1|Page
NR 507 MIDTERM EXAM LATEST 2026 ACTUAL EXAM WITH
COMPLETE QUESTIONS AND CORRECT DETAILED ANSWERS (100%
VERIFIED ANSWERS) |ALREADY GRADED A+| ||PROFESSOR
VERIFIED|| ||BRANDNEW!!!||
Which of the following best describes mitral regurgitation?
Uneven closure of the valve flaps
Calcification of the leaflet edges
Retrograde flow through the valve
Narrowing of the valve limiting forward flow - ANSWER-
Retrograde flow through the valve
Which of the following is the most common cause of mitral
stenosis?
Congenital bicuspid valve
Chordae tendineae damage after myocardial infarction
Untreated streptococcal infection
Calcification of the leaflets - ANSWER-Untreated streptococcal
infection
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Which of the following are the most common causes of aortic
stenosis? Select all that apply.
Insulin resistance
Hypertension
Calcification of the leaflets
Congenital bicuspid valve
Scar tissue caused by rheumatic fever
Dyslipidemia - ANSWER-Calcification of the leaflets
Congenital bicuspid valve
Scar tissue caused by rheumatic fever
Which of the following are expected findings associated with
mitral stenosis? Select all that apply.
Diastolic murmur
Atrial fibrillation
Systolic murmur
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Left atrial enlargement
Syncope
Dependent edema
Chest pain - ANSWER-Diastolic murmur
Atrial fibrillation
Left atrial enlargement
Which of the following may cause syncope in a client with aortic
stenosis?
Decreased oxygen saturation with increased myocardial oxygen
demand
Increased cardiac output with peripheral vasodilation
Peripheral blood vessel vasoconstriction
Inability to increase cardiac output during exertion - ANSWER-
Inability to increase cardiac output during exertion
After confirming a diagnosis of aortic stenosis, which of the
following is the most appropriate management strategy?
, 4|Page
Start beta-blocker therapy
Refer for potential aortic valve replacement
Start calcium channel blockers
Monitor echocardiograms annually - ANSWER-Refer for potential
aortic valve replacement
Which of the following outcomes indicate the effective
management of aortic stenosis? Select all that apply.
Increase in bone density
Improvement in exercise tolerance
Reduced symptoms of shortness of breath and dizziness
Normal blood pressure
No chest discomfort - ANSWER-Improvement in exercise
tolerance
Reduced symptoms of shortness of breath and dizziness
No chest discomfort
NR 507 MIDTERM EXAM LATEST 2026 ACTUAL EXAM WITH
COMPLETE QUESTIONS AND CORRECT DETAILED ANSWERS (100%
VERIFIED ANSWERS) |ALREADY GRADED A+| ||PROFESSOR
VERIFIED|| ||BRANDNEW!!!||
Which of the following best describes mitral regurgitation?
Uneven closure of the valve flaps
Calcification of the leaflet edges
Retrograde flow through the valve
Narrowing of the valve limiting forward flow - ANSWER-
Retrograde flow through the valve
Which of the following is the most common cause of mitral
stenosis?
Congenital bicuspid valve
Chordae tendineae damage after myocardial infarction
Untreated streptococcal infection
Calcification of the leaflets - ANSWER-Untreated streptococcal
infection
,2|Page
Which of the following are the most common causes of aortic
stenosis? Select all that apply.
Insulin resistance
Hypertension
Calcification of the leaflets
Congenital bicuspid valve
Scar tissue caused by rheumatic fever
Dyslipidemia - ANSWER-Calcification of the leaflets
Congenital bicuspid valve
Scar tissue caused by rheumatic fever
Which of the following are expected findings associated with
mitral stenosis? Select all that apply.
Diastolic murmur
Atrial fibrillation
Systolic murmur
,3|Page
Left atrial enlargement
Syncope
Dependent edema
Chest pain - ANSWER-Diastolic murmur
Atrial fibrillation
Left atrial enlargement
Which of the following may cause syncope in a client with aortic
stenosis?
Decreased oxygen saturation with increased myocardial oxygen
demand
Increased cardiac output with peripheral vasodilation
Peripheral blood vessel vasoconstriction
Inability to increase cardiac output during exertion - ANSWER-
Inability to increase cardiac output during exertion
After confirming a diagnosis of aortic stenosis, which of the
following is the most appropriate management strategy?
, 4|Page
Start beta-blocker therapy
Refer for potential aortic valve replacement
Start calcium channel blockers
Monitor echocardiograms annually - ANSWER-Refer for potential
aortic valve replacement
Which of the following outcomes indicate the effective
management of aortic stenosis? Select all that apply.
Increase in bone density
Improvement in exercise tolerance
Reduced symptoms of shortness of breath and dizziness
Normal blood pressure
No chest discomfort - ANSWER-Improvement in exercise
tolerance
Reduced symptoms of shortness of breath and dizziness
No chest discomfort
