Quiz 2

Question 1

The 3 main uses of clinical exercise testing include all the following EXCEPT:

a. to diagnose the presence or severity of disease
b. establish functional capacity
c. screen symptomatic individuals
d. evaluate medical therapy

Answer 1

c. screen symptomatic individuals

Question 2

Main reason for doing a graded maximal exercise test in a person complaining of chest pain is to:

a. kill them
b. determine functional capacity
c. motivate compliance
d. diagnose and establish prognosis of disease
e. make an exercise prescription

Answer 2

d. diagnose and establish prognosis of disease

Question 3

Absolute contraindications for exercise testing include all of the following except:

a. severe aortic stenosis
b. first degree heart block
c. acute infection
d. significant emotional distress
e. c & d
f. c&a
g. all are absolute contraindications

Answer 3

b. first degree heart block

Question 4

Left main coronary artery divides into:

a. LAD and circumflex
b. LAD and right main
c. R and L anterior descending
d. right anterior descending and circumflex

Answer 4

a. LAD and circumflex

Question 5

The main way the heart obtains additional oxygen during periods of increased demand is by:

a. increase BF though the coronary circulation
b. increase o2 saturation from the blood circulating through the coronary blood vessels
c. reduce energy demand due to the Frank-Starling mechanism- enhanced contractility
d. increased utilization of anaerobic energy pathways

Answer 5

a. increase BF though the coronary circulation

Question 6

Chest leads (V1-6) view the heart from a:

a. horizontal plane (top to bottom)
b. frontal plane ( side to side)
c. frontal plane (top to bottom)
d. horizontal plane (front to back)

Answer 6

d. horizontal plane (front to back)

Question 7

ST depression represents:

a. test must be repeated
b. a negative test
c. myocardial infarction
d. incorrectly positioned electrodes
e. myocardial ischemia
f. c&e

Answer 7

f. c&e

Question 8

Which of the following is not associated with with typical angina pain symptoms?

a. burning
b. heaviness
c. sharp and stabbing pain
d. squeezing
e. fullness

Answer 8

c. sharp and stabbing pain

Question 9

What ECG changes are usually associated with subendocardial myocardial infarction?

a. ST depression or T-wave inversion
b. ST elevation
c. T-wave hyperpolarization
d. significant Q waves
e. shortening of QT interval

Answer 9

a. ST depression or T-wave inversion

Question 10

According to AHA and ACSM how long should patients who are post myocardial infarction wait before incorporating RT into their exercise program?

a. not at all
b. 7 days
c. 2-5 weeks
d. 2-4 months
e. RT is contraindicated

Answer 10

c. 2-5 weeks

Question 11

What is the recommended intensity for aerobic exercise training in patients who are post-MI?

a. 40-80% of HRR
b. 40-80% of HR peak
c. 60-90% of HRR
d. 10 beats above the ischemic threshold

Answer 11

a. 40-80% of HRR

Question 12

Which of the following is not considered as acute coronary syndrome?

a. acute myocardial infarction
b. unstable angina pectoris
c. stable angina pectoris
d. sudden cardiac death
e. NSTEMI
f. all are acute coronary syndrome
g. none are acute coronary syndromes

Answer 12

c. stable angina pectoris

Question 13

What are the 2 primary reasons for having coronary artery bypass revascularization surgery?

a. to increase exercise tolerance and QoL
b. to prolong life and improve exercise tolerance
c. to improve QoL and lower BP
d. to relieve symptoms and prolong life

Answer 13

d. to relieve symptoms and prolong life

Question 14

What is the proper order of pathology that leads to an acute MI?

Answer 14

endothelial injury, inflammatory response, endothelial dysfunction, plaque formation, plaque rupture