Asked by William Sabga-Aboud on Apr 27, 2024
Verified
Of the following muscles of the forearm, which one rotates the forearm to turn the palm upwards?
A) Supinator
B) Triceps brachii
C) Brachialis
D) Pronator quadratus
E) Brachioradialis
Supinator
A muscle in the forearm that assists in rotating the forearm and hand so that the palm faces upwards or forwards.
Pronator Quadratus
A square-shaped muscle in the forearm that acts to pronate the wrist, turning the hand so the palm faces downwards.
Triceps Brachii
A major muscle of the upper arm involved in extension of the elbow and is composed of three heads.
- Distinguish among muscles by identifying their unique functions in the forearm and arm.
- Discriminate among various muscles by their participation in the movements of fingers, hands, and legs.
Verified Answer
GS
gurbaaj sanghaApr 28, 2024
Final Answer :
A
Explanation :
The supinator muscle is specifically responsible for supination of the forearm, which is the action of rotating the forearm to turn the palm upwards.
Learning Objectives
- Distinguish among muscles by identifying their unique functions in the forearm and arm.
- Discriminate among various muscles by their participation in the movements of fingers, hands, and legs.