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…
The radial nerve is a major peripheral nerve of the upper limb. The radial nerve is a nerve in the arm that provides sensation to the skin on the back of the hand and the thumb side of the forearm. It is the largest nerve in the upper arm, and is a mixed nerve. The…
What is a Stroke? ANATOMY OF THE BRAIN : The three main components of the brain—the cerebrum, the cerebellum, and the brainstem—have distinct functions. The cerebrum is the largest and most developmentally advanced part of the human brain. It is responsible for several higher functions, including higher intellectual function, speech, emotion, integration of sensory stimuli…
Definition Posterior Pelvic Tilt: Posterior pelvic tilt: the top of the pelvis is rotated back. The effect of the posterior tilt increases spinal flexion. Anterior pelvic tilt: the top of the pelvis is rotated forward. The effect of the anterior tilt increases spinal extension. What is a Posterior Pelvic Tilt? Posterior Pelvic Tilt Symptoms Posterior…
What is a Forward Head Posture? Forward head posture, sometimes called “Scholar’s Neck”, “Text Neck”, “Wearsie Neck”,” or “Reading Neck”, refers to a posture where the head appears to be positioned in front of the body.Forward head posture is considered to be the most common postural deformity, affecting between 66% and 90% of the population….
What is an Anterior Pelvic Tilt? Anterior pelvic tilt is when the front of the pelvis drops in relationship to the back of the pelvis. For example, this happens when the hip flexors shorten and the hip extensors lengthen. The posterior pelvic tilt is the opposite when the front of the pelvis rises and the…
Introduction: The sway back posture — casually known as the ‘lazy posture’, is identified by shoulders and chest leaning backwards, with hips turned in and pelvis and chin thrust forward. Why Sway Back Happen? This posture is usually due to a lack of support for the hips and pelvis, hinging at the back, thereby applying…
