ANSWERS
1. After leaving the left ventricle, blood enters which of the
following
structures?
Select one:
a. Superior vena cava
b. Aorta
c. Inferior vena cava
d. Pulmonary artery: Aorta
2. Which of the following joints is between the metacarpals and
phalanxes?
Select one:
a. Condyloid
b. Pivot
c. Saddle
d. Hinge: Condyloid
3. According to continuing education requirements, which of the
,following is true?
Select one:
a. Accumulate 2 units of approved continuing education each year.
b. Accumulate 2 units of approved continuing education every 2
years.
c. Accumulate 3 units of approved continuing education each year.
d. Accumulate 3 units of approved continuing education every
2 years. Check: Accumulate 2 units of approved continuing education every 2 years.
4. Which of the following muscles is a synergist during the seated
cable row exercise?
Select one:
a. Latissimus dorsi
b. Pectoralis major
c. Biceps brachii
d. Rotator cuff: Biceps brachii
5. The autonomic nervous system contains which of the following
subdivisions?
Select one:
a. Sympathetic
b. Somatic
,c. Peripheral
d. Central: Sympathetic
6. Increased force output of the synergists for hip extension to
compensate for the weakened gluteus maximus is an example of
which of the following?
Select one:
a. Autogenic inhibition
b. Synergistic dominance
c. Davis's law
d. Arthrokinetic dysfunction: Synergistic dominance
7. According to the sliding filament theory, muscular contraction
occurs when
Select one:
a. actin and myosin filaments slide away from each other.
b. myosin cross bridge power strokes the actin filament across the
myosin.
c. the distance from Z line to Z line is increased.
d. myofibrils are lengthened.: myosin cross bridge power strokes the actin filament across
the myosin.
, 8. During a 40-yard dash, the hamstring complex begins to do most of
the work for a weakened gluteus maximus. This is an example of which
of the following concepts?
Select one:
a. Force-couple relationships
b. Synergistic dominance
c. Length-tension relationships
d. Arthrokinematic dysfunction: Synergistic dominance