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The thenar eminence is the mound formed at the base of the thumb on the palm of the hand by the intrinsic group of muscles of the thumb. Learn about its structure, nerve supply, function, and variations from this comprehensive article.
13 lis 2023 · Learn about the thenar muscles, a group of three short muscles that form the thenar eminence on the palm of the hand. They are responsible for the movements of the thumb, such as abduction, flexion, opposition and medial rotation.
24 sie 2021 · The thenar eminence is the muscular bulge on the radial side of the palm of the hand due to the thenar muscles. Two are innervated by median nerve, and flexor pollicis brevis is innervated by the ulnar nerve. Together the muscle group primarily acts to oppose the thumb. The three muscles are: opponens pollicis muscle.
28 maj 2019 · The thenar eminence is the bulge at the base of your thumb that controls its fine movements. Learn about its muscles, nerves, function, and possible conditions that affect it, such as carpal tunnel syndrome, arthritis, or ALS.
12 maj 2023 · The thenar eminence is the fleshy mound at the base of the thumb on the radial side of the palm of the hand. It is formed by the bulge of the bellies of three intrinsic hand muscles . Together these are called the thenar muscles.
Thenar eminence . The muscular prominence on the palmar aspect at the base of the thumb. Consists of the abductor pollicis brevis, flexor pollicis brevis, and the opponens pollicis. Damage to the median nerve can result in atrophy of the musculature here and cause ape hand deformity.
Palm >. Thenar eminence. Human anatomy 1. General Anatomy >. Planes, lines and regions >. Regions of human body >. Regions of upper limb >.
