200+ Questions and Answers
1.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.
: Answer D
2.What is the fundamental unit of muscle contraction?
A. Myofibril
B. Sarcomere
C. Myosin
D. Sarcolemma
: Answer B
3.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
: Answer B
,4.What is the natural curve in the lumbar region of the spine?
A. Kyphotic curve
B. Scoliotic curve
C. Lordotic curve
D. Myotic curve
: Answer C
5.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
: Answer D
6.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.
: Answer A
,7.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
: Answer D
8.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.
: Answer B
9.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
: Answer B
10.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.
: Answer C
11.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
: Answer C
12.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.