What are the main functions of funny bone?

The funny bone, also known as the ulnar nerve, is not actually a bone but rather a nerve that runs along the inner side of the elbow and down the forearm. The ulnar nerve is responsible for sensation in the ring finger and little finger, as well as the muscles that move these fingers.

When the ulnar nerve is irritated or compressed, it can cause a sensation of numbness, tingling, or pain in the hand and forearm. This condition is commonly known as "hitting your funny bone." While it can be uncomfortable, it is usually not serious and will resolve on its own within a few minutes.

Here are some of the main functions of the funny bone:

* Sensation in the ring finger and little finger. The ulnar nerve provides sensory information from the ring finger and little finger to the brain. This allows us to feel touch, pain, and temperature in these fingers.

* Movement of the ring finger and little finger. The ulnar nerve also controls the muscles that move the ring finger and little finger. These muscles allow us to flex (bend) and extend (straighten) these fingers.

* Stabilizing the wrist. The ulnar nerve helps to stabilize the wrist by preventing it from bending too far inward.