Assessment: Physiology Exam
Questions and Answers 100%
Correct
What are the 2 of the muscle fiber types? - ANSWER - Slow Twitch (Type 1)
Fast Twitch (type 2)
Define Slow Twitch fibers? - ANSWER - Slow twitch fibers are for aerobic activity
Define Fast twitch fibers? - ANSWER - Fast twitch fibers are for anaerobic activity
speed, power, and strength
Name the 2 Sub types of fast twitch fibers? - ANSWER - Fast Twitch A (type 2a)
Fast Twitch B (type 2b)
Describe how slow twitch fibers contract? - ANSWER - Contract slowly and are very
resistant to fatigue.
Describe how fast twitch fibers contract? - ANSWER - Contract quickly and fatigue
easily.
Describe the difference between fast twitch A and fast twitch B? - ANSWER - Fast
twitch A: recruited for prolonged anaerobic activity.
Fast twitch B: recruited for short intense activities.
What is the Concentric phase? - ANSWER - A shortening of the muscle as a result of
contraction.