Metacarpal Anatomy

In human anatomy the metacarpal bones or metacarpus form the intermediate part of the skeletal hand located between the phalanges of the fingers and the carpal bones of the wrist which forms the connection to the forearm. Gross anatomy the metacarpal bones run from the carpus forming the carpometacarpal joints to t.

Bones Of The Hand Carpal Bones Metacarpal Bones Geeky

The palmar surfaces of the metacarpal bones are slightly concave while the dorsal surfaces are the opposite and have triangular shaped distal heads.

Metacarpal anatomy. On the palm side they are covered with connective tissue. These are located in the wrist area. The cam shape of the metacarpal heads leads to relaxation of the collateral ligaments in extension permitting adduction and abduction of the finger.

Metacarpals there are five metacarpals each one related to a digit. Anatomy of the metacarpals parts of a metacarpal. Phalanges distal the bones of the fingers.

Head of metacarpal bones. Muscular attachments in the metacarpal area. These joints with the fingers are the metacarpophalangeal joints.

A practical physiology albert f. Each finger has three phalanges. Blaisdell the knife must not go further down than the base of the metacarpal bones in case of dividing the deep palmar arch.

The heads of the metacarpals hand bones will each in turn articulate with the bases of the proximal phalanx of the fingers and thumb. The bases all more or less wedge shaped in form. The metacarpal bones connect the wrist with the fingers.

The metacarpals are long bones within the hand that are connected to the carpals or wrist bones and to the phalanges or finger bones. At these meeting points there are smooth surfaces upon the bones known as articular facets. The metacarpophalangeal mcp joints are multiaxial condyloid joints capable of flexion extension and some lateral motion and circumduction.

The head is provided with a surface for articulation with. Carpal bones proximal a set of eight irregularly shaped bones. The metacarpal bones are five long bones of the hand between the carpal bones and the proximal phalanges of the hand that make up most of the palm.

The metacarpal bones of the fingers have little freedom of movement while the thumb unlike the others is freely movable. Base of metacarpal bones. The metacarpal bones are analogous to the metatarsal bones in the foot.

The bodies which are slightly curved towards the anterior aspect. The fourteen phalanges of hand bones make up the fingers and thumb and are numbered i v thumb to little finger while the hand is observed from an anatomical position palm up. The metacarpals together are referred to as the metacarpus the tops of the metacarpals form the knuckles where they join to the wrist.

They can be divided into three categories. They articulate proximally at their base with the distal row of carpal bones and communicate distally at their head with the proximal phalanges. Metacarpal bones body shaft of metacarpal bones.

Broken Thumb First Metacarpal Fracture Bone Talks