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  A supinator muscle

Option: 1

contracts to rotate the forearm and thus to make palm face upward or forward


Option: 2

contracts to draw a bone away from the body midline


Option: 3

brings the limb towards midline


Option: 4

is antagonist of adductor muscle


Answers (1)

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@91596 

 

Types of Skeletal Muscles -

Pronator and Supinator: The contraction of a pronator rotates the forearm to turn the palm downward or backwards. Supinator is the antagonist of pronator. A supinator contract to rotate the forearm and thus to make palm face upward or forward. 


 

Hence the correct option is a. contracts to rotate the forearm and thus to make palm face upward or forward
 

 

Posted by

SANGALDEEP SINGH

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