Introduction The suprascapular nerve is a branch of the brachial plexus (C5-C6) that supplies motor innervation to the supraspinatus and infraspinatus muscles, which are key for shoulder movement and stability.…
Introduction The common peroneal nerve (also known as the common fibular nerve) is a branch of the sciatic nerve, originating in the lumbosacral plexus (L4-S2). It wraps around the head…
Introduction The obturator nerve is a peripheral nerve that arises from the lumbar plexus (L2-L4) and primarily supplies the medial thigh. It provides motor innervation to the adductor muscles (adductor…
Introduction The sural nerve is a sensory nerve in the lower leg, originating from the tibial and common fibular (peroneal) nerves. It runs along the posterior aspect of the calf…
Introduction The femoral nerve is a major peripheral nerve of the lower limb, originating from the lumbar plexus (L2-L4). It supplies motor innervation to the anterior thigh muscles (e.g., quadriceps)…
Introduction The tibial nerve is a major branch of the sciatic nerve and is part of the lumbosacral plexus. It originates from the L4-S3 spinal nerves and runs down the…
What is a Guyon Canal Syndrome? Guyon’s Canal Syndrome, also known as Ulnar Tunnel Syndrome, is a condition caused by compression of the ulnar nerve as it passes through Guyon’s…
Introduction The ulnar nerve is a major peripheral nerve that runs from the neck down to the hand, playing a crucial role in movement and sensation. It controls fine motor…
The median nerve is a major nerve of the upper limb, originating from the brachial plexus (C5-T1). It runs down the arm, forearm, and into the hand, providing motor innervation…
The human nervous system consists of a vast network of nerves that transmit signals between the brain, spinal cord, and the rest of the body. These nerves are classified into:…