Peripheral Nerve Anatomy
A 45-year-old woman presents with numbness in her thumb, index finger, middle finger, and radial half of her ring finger. She also has weakness of thumb opposition. Nerve conduction studies confirm carpal tunnel syndrome. Regarding the anatomy of the median nerve:
Mark each as TRUE or FALSE
The median nerve is formed by contributions from the lateral cord (C5, C6, C7) and medial cord (C8, ...
In the arm, the median nerve lies lateral to the brachial artery proximally, crosses anterior to the...
The median nerve innervates all forearm flexor muscles; the anterior interosseous nerve is a sensory...
The anterior interosseous nerve (AIN) is a pure motor branch arising 5-8cm distal to the lateral epi...
The palmar cutaneous branch arises approximately 5cm proximal to the wrist crease, passes superficia...
Answer the questions to see explanations
Click T (True) or F (False) for each option