Section 1 Test Questions Flashcards
Which type of muscle fiber is also called a slow-twitch fiber? A. Type I B. Type IIa C. Type IIb D. Type IIx
A. Type I
What two components comprise a motor unit?
Muscle fibers and motor neurons.
What are other names given for Type I, Type IIa, and Type IIb muscle fibers, in order?
Slow oxidative fibers, fast oxidative glycolytic fibers, and fast glycolytic fibers.
True of False:
A Golgi tendon organ send impulses to the antagonist muscle to relax and to the agonist muscle to activate.
False.
A Golgi tendon organ send impulses to the agonist muscle to relax and to the antagonist muscle to activate.
What is the most basic energy system?
The phosphogen energy system.
Which of the following is an example of a mode?
A. Hiking
B. High-impact activities
C. Upper body exercises
D. All of the above.
D. All of the above
The stretch reflex is initiated by which of the following?
A. Muscle spindles
B. Golgi tendon organs
C. both A and B
D. Neither A nor B
A. Muscle spindles
If a person is singing along to music should on an exercise machine, at what level of intensity is he/she likely exercising?
A. Low intensity
B. Moderate intensity
C. High intensity
D. Vigorous intensity
A. Low intensity
Which two hormones stimulate protein synthesis?
Testosterone and growth hormone
True or False:
The equation for work is force multiplied by distance.
True.
At how many weeks should pregnant women stop lying in a supine position?
A. 12 weeks
B. 14 weeks
C. 16 weeks
D. None of the above
C. 16 weeks
At what percentage of ideal body weight may someone with an eating disorder begin aerobic exercise?
A. 80%
B. 90%
C. 95%
D. 100%
B. 90%
How long should a post-cardiac rehabilitating person exercise without problems before beginning resistance training?
A. 1 month
B. 2 months
C. 3 months
D. 6 months
C. 3 months
When teaching a new, complex skill, is whole practice or part practice more effective?
Part practice is generally more effect for learning complex skills.
