Anatomy Of The Hand And Wrist

Question 1

Joints in the fingers?

Answer 1

Distal interphalangeal joints,
Proximal interphalangeal joints,
Metacarpophalangeal joints,
Carpometacarpal joint

Question 2

Carpal bones?

Answer 2

Scaphoid, 
Lunate, 
Triquetrum,
Pisiform, 
Trapezium,
Trapezoid, 
Capitate,
Hamate

Question 3

What kind of blood supple does the scaphoid obtain?

Answer 3

Retrograde blood suppple

Question 4

What is a fracture of the scaphoid increase the risk of developing?

Answer 4

Avascular necrosis

Question 5

What can be palpated in the anatomical snuffbox?

Answer 5

Radial artery, radial styloid process, scaphoid, trapezium

Question 6

Superficial flexors of the forearm?

Answer 6

Flexor carpi ulnaris,
Palmaris longus,
Flexor carpi radialis,
Pronator teres

Question 7

What joint does the flexor digitorum profundity act on?

Answer 7

Distal interphalangeal joint

Question 8

What joint do 2 flexor digitorum superficialis act on?

Answer 8

Proximal interphalangeal joint

Question 9

What is the superficial arch of the dorsal arch a branch of?

Answer 9

Ulnar artery (
,sUperficial arch: Ulnar artery)

Question 10

What is the deep arch of the dorsal arch a branch of?

Answer 10

Radial artery

Question 11

What is Allens test?

Answer 11

Occlude both arteries at wrist,
Open and release fist until blanched,
Release ulnar artery, should reperfuse in 15s

Question 12

When is an Allens test useful?

Answer 12

Before using the radial artery for repeated ABG’s or arterial lines