Answer:
Brachioradialis; because your hand is pronated when you flex the elbow
Explanation:
The brachioradialis is a muscle of the forearm that flexes the forearm at the elbow. It is also capable of both pronation and supination, depending on the position of the forearm.
It seems that you have missed the necessary options for us to answer this question, so I had to look for it. Here are the answers. The nurse is explaining clinical manifestations of alterations in the extrapyramidal system, therefore, the nurse would correctly include the following: little or no paralysis of voluntary movement, normal or slightly increased tendon reflexes, <span> presence of tremor, and rigidity of muscles. Hope this helps.</span>