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13 lis 2023 · The digits have a universal labeling system using the anatomical position of the hand (palm facing anteriorly) as reference. Going from lateral to medial, they are named thumb (digit 1), index finger (digit 2), middle finger (digit 3), ring finger (digit 4) and little finger (digit 5).
- Dorsal Interossei
Dorsal interossei muscles of hand (Musculi interossei...
- Flexor Pollicis Brevis
Flexor pollicis brevis muscle (Musculus flexor pollicis...
- Metacarpophalangeal
Metacarpophalangeal joint (Articulationes...
- Extensor Indicis
Extensor indicis acts at the metacarpophalangeal and...
- Extensor Pollicis Brevis
Extensor pollicis brevis muscle (Musculus extensor pollicis...
- Palmar Interossei Muscles
Palmar interossei are unipennate muscles of the palmar...
- Flexor Digiti Minimi
Flexor digiti minimi brevis muscle (Musculus flexor digiti...
- Abductor Digiti Minimi
Abductor digiti minimi (Musculus abductor digiti minimi)...
- Dorsal Interossei
The thumb is the first digit of the hand. The skeleton of the thumb consists of the first metacarpal bone which articulates proximally with the carpus at the carpometacarpal joint and distally with the proximal phalanx at the metacarpophalangeal joint.
There are five digits of hand, which include the thumb and index, middle, ring, and little fingers. Bony structure: The digits contain phalanges (bones). Each digit has three phalanges (proximal, middle, and distal), except for the thumb, which has two (proximal and distal).
Some languages have different names for hand and foot digits (English: respectively "finger" and "toe", German: "Finger" and "Zeh", French: "doigt" and "orteil").
6 sty 2023 · Next in line after the pollex is the digitus secundus manus. Index comes from the Latin indicō, which means “to point out”; that’s also where the term pointer comes into play. Although it is the...
13 sie 2018 · There is one proximal phalanx in each finger (including the thumb), which means there are five proximal phalanges in each hand, a total of ten in both. These are sometimes specifically referred to as the first (thumb), second (index finger), third (middle finger), fourth (ring finger), and fifth (little finger) proximal phalanx.
In the case of primates in general, the digits of the hand are overwhelmingly referred to as "fingers". [5][6] Primate fingers have both fingernails and fingerprints. [7]
