Chapter 16: wrist and hand injuries

Occurs at the proximal interphalangeal joint

Boutonniere deformity

A... fracture involves the radius and the ulna and causes the forearm to bend into extension

Colles fracture

The... stabilizes the carpal bones

Flexor retinaculum

An injury in the medial collateral ligament of the thumb is referred to as

Gamekeeper's thumb

A tear of the flexor tendon at the distal phalanx

Jersey finger

Most commonly dislocated carpal bone

Lunate

The... is the carpal bone located directly proximal to the Third Metacarpal

Lunate

And avulsion fracture at the distal phalanx

Mallet finger

What is the primary difference between Mallet finger and Jersey finger

Mallet finger can't extend Jersey finger Cant flex

Which nerves involved with carpal tunnel syndrome

Median nerve

The knuckles of the hand are the

Metacarpal phalanges joint

Located in the anatomical snuffbox

Scaphoid

Where does Avascular necrosis happen

Scaphoid

Explain how a gymnast might attempt to prevent a wrist sprain

Tape to prevent hyper extension, stretching

Which Cartlidge structure is located between the ulna in the carpal bones and can be injured when an athlete sprains or hyper extends her wrist

Triangular fibro cartilage complex (TFCC)

The ligaments that attaches to the ulna to the triquetrum and Pisiform bones is the

UCL

A common tendinitis that occurs at the thumb is referred to as

de Quervain's tendinitis

if an AT suspects a fractured scaphoid bone, how should the injury be treated?

splint the wrist and send them to a doctor