A & P - FINGERS, THUMB, & HAND

What is the difference between the thumb and other fingers?

The thumb has 2 phalanges compared to the other fingers which have 3.

Which bone does the 1st metacarpal bone articulate with?

Trapezium

Which bone does the 2nd metacarpal bone articulate with?

Trapezoid

What are the (7) synovial joints?

1. Plane (gliding) joint 2. Ginglymus (hinge) joint 3. Trochoid (pivot) joint

How many phalanges are there in each hand?

14

What are the three parts of the phalanx as well as the metacarpal?

Body, head and base

Which bone does the 3rd metacarpal bone articulate with?

Capitate

What is the joint space between the metacarpals and the carpals?

Carpometacarpal Joint (CMC)

Where are the phalanges located in anatomical position?

Distally

What is synovial joint?

Freely movable joint that contains synovial fluid.

Which bone does the 4th metacarpal bone articulate with?

Hamate

What are the joint spaces between the fingers called?

Interphalangeal Joint (IP)

What is the joint space between the phalanges and the metacarpals?

Metacarpalphalangeal Joint (MCP)

What are the bones of the hand called?

Metacarpals

What type of joint spaces are found in the fingers, thumb and hand?

Synovial joint

What is the synovial joint made of?

Fibrous capsule that contain the synovial fluid.

How many metacarpals are there in one hand?

Five

What are the phalanges of the 2nd to 5th fingers?

Proximal, middle and distal