ACTUAL Exam Questions and CORRECT
Answers
What is the function of the tricuspid valve?
A. It acts as a pacemaker.
B. To pump blood through the heart.
C. Prevents backflow of blood to the left atrium.
D. Prevents backflow of blood to the right atrium. - CORRECT ANSWER -Answer: D
What is the fundamental unit of muscle contraction?
A. Myofibril
B. Sarcomere
C. Myosin
D. Sarcolemma - CORRECT ANSWER -Answer: B
Which chamber of the heart is responsible for pumping oxygenated blood to the body?
A. Right ventricle
B. Left ventricle
C. Right atrium
D. Left atrium - CORRECT ANSWER -Answer: B
What is the natural curve in the lumbar region of the spine?
A. Kyphotic curve
B. Scoliotic curve
C. Lordotic curve
D. Myotic curve - CORRECT ANSWER -Answer: C
,Adenosine triphosphate production via "anaerobic" glycolysis is associated with the significant
formation of what by-product?
A. Pyruvic Acid
B. Phosphoric Acid
C. Citric Acid
D. Lactic Acid - CORRECT ANSWER -Answer: D
The changes in muscle size associated with long-term resistance training is most likely due to
increases in _____.
A. muscle fiber cross-sectional diameter.
B. muscle fiber number.
C. connective tissue thickness.
D. hydration state of the muscle. - CORRECT ANSWER -Answer: A
Downhill walking/jogging/running is characterized by eccentric activation of which of the
following
muscle groups?
A. Hamstrings
B. Gastrocnemius
C. Brachioradialis
D. Quadriceps femoris - CORRECT ANSWER -Answer: D
What is the typical resting blood pressure response to long term aerobic exercise in a
hypertensive individual?
A. Both systolic and diastolic pressures will increase.
B. Both systolic and diastolic pressures will decrease.
C. Systolic will increase, while diastolic will remain unchanged.
,D. Systolic will decrease, while diastolic will remain unchanged. - CORRECT ANSWER -
Answer: B
How does heart rate increase in relation to work rate and oxygen uptake during dynamic
exercise?
How does heart rate increase in relation to work rate and oxygen uptake during dynamic
exercise?
A. Exponentially
B. Linearly
C. Curvilinearly
D. Inversely - CORRECT ANSWER -Answer: B
Which cardiovascular training approach, if repeated frequently, is most likely going to lead to
overtraining?
A. One intensive day followed by three easy days.
B. One long day followed by three shorter duration days.
C. Two consecutive intensive days, followed by one easy day. - CORRECT ANSWER -
Answer: C
What feature is unique to skeletal muscle as compared to cardiac muscle?
A. Absence of striations
B. Presence of branching
C. Requires nervous system stimulation
D. Presence of intercalated disks - CORRECT ANSWER -Answer: C
What is the correct path of blood flow through the chambers of the heart?
A. Left ventricle; left atrium; right atrium; right ventricle.
B. Right ventricle; right atrium; left atrium; left ventricle.
C. Left atrium; right atrium; left ventricle; right ventricle.
, D. Right atrium; right ventricle; left atrium; left ventricle. - CORRECT ANSWER -
Answer: D
What respiratory muscles can cause forceful expiration?
A. External intercostals
B. Pectoralis minor
C. Sternocleidomastoid
D. Internal intercostals - CORRECT ANSWER -Answer: D
Which of the following occurs when walking or running up an incline?
A. Greater flexibility of the soleus
B. Lesser force of action from the gluteus maximus
C. Lesser force of action of the knee extensors
D. Lesser flexibility of the plantar flexors - CORRECT ANSWER -Answer: A
What two muscles, along with the supraspinatus and infraspinatus, make up the rotator cuff?
A. Teres minor and scalenus
B. Teres minor and subscapularis
C. Teres major and scalenus
D. Teres major and subscapularis - CORRECT ANSWER -Answer: B
What muscle action will most likely induce delayed onset muscle soreness?
A. Concentric
B. Eccentric
C. Isometric
D. Isotonic - CORRECT ANSWER -Answer: B
What occurs to a muscle during the eccentric movement phase of an exercise?