The ilioinguinal nerve branches off the first lumbar nerve, which is near the lower back. It branches down the body through the second and third abdominal muscles and communicates with the ...

There are 12 cranial nerves in the body, all originating in the brain. They come in pairs and connect different body areas and organs to the brain. Cranial nerves can transmit two types of information ...

The recurrent laryngeal nerve (RLN) is critical for speech as it provides nerve function to muscles in the larynx, or voice box. People have two RLNs, one on each side of the neck. Instead of ...

A complex system of nerves and muscles enables the human eye to blink, gaze, and shift focus. The trochlear nerve is one of six cranial nerves that carry electrical impulses from the brain to the eye.

Various nerves control bladder and bowel function, including the spinal cord, cauda equina, pudendal nerves, and the enteric nervous system, a nerve network in the walls of the digestive tract. These ...

Christopher Oseh, MD, is a trained primary care physician leveraging almost a decade of clinical experience managing and counseling patients toward better health through positive lifestyle changes. He ...

The phrenic nerve is the nerve that controls your diaphragm, the dome-shaped muscle that helps you breathe. The diaphragm muscles expand and tighten the lungs to help you draw air into them. The ...