ELBOWMs. Bowman

RADIOULNAR JOINT

Proximal articulation of the radius and ulna

Pivot Joint Radius pivots on

Ulna Allows for

pronation and supination

HUMEROULNAR AND HUMERORADIAL JOINTS Comprised of the

Radius, Ulna, and Humerus

The ulna (olecranon process) fits into the back of the humerus; creates a bony block

Allows flexion and Extension

ELBOW

Bony protrusions on the humerus are called medial and lateral condyles

Anterior aspect of the elbow is called the cubital fossa

FOREARM

ARTICULATIONS Superior,

Middle, and distal radioulnar joints

Radius and ulna connected by a syndesmosis

RADIUS AND ULNA Bones of the

forearm Similar to the

tibia and fibula in the lower leg

Styloid processes instead of malleoli

Radius- lateral Ulna- medial

HAND AND WRIST

PHALANGES Fingers Numbered 1-5 from

medial to lateral 1st phalanx

composed of distal and proximal phalange

2-5 phalanx composed of distal, middle, and proximal phalange

METACARPALS Numbered 1-5 Between phalanges

and carpals

CARPALS 8 Carpal bones Scaphoid Lunate Triquetrum Pisiform Trapezium Trapezoid Capitate Hamate

CARPALS

PHALANGES

METACARPALS

SCAPHOID

CAPITATE

TRAPEZIUM

HAMATE

RADIUS

TRAPEZOID

LUNATE

PISIFORM

TRIQUETRUM

ULNA