Quiz - Facial Muscles And Exterior Muscles Slow/Fast Twitch And More Flashcards by Kenny Heumann | Brainscape

Q

To bend the arm at the elbow, the bicep muscle ______ and the triceps muscle ________. *

A

Contract and relay

Pg. 50

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Q

Skeletal muscle can

A

Only contract

Pg. 48

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Q

When muscles receive messages from the nervous system, they *

A

Contract and shorten

Pg. 48

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