FORTINBERRY

Question 2

The sinoatrial node is located in what chamber of the heart?
A. Left atrium
B. Right atrium
C. Left ventricle
D. Right ventricle

Answer 2

B. Right atrium

Question 3

Where in the tissues does nutrient exchange take place?
A. Capillaries
B. Interstitial spaces
C. Arterioles
D. Venules

Answer 3

B. Interstitial spaces

Question 4

During which phase of the cardiac cycle is ventricular volume the lowest?
A. Atrial systole
B. Isovolumetric ventricular contraction
C. At the onset of rapid ventricular ejection
D. Isovolumetric ventricular relaxation

Answer 4

D. Isovolumetric ventricular relaxation

Question 5

Which of the following has the shortest period (highest frequency) of spontaneous contraction?
A. Purkinje fibers
B. SA node
C. AV node
D. Myocardium

Answer 5

B. SA node

Question 6

Stimulation of CN X will cause which of the following effects?
A. Atrial fibrillation
B. Sinus bradycardia
C. Cardiac rigor
D. Ventricular fibrillation

Answer 6

B. Sinus bradycardia

Question 7

The volume of air moved going from full forced expiration to full forced inspiration is known as _______.
A. Inspiratory capacity
B. Vital capacity
C. Total lung capacity
D. Inspiratory reserve volume

Answer 7

B. Vital capacity

Question 8

Which of the following occurs during increased physical exertion?

Answer 8

A. Increased ventricular refilling, secondary to increased venomotor tone

Question 9

Which of the following is indicative of left heart failure?

Answer 9

C. Orthopnea

Question 10

What effect does verapamil (a calcium antagonist) have on the heart?

Answer 10

A. Verapamil causes decreased contractility of the heart and vasodilation of the coronary arteries.

Question 11

Which of the following activities would be inappropriate for a cardiac patient who should not exceed 5 metabolic equivalents (METs)?

Answer 11

A. Cycling 11 mph

Question 12

12. In what position should the therapist place the upper
    extremity to palpate the supraspinatus tendon?
    A. Full abduction, full flexion, and full external
    rotation
    B. Full abduction, full flexion, and full internal
    rotation
    C. Full adduction, full external rotation, and full
    extension
    D. Full adduction, full internal rotation, and full
    extension

Question 13

13. A 13-year-old girl has fractured the left patella during a
    volleyball game. The physician determines that the
    superior pole is the location of the fracture. Which of
    the following should be avoided in early rehabilitation?
    A. Full knee extension
    B. 45 degrees of knee flexion
    C. 90 degrees of knee flexion
    D. 15 degrees of knee flexion
14. During conference with the physical therapist, a
    respiratory therapist indicates that the patient has a low
    expiratory reserve volume. What does this mean?
    A. The volume of air remaining in the lungs
    after a full expiration is low.
    B. The volume of air in a breath during
    normal breathing is low.
    C. The volume of air forcefully expired after
    a forceful inspiration is low.
    D. The amount of air expired after a resting
    expiration is low