The Hand

Question 1

The hand

Location
Structure
Function

Answer 1

Distal to the forearm

Consists of the wrist, palm and dorsum of the hand. 5 digits

Manipulate our environment: grasp, grip, pinch, hold and pull

Question 2

Bones of the hand

Answer 2

Carpals
8 short bones (two rows of 4)

Metacarpals
5 long bones, skeleton of the palm

Phalanges
14 long bones 5 proximal, 4 middle, 5 distals

Question 3

Carpal bones

Some Lovers Try Positions

That They Cant Handle

Answer 3

Promixal row

Scaphoid
Lunate
Triquetrum
Pisiform

Distal row

Trapezium
Trapeziod
Capitate
Hamate

Question 4

What is the TFCC and function

Answer 4

Triangular fibrocartilage complex

Stabilses the distal radioulnar joint
Reinforce the ulnar side of the wrist
Help transfer compression forces.

Question 5

Cutaneous nerve supply to hand

4 nerves and vertabrea

Answer 5

Radial nerve
posterior hand lateral side/radial side
C6-8

Median nerve
posterior thumb 1st, 2nd 3rd digit
Anterior thumb, 1st 2nd and 3rd digit.
C6-8

Ulnar nerve
Posterior hand digits 4-5/ ulnar side
Anterior hand digits 4-5/ ulnar side
C8-T1