NR547 Week 2 CEA Pre-Clinical Diagnostic Exam

Question 1

When taking a patient’s blood pressure with a sphygmomanometer, which factor would most likely cause a falsely low reading?

A. Using a blood pressure cuff that is too large for the patient’s arm ✅
B. Positioning the patient in Trendelenburg position
C. Using a cuff that is too small for the patient’s arm
D. Positioning the patient’s arm below heart level

Correct Answer: A. Using a blood pressure cuff that is too large for the patient’s arm ✅

---

Question 2

During the cardiac cycle, where are the S1 and S2 heart sounds normally heard?

A. Both sounds occur during diastole
B. S1 occurs in systole while S2 occurs in diastole ✅
C. S1 occurs in diastole while S2 occurs in systole
D. Neither sound occurs during systole

Correct Answer: B. S1 occurs in systole while S2 occurs in diastole ✅

---

Question 3

The S2 heart sound most closely corresponds with which part of the ECG tracing?

A. Beginning of the P wave
B. Peak of the R wave
C. End of the T wave ✅
D. Beginning of the QRS complex

Correct Answer: C. End of the T wave ✅

---

Question 4

The point of maximal impulse (PMI) is commonly palpable in healthy adults when lying supine or in the left lateral decubitus position. Which valve is best auscultated in this area?

A. Aortic valve
B. Tricuspid valve
C. Mitral valve ✅
D. Pulmonic valve

Correct Answer: C. Mitral valve ✅

---

Question 5

While assessing transmitted voice sounds, the patient says “ee,” but the examiner hears a nasal “a” sound through the stethoscope. This finding is called:

A. Stereognosis
B. Whispered pectoriloquy
C. Bronchophony
D. Egophony ✅

Correct Answer: D. Egophony ✅

---

Question 6

What is the main purpose of thoracic percussion during a physical examination?

A. To assess tenderness before palpation of the chest wall
B. To determine whether tissues are air-filled, fluid-filled, or consolidated ✅
C. To identify deep lesions or tumors
D. To confirm chest pain caused by cardiac disease

Correct Answer: B. To determine whether tissues are air-filled, fluid-filled, or consolidated ✅