Final answer:
To block the medial cutaneous nerve of the forearm, a local anesthetic can be injected near the nerve's pathway.
Step-by-step explanation:
The medial cutaneous nerve of the forearm is a branch of the median nerve that provides sensory innervation to the skin on the anterior and medial aspects of the forearm.
To block the medial cutaneous nerve of the forearm, a local anesthetic can be injected near the nerve's pathway. The injection can be performed at the medial aspect of the forearm, just proximal to the wrist crease and below the flexor retinaculum.