Description: Injury to the radial nerve may result in radial neuropathy, also called radial nerve palsy. Radial nerve injury may be due to physical trauma, infection, or even exposure to toxins. It often causes numbness and tingling or burning pain. It can also be painless. The condition may cause weakness or difficulty moving your wrist,…
Anatomy of Gluteal Muscle Gluteus muscle, any of the large, fleshy muscles of the buttocks, stretching from the back portion of the pelvic girdle (hipbone) down to the greater trochanter, the bony protuberance at the top of the femur (thighbone). These include: 1) gluteus maximus2) gluteus medius3) gluteus minimus. 1) GLUTEUS MAXIMUS: This is a…
Introduction: Decorticate posture — a sign of severe damage to the brain — is an abnormal posturing in which a person is stiff with bent arms, clenched fists, and legs held out straight. The arms are bent in toward the body and the wrists and fingers are bent and held on the chest. This type…
What is Decerebrate posture? Decerebrate posture is an abnormal body posture that involves the arms and legs being held straight out, the toes being pointed downward, and the head and neck being arched backward. The muscles are tightened and held rigidly. This type of posturing usually means there has been severe damage to the brain….
The Median Nerve is a nerve in humans and other animals in the upper limb. It is one of the five main nerves originating from the brachial plexus. Anatomy of Median Nerve: The median nerve originates from the lateral and medial cords of the brachial plexus and has contributions from ventral roots of C5-C7 (lateral…
Anatomy of the Calf muscle The calf muscle is located on the back of the lower leg and is actually made up of two muscles: The medial and lateral heads of the gastrocnemius muscle, which is the most superficial, are present. The gastrocnemius muscle belly is formed by the convergence of its two heads. The…
Hamstring Muscle Anatomy The hamstrings are a group of muscles and their tendons at the rear of the upper leg. They include the biceps femoris, semitendinosus, and semimembranosus. The hamstrings flex the knee joint and extend the thigh to the backside of the body. They are used in walking, running, and many other physical activities….
The ulnar nerve is a major peripheral nerve of the upper limb. The ulnar nerve is located in the medial side of the forearm. It runs from the large cubital tunnel in the elbow down to the fourth and fifth fingers. The ulnar nerve supplies sensation to both sides of the hand and contributes muscles…
Anatomy and Physiology Of Sciatic Nerve Origin and Branches of the Sciatic Nerve: The sciatic nerve starts in the lower spine and follows a long path through the buttock, down the back of the thigh and leg, and finally ends in the foot. Origin of Sciatic Nerve : The sciatic nerve is formed by the…
What is an Opisthotonus Posture? Opisthotonus Posture is an abnormal posture in which spastic muscle contraction of the back of muscles of the neck, trunk, and lower extremities that leads to severe abnormal backward arching from neck to heel. Spasms of the muscles cause backward arching of the head, neck, and spine, as in severe…
