Finger Anatomy Names

This first joint at the base of the finger is called the metacarpophalangeal joint mcp. A fingernail is produced by living skin cells in the finger.

Hand Surface Anatomy Language Of Hand And Arm Surgery Series

Fingers are easily injured and broken fingers are some of the most common traumatic injuries seen in an emergency room.

Finger anatomy names. A fingernail consists of several parts including the nail plate the visible part of the nail the nail bed the skin beneath the nail plate the cuticle the tissue that overlaps the plate and rims the base of the nail the nail folds the skin folds that frame and support the nail on three sides the lunula the. The finger bones are known as phalanges singular phalanx. Proximal phalanx back from finger names to hand gestures back to body language homepage.

Each finger has 3 bone segments and 3 joints. The first digit is the thumb followed by index finger middle finger ring finger and little finger or pinkie. Index finger pointer finger forefinger or 2nd digit middle finger or long finger or 3rd digit ring finger or 4th digit.

Ring finger istock known medically as the digitus medicinalis digitus quartus manus or digitus annularis manus the origin of the term ring finger dates back to 2nd century egypt and has to. Finger fractures may account for up to 10 of all bone fractures. The thumb has 2 bone segments and 2 joints.

The finger bone segments the scientific name for the finger bones is carpals are named phalanges. The thumb has two knuckle joints. Oxygenated blood arrives at the finger through the common palmar artery which extends off of the palmar arch.

1 anatomy 11 skeleton. The extensor indicis extends the index finger while the palmar interosseus adducts it. Because fingers are used for many everyday activities they are at higher risk than other parts of the body for traumatic injury including sports injuries workplace injuries and other accidents.

It works like a hinge when you straighten your fingers and thumb. The largest joint of each finger lies between the finger and the hand. There are 14 phalanges on each hand.

In hand analysis the tip segment of the middle finger is called the 2nd fingers 1st phalanx whereas in anatomy the same body part is considered the 3rd fingers 3rd phalanx. According to different definitions the thumb can be called a finger or not. A normal hand has a thumb and 4 fingers.

Finger joints knuckles each finger contains 3 joints more commonly known as knuckles. All the fingers have 3 phalanges except the thumb which has 2 phalanges. Each finger starting with the one closest to the thumb has a colloquial name to distinguish it from the others.

Proximal phalanx is the first finger bone lying next to the palm. Each phalanx in a finger is named according to its location.

Finger Names And Hand Parts