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  2. Thenar eminence - Wikipedia

    en.wikipedia.org/wiki/Thenar_eminence

    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. [1] The skin overlying this region is the area stimulated when trying to elicit a palmomental reflex. The word thenar comes from Ancient Greek θέναρ (thenar) 'palm of the hand'. [2]

  3. Muscles of the thumb - Wikipedia

    en.wikipedia.org/wiki/Muscles_of_the_thumb

    The intrinsic muscles of the thumb can be divided into two groups; the thenar eminence and other muscles. The thenar eminence refers to the group of muscles on the palm at the base of the thumb. The three muscles composing the thenar eminence are the abductor pollicis brevis, flexor pollicis brevis and opponens pollicis. [5]

  4. Muscles of the hand - Wikipedia

    en.wikipedia.org/wiki/Muscles_of_the_hand

    The human thumb also has other muscles in the thenar group (opponens and abductor brevis muscle), moving the thumb in opposition, making grasping possible. The extensors are located on the back of the forearm and are connected in a more complex way than the flexors to the dorsum of the fingers.

  5. Opponens pollicis muscle - Wikipedia

    en.wikipedia.org/wiki/Opponens_pollicis_muscle

    The opponens pollicis muscle is one of the three thenar muscles. [1] It originates from the flexor retinaculum of the hand and the tubercle of the trapezium.It passes downward and laterally, and is inserted into the whole length of the metacarpal bone of the thumb on its radial side.

  6. Want to Improve Your Grip Strength? Here’s How - AOL

    www.aol.com/want-improve-grip-strength-195200429...

    Forearm flexors: The muscles on the pinky side of your lower arm help grab and grip. Thenar muscles: The muscles that help your thumb pinch toward your fingers.

  7. Carpal tunnel syndrome - Wikipedia

    en.wikipedia.org/wiki/Carpal_tunnel_syndrome

    Untreated, and over years to decades, CTS causes loss of sensibility, weakness, and shrinkage of the thenar muscles at the base of the thumb. Work-related factors such as vibration, wrist extension or flexion, hand force, and repetitive strain are risk factors for CTS. Other risk factors include being overweight, female, diabetes mellitus ...

  8. Adductor pollicis muscle - Wikipedia

    en.wikipedia.org/wiki/Adductor_pollicis_muscle

    In human anatomy, the adductor pollicis muscle is a muscle in the hand that functions to adduct the thumb. It has two heads: transverse and oblique. It 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.

  9. Median nerve - Wikipedia

    en.wikipedia.org/wiki/Median_nerve

    It also supplies the muscles of the thenar eminence by a recurrent thenar branch. [8] The rest of the intrinsic muscles of the hand are supplied by the ulnar nerve. The median nerve innervates the skin of the palmar (volar) side of the index finger, thumb, middle finger, and half the ring finger, and the nail bed.