The Muscle That Flexes the Semipronated or Semisupinated Forearm Is

Question

The muscle that flexes the semipronated or semisupinated forearm is the:
A)biceps brachii.
B)brachialis.
C)brachioradialis.
D)triceps brachii.

Accepted Answer

The brachioradialis is responsible for flexing the forearm, especially when it is in a semipronated (midposition between pronation and supination) position.