Week 10 (elbow) terms KINES 127

Ligaments of the elbow

radial collateral (RCL), ulnar collateral (UCL), and annular

Radial collateral ligament

lateral, prevents varus force

Ulnar collateral ligament

medial, prevents valgus force

Annular

wraps around head for radius

What type of joint is the elbow joint

hinge

What motion does the humeroulnar joint do

flexion/extension

What motion does the humeroradial do

flexion/extension (hum)

What motion does the radioulnar do

pronation/supination

What muscles extend the elbow

triceps brachii

What muscles flex the elbow

biceps brachii, brachioradialis, brachialis, and pronator teres

What muscles supinate forearm

supinator, biceps brachii, brachioradialis

What muscles pronate the elbow

pronator teres and pronator quadratus

Medial Epicondylitis

Golfers elbow

medial epicondyle

bony projection on the inner side of the elbow that serves as an attachment point for muscles and ligaments

Medial apophysis

growth plate on the inner side of the elbow

Medial Apophysitis

little leaguers elbow, inflammation and widening of the apophysis from overuse, common in Adolescents

Golfers elbow MOI

chronic overuse with valgus overload in older athletes

Little leaguers elbow MOI

chronic overuse with valgus load in skeletally immature athletes

Ulnar collateral ligament (UCL) tear MOI

repetitive throwing or overhead motions

Tommy John injury

Ulnar collateral ligament (UCL) tear, rupture of the UCL

UCL tear signs and symptoms

pop and inability to throw

Lateral epicondylitis

tennis elbow

Lateral epicondylitis MOI

Chronic overuse with repetitive wrist extension

elbow (olecranon) fracture

proximal ulna, bony part of elbow

Common age for elbow fracture

over the age of 50

elbow fracture S/S

inability to extend elbow, swelling

elbow dislocation MOI

FOOSH

elbow (olecranon) bursitis

inflammation of the olecranon bursa (bony part of elbow)

Elbow (olecranon) Bursitis MOI

direct hit of elbow

Elbow (olecranon) Bursitis S/S

rapid swelling, large edema (golf ball shape), decrease ROM