asked 165k views
5 votes
To raise an arm upward, the muscle on one side of it contracts.

What happens to the muscle on the opposite side of the arm?
o
O
o
o
contracts
relases
both contracts and relates
neither contracts nor relates

asked
User NickLamp
by
8.3k points

2 Answers

2 votes
Releases is the answer when one side contracts the other releases
answered
User Shafique
by
8.2k points
1 vote
letter c ! both contracts and relates ! hope this helps!
answered
User Herald Smit
by
8.1k points
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