Finger (longitudinal section)
Finger (longutudinal section)
jointed appendage at the end of a human hand (thumb, index finger, middle
finger, third finger, little finter).
: tissue forming the outer layer of the skin.
: part of the nail under the skin, from which the nail
: horny plate on the dorsal surface of the end of a finger.
: tissue forming the central layer of the skin.
: part of the finger containing the flesh that forms the digital
: third jointed segment of a finger.
Interphalangeal joint (IP)
: joint between the second and third
: second jointed segment of a finger.
EN : Hand
FR : main
ES : Mano
Like other paired organs (eyes, ears, legs),
each hand is dominantly controlled by the opposing brain hemisphere, and
thus handedness, or preferred hand choice for single-handed activities
such as writing with a pen, reflects a significant individual trait.