3
1-20.
The act of straightening a limb is known as
1.
flexion
2.
extension
3.
abduction
4.
adduction
1-21.
The primary function of the muscles
includes all of the following EXCEPT
1.
providing heat during activity
2.
maintaining body posture
3.
producing red blood cells
4.
providing movement
1-22.
The ability of muscles to regain their
original form when stretched is known as
1.
contractiblity
2.
elasticity
3.
extensibility
4.
tonicity
1-23.
Actin and myosin are the two protein
substances involved in
1.
muscle recovery
2.
muscle nourishment
3.
muscle contraction
4.
rigor mortis
1-24.
Which of the following properties describes
the ability of muscles to respond to a
stimulus?
1.
Contractility
2.
Irritability
3.
Extensibility
4.
Tonicity
1-25.
If a generally sedentary person in less than
good physical condition enters a marathon
with intent to complete the race, which of
the following outcomes can he/she be
expected to encounter?
1.
If the day is cool, there will be no
significant risk
2.
Any physical deficiency can be
overcome with a carbohydrate-rich
diet before the race
3.
If stretching exercises are performed
before the race, he/she will be ok
4.
He/she runs the risk of muscle damage
1-26.
Intramuscular injections are frequently
given in which of the following muscles?
1.
Trapezius
2.
Pectoralis majoris
3.
Deltoid
4.
All of the above
1-27.
Intramuscular injections are usually given
in which of the following muscles?
1.
Quadriceps
2.
Sartorius
3.
Gastrocnemius
4.
Gluteus maximus
1-28.
The bodys primary thermo-regulatory
action is a function of dilating and
contracting blood vessels and the
1.
stratum germinativum
2.
sweat glands
3.
sebaceous glands
4.
melanin
1-29.
The total blood volume in the average adult
is in what ranges?
1.
3 to 4 liters
2.
4 to 5 liters
3.
5 to 6 liters
4.
6 to 7 liters