Quiz - Facial and Exterior Muscles, Slow/Fast Twitch and Slow Twitch Flashcards
1
Q
7 When muscles receive messages from the nervous system, they do what?
A
contract and shorten
- WKST The Muscular System
2
Q
9 Why are voluntary muscles also known as skeletal muscles?
A
They make your skeleton move.
- WKST The Muscular System
3
Q
18 To bend the arm at the elbow, the bicep muscle ______ and the triceps muscle ________.
A
contracts, then relaxes
- WKST The Muscular System
