Anatomy of the Upper Limb

Which nerve innervates the triceps brachii muscle?

In which part of the arm does the long head of the triceps brachii muscle originate from?

Which structure does the triceps brachii muscle insert onto distally?

Which nerve innervates the long head of the triceps brachii muscle in some individuals?

What is the function of the biceps brachii muscle at the elbow joint?

Where does the biceps brachii muscle insert distally?

How is arterial supply provided to the posterior compartment of the upper arm?

What is a common symptom associated with the rupture of the long head of the biceps brachii tendon?

What spinal segment is tested when tapping on the triceps tendon?