Long Thoracic Nerve
Long Thoracic Nerve
Introduction The long thoracic nerve arises from the C5-C7 nerve roots and innervates the serratus anterior muscle. It plays a crucial role in scapular stability, preventing winging of the shoulder…
Hip active movements
Hip Flexion
Hip Flexion and Extension: What Is It? Hip flexion and extension are basic hip joint motions that are necessary for a variety of tasks, including sitting, jogging, jumping, and walking.…
Coccygeal Nerve
Coccygeal Nerve
The coccygeal nerve is the 31st and final spinal nerve, arising from the coccygeal region of the spinal cord. It primarily contributes to the coccygeal plexus, which provides sensory innervation…
Ulnar and radial deviation (side to side)
Radial Deviation Of The Wrist Joint
What is an Ulnar and Radial Deviation of the Wrist? Radial and ulnar deviations are functionally significant wrist movement, they are essential for maintaining the wrist joint's overall stability and…
Gastrocnemius muscle
Gastrocnemius Muscle
Anatomy of Gastrocnemius Muscle The gastrocnemius is a large, two-headed muscle in the calf that forms the bulk of its shape. It originates from the femur and inserts into the…
Pubic SymphysisÂ
Pubic Symphysis
The pubic symphysis is a cartilaginous joint located between the left and right pubic bones of the pelvis. It provides stability while allowing slight movement to accommodate activities such as…
Inferior Gluteal Nerve
Inferior Gluteal Nerve
Introduction The inferior gluteal nerve is also a motor branch of the sacral plexus, coming from the posterior divisions of the L5, S1, and S2 anterior roots. It flows inferiorly…
Distal Radioulnar Joint
Distal Radioulnar Joint
The distal radioulnar joint (DRUJ) is a synovial pivot joint located between the distal ends of the radius and ulna. It allows for forearm rotation (pronation and supination) by enabling…
Superior Gluteal Nerve
Superior Gluteal Nerve
Introduction The superior gluteal nerve, a motor branch of the sacral plexus, originates from the posterior divisions of the L4, L5, and S1 anterior roots. The superior gluteal nerve and…
Suprascapular Nerve
Suprascapular Nerve
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.…
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