with Correct Verified Detailed Answers Complete Exam
Study Material
Introduction:
This document provides a comprehensive set of review questions with
correct, verified answers for Exam 3 in NURS 3366 Pathophysiology. It
covers key cardiovascular, respiratory, and renal system
pathophysiology topics, including hypertension, atherosclerosis,
myocardial infarction, heart failure, pulmonary disorders, renal diseases,
and electrolyte balance. The material is structured in a question-and-
answer format, making it suitable for focused exam preparation.
Exam Questions and Answers:
1. A patient presents to the emergency department reporting
difficulty swal- lowing and shortness of breath. A CT scan would most
likely reveal an aneurysm in the--- correct precise answers ---
a. cerebral vessels
b. renal arteries
c. inferior vena cava
d. thoracic aorta--- correct precise answers --- d. thoracic aorta
2. What term should the nurse use to document a detached blood
,clot?
a. Thrombus
b. Embolus
c. Thromboembolus
d. Infarction--- correct precise answers --- c. Thromboembolus
3. What is the initiating event that leads to the development of
atherosclerosis?
a. Release of the inflammatory cytokines
b. Macrophages adhere to vessel walls.
c. Injury to the endothelial cells that line the artery walls
d. Release of the platelet-deprived growth factor--- correct precise
answers --- c. Injury to the endothelial cells that line the artery walls
4. What is the effect of oxidized low-density lipoproteins
(LDLs) in atherosclero- sis?
a. LDLs cause smooth muscle proliferation.
b. LDLs cause regression of atherosclerotic plaques.
c. LDLs increase levels of inflammatory cytokines.
d. LDLs direct macrophages to the site in the endothelium.---
correct precise answers --- a. LDLs cause smooth muscle
,proliferation.
5. Which factor is responsible for the hypertrophy of the
myocardium associat- ed with hypertension?
a. Increased norepinephrine
b. Adducin
c. Angiotensin II
d. Insulin resistance--- correct precise answers --- c. Angiotensin II
6. What pathologic change occurs to the kidney's glomeruli as a result
of hyper- tension?
a. Compression of the renal tubules
b. Ischemia of the tubule
c. Increased pressure from within the tubule
d. Obstruction of the renal tubule--- correct precise answers --- b.
Ischemia of the tubule
7. What effect does atherosclerosis have on the development of an
aneurysm?
a. Atherosclerosis causes ischemia of the intima.
b. It increases nitric oxide.
c. Atherosclerosis erodes the vessel wall.
, d. It obstructs the vessel.--- correct precise answers --- c.
Atherosclerosis erodes the vessel wall.
8. Regarding the endothelium, what is the difference between
healthy vessel walls and those that promote clot formation?
a. Inflammation and roughening of the endothelium of the artery
are present.
b. Hypertrophy and vasoconstriction of the endothelium of the artery
are present.
c. Excessive clot formation and lipid accumulation in the
endothelium of the artery are present.
d. Evidence of age-related changes that weaken the endothelium of
the artery are present.--- correct precise answers --- a. Inflammation
and roughening of the endothelium of the artery are present.
9. What is the usual source of pulmonary emboli?
a. Deep venous thrombosis
b. Endocarditis
c. Valvular disease
d. Left heart failure--- correct precise answers --- a. Deep venous
thrombosis
10. What change in a vein supports the development of varicose veins?
a. Increase in osmotic pressure