Abductor minimi digiti muscle (hand)

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Abductor minimi digiti muscle (hand)
The muscles of the left hand. Palmar surface. (Abductor digiti quinti visible at center left.)
Latin musculus abductor digiti minimi manus
Gray's subject #126 463
Origin: pisiform
Insertion: base of the proximal phalanx of the 5th digit on the ulnar or medial side
Blood: ulnar artery
Nerve: ulnar nerve
Action:
Dorlands/Elsevier m_22/12548273

For the muscle of the foot, see Abductor minimi digiti muscle (foot)

The Abductor minimi digiti (Abductor digiti quinti) is situated on the ulnar border of the palm of the hand.

It arises from the pisiform bone and from the tendon of the Flexor carpi ulnaris, and ends in a flat tendon, which divides into two slips; one is inserted into the ulnar side of the base of the first phalanx of the little finger; the other into the ulnar border of the aponeurosis of the Extensor digiti quinti proprius.

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This article was originally based on an entry from a public domain edition of Gray's Anatomy. As such, some of the information contained herein may be outdated. Please edit the article if this is the case, and feel free to remove this notice when it is no longer relevant.

Muscles of the HeadNeckTrunkUpper limbLower limbLIST OF ALL MUSCLES

VERTEBRAL COLUMN: trapezius | latissimus dorsi | rhomboid major | rhomboid minor | levator scapulae | (Gray's s121)

ANTERIOR AND LATERAL THORACIC WALLS: pectoralis major | pectoralis minor | subclavius | serratus anterior | (Gray's s122)

SHOULDER: deltoid | rotator cuff (subscapularis, supraspinatus, infraspinatus, teres minor) | teres major | (Gray's s123)

ARM: coracobrachialis | biceps brachii | brachialis | triceps brachii | (Gray's s124)

FOREARM: Volar super. | pronator teres | palmaris longus | flexor carpi radialis | flexor carpi ulnaris | flexor digitorum superficialis
Volar deep | flexor digitorum profundus | flexor pollicis longus | pronator quadratus
Dorsal super. | brachioradialis | extensor digitorum | extensor carpi radialis longus | extensor digiti minimi | extensor carpi radialis brevis | extensor carpi ulnaris | anconeus
Dorsal deep | supinator | abductor pollicis longus | extensor pollicis brevis | extensor pollicis longus | extensor indicis | (Gray's s125)

HAND: Lateral volar | abductor pollicis brevis | thenar (opponens pollicis, flexor pollicis brevis, adductor pollicis)
Medial volar | palmaris brevis | hypothenar (abductor minimi digiti, flexor digiti minimi brevis, opponens digiti minimi)
Intermediate | lumbrical | dorsal interossei | palmar interossei | (Gray's s126)