The deep palmar arch and deep branch of ulnar nerve pass between the two heads of adductor pollicis. Origin :-It originates by 2 heads, Transverse head : arises from the anterior body of the third metacarpal The adductor pollicis is a flat, triangular muscle, lying deep in the thenar compartment. Blood supply. What separates the oblique and transverse heads of the adductor pollicis? The adductor pollicis arises with two heads: the oblique and the transverse head. Adduction of the thumb. The tendons of insertion of adductor pollicis on the medial side of the base of proximal phalanx of the thumb contain a sesamoid bone. The radial artery as it enters the palm to form the deep palmar arch. The adductor pollicis muscle is a large triangular muscle anterior to the plane of the interossei that crosses the palm. Deep branch of the ulnar nerve (T1). Deep branch of the ulnar nerve (C8, TI). The recurrent branch of the median nerve controls the abductor pollicis brevis muscle. Nerve Supply: Ulnar nerve. The nerve is accompanied by the deep palmar arch. Nerve Supply of Adductor Pollicis Muscle. transverse head: 3rd metacarpal; oblique head: capitate and bases of 2 nd and 3 rd metacarpals; insertion: base of proximal phalanx and extensor hood of thumb Adduction of the thumb to give power to the grip. Deep palmar arterial arch. Adductor pollicis: Origin: Oblique head: bases of 2nd -3rd metacarpals; Transverse head: shaft of 3rd metacarpal; Insertion: The base of the proximal phalanx of the thumb. origin:. Relevant research. The adductor pollicis is innervated by the deep branch of the ulnar nerve (C8–T1). The adductor pollicis (or adductor pollicis muscle, latin: musculus adductor pollicis) is one of the four thenar muscles lying on the radial side of the palm. Its blood supply comes from the superficial palmar arch, which is a branch of the radial artery. Studies also demonstrate that the adductor pollicis recovers faster from muscle exhaustion in women compared to that in men. Nerve supply. Actions. It has been observed that muscle fatigue of the adductor pollicis occurs more slowly in women than in men. Nerve Supply. It is the deepest muscle of the thenar eminence, and is one of the intrinsic muscles of the hand.. Summary. The tendon of the adductor pollicis often contains a sesamoid bone: true or false? Between the oblique and transverse heads is a thin fibrous arcade which the nerve passes as it traverses the palm laterally. Origin. What is the action of the adductor pollicis? One adductor of thumb muscles is adductor pollicis. Adductor Pollicis is a fleshy, flat, triangular, and fan-shaped muscle deep in the thenar compartment beneath the long flexor tendons and the lumbrical muscles at the center of the palm. What is the nerve supply to the adductor pollicis? Deep branch of the ulnar nerve (C8, T1). Nerve Supply: Ulnar nerve. Action: Adduction of thumb.

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