vagus nerve
b. increased renin secretion
c. administration of beta-blocking drugs
d. Stimulation of the sympathetic nervous system - ANSWER-d. Stimulation of the sympathetic
nervous system
What does the term preload refer to?
a. volume of venous return
b. peripheral resistance
c. stroke volume
d. cardiac output - ANSWER-a. volume of venous return
End-diastolic-volume
Vasodilation in the skin and viscera results directly from:
a. decreased blood pressure
b. increased parasympathetic stimulation
c. relaxation of smooth muscle in the arterioles
d. increased stimulation of alpha-adrenergic receptors - ANSWER-c. relaxation of smooth muscle
in the arterioles
Which of the following drugs decrease sodium and fluid retention in the body?
,a. warfarin (Coumadin)
b. digoxin (Lanoxin)
c. nitroglycerin (Isordil)
d. hydrochlorothiazide (Hydro DIURIL) - ANSWER-d. hydrochlorothiazide (Hydro DIURIL)
Which of the following are predisposing factors to thrombus formation in the circulation?
1. decreased viscosity of the blood
2. damaged blood vessel walls
3. immobility
4. prosthetic valves
a. 1, 3
b. 2, 4
c. 1, 3, 4
d. 2, 3, 4 - ANSWER-d. 2, 3, 4
Virchows Triad -- stasis, damaged walls, hypercoagubility
Decreased viscosity = more watery, less coaguable
Cigarette smoking is a risk factor in coronary artery disease because smoking:
a. reduces vasoconstriction and peripheral resistance
b. decreases serum lipid levels
c. promotes platelet adhesion
d. increases serum HDL levels - ANSWER-c. promotes platelet adhesion
, What does the term arteriosclerosis specifically refer to? - ANSWER-degeneration with loss of
elasticity and obstruction in small arteries
Modifiable factor that increase the risk for atherosclerosis include:
a. sedentary life style
b. female more than 40 years of age
c. exclusion of saturated fats from the diet
d. familial hypercholesterolemia - ANSWER-a. sedentary life style
An atheroma develops from: - ANSWER-Accumulated lipids, cells, and fibrin where endothelial
injury has occurred
Low-density lipoproteins (LDL):
a. promote atheroma development
b. contain only small amounts of cholesterol
c. transport cholesterol from cells to the liver for excretion
d. are associated with low intake of saturated fats - ANSWER-a. promote atheroma
development
Transport to body cells (VLDL's from liver to body cells)
Factors that may precipitate an angina attack include all of the following EXCEPT:
a. eating a large meal
b. an angry argument
c. walking down stairs
d. shovelling snow on a cold, windy day - ANSWER-c. walking down stairs
AND CORRECT DETAILED ANSWERS |ALREADY GRADED A+||BRAND NEW!!
Which of the following causes increased heart rate?
a. stimulation of the vagus nerve
b. increased renin secretion
c. administration of beta-blocking drugs
d. Stimulation of the sympathetic nervous system - ANSWER-d. Stimulation of the sympathetic
nervous system
What does the term preload refer to?
a. volume of venous return
b. peripheral resistance
c. stroke volume
d. cardiac output - ANSWER-a. volume of venous return
End-diastolic-volume
Vasodilation in the skin and viscera results directly from:
a. decreased blood pressure
b. increased parasympathetic stimulation
c. relaxation of smooth muscle in the arterioles
d. increased stimulation of alpha-adrenergic receptors - ANSWER-c. relaxation of smooth muscle
in the arterioles
Which of the following drugs decrease sodium and fluid retention in the body?
,a. warfarin (Coumadin)
b. digoxin (Lanoxin)
c. nitroglycerin (Isordil)
d. hydrochlorothiazide (Hydro DIURIL) - ANSWER-d. hydrochlorothiazide (Hydro DIURIL)
Which of the following are predisposing factors to thrombus formation in the circulation?
1. decreased viscosity of the blood
2. damaged blood vessel walls
3. immobility
4. prosthetic valves
a. 1, 3
b. 2, 4
c. 1, 3, 4
d. 2, 3, 4 - ANSWER-d. 2, 3, 4
Virchows Triad -- stasis, damaged walls, hypercoagubility
Decreased viscosity = more watery, less coaguable
Cigarette smoking is a risk factor in coronary artery disease because smoking:
a. reduces vasoconstriction and peripheral resistance
b. decreases serum lipid levels
c. promotes platelet adhesion
d. increases serum HDL levels - ANSWER-c. promotes platelet adhesion
, What does the term arteriosclerosis specifically refer to? - ANSWER-degeneration with loss of
elasticity and obstruction in small arteries
Modifiable factor that increase the risk for atherosclerosis include:
a. sedentary life style
b. female more than 40 years of age
c. exclusion of saturated fats from the diet
d. familial hypercholesterolemia - ANSWER-a. sedentary life style
An atheroma develops from: - ANSWER-Accumulated lipids, cells, and fibrin where endothelial
injury has occurred
Low-density lipoproteins (LDL):
a. promote atheroma development
b. contain only small amounts of cholesterol
c. transport cholesterol from cells to the liver for excretion
d. are associated with low intake of saturated fats - ANSWER-a. promote atheroma
development
Transport to body cells (VLDL's from liver to body cells)
Factors that may precipitate an angina attack include all of the following EXCEPT:
a. eating a large meal
b. an angry argument
c. walking down stairs
d. shovelling snow on a cold, windy day - ANSWER-c. walking down stairs
