opponens digiti minimi

    OPPONENS DIGITI MINIMI : The opponens digiti minimi is a muscle in the hand. It is of a triangular form, and placed immediately beneath the palmaris brevis, abductor digiti minimi and flexor digiti minimi brevis.   It is one of the three hypothenar muscles that control the little Read More

LUMBRICALS MUSCLES

LUMBRICALS OF THE HAND :

  LUMBRICALS OF HAND :     There are four of these small, worm-like muscles on both hand. These muscles are unusual in that they do not attach to bone. Instead, they attach proximally to the tendons of flexor digitorum profundus and distally to the extensor expansions.       Read More

PALMARIS BREVIS

PALMARIS BREVIS :

    PALMARIS BREVIS :   palmaris brevis is a thin quadrilateral muscle. it’s placed beneath the integument of the ulnar side of the hand. it is act to fold the skin of the hypothenar eminance transversally.   ORIGIN : flexor retinaculum and palmar apponeurosis   INSERTION : palm   Read More

OPPONENS POLLICIS

OPPONENS POLLICIS :

  OPPONENS POLLICIS : opponens pollicis muscle is small and triangular shape. it is situated in hand. this opponens pollicis muscle is deeply situated under abductor pollicis brevis. it is the one of the three thenar muscle where laterally flexor pollicis brevis.   ORIGIN : trapezium and transverse carpal ligament Read More

pronator quadratus

pronator quadratus

  PRONATOR QUADRATUS : Pronator quadratus is a square shaped muscle on the distal forearm that acts to pronate the hand. the anterior side of the arm, it is innervated by a branch of the median nerve, the anterior interosseous nerve . Arterial blood comes via the interosseous artery.   Read More

EXTENSOR INDICIS

EXTENSOR INDICIS :

    EXTENSOR INDICIS :   the extensor indicis is a narrow shape elongated skeletal muscle in the deep layer of the dorsal forearm, placed medially and parallel with, the extensor pollicis longus. Its tendon goes to the index finger, which it extends   ORIGIN : posterior distal third of Read More

EXTENSOR CARPI RADIALIS LONGUS

EXTENSOR CARPI RADIALIS LONGUS :

  EXTENSOR CARPI RADIALIS LONGUS :   The extensor carpi radialis longus is one of the main muscles that control movements at the wrist level. This muscle is quite long, starting on the lateral side of the humerus, and attaching to the base of the second metacarpal bone. ORIGIN : Read More

ABDUCTOR POLLICIS BREVIS

ABDUCTOR POLLICIS BREVIS :

ABDUCTOR POLLICIS BREVIS :   The abductor pollicis brevis is a muscle in the hand that functions as an abductor of the thumb.   ORIGIN :transverse carpal ligament and scaphoid and trapazium   INSERTION : radial base of proximal phalanx of thumb and thumb extensors   NERVE SUPPLY : recurrent Read More