3 (M) Elbow Wrist

Question 1

What muscle is involved in supination thats incredibly powerful when the elbow is flexed

Answer 1

Brachioradialis

Question 2

Cubital Fossa lateral boundaries

Answer 2

Brachioradialis

Question 3

Cubital Fossa medial boundaries

Answer 3

Pronator Teres

Question 4

Superficial muscles of the forearm

Answer 4

Pronator Teres // Flexor Carpi Radialis // Palmaris Longus // Flexor Carpi Ulnaris

Question 5

Intermediate muscles of the forearm

Answer 5

Flexor digitorum superficialis

Question 6

Deep muscles of the forearm

Answer 6

Flexor digitorum profundus // Flexor pollicis longus // pronator quadratus

Question 7

Flexor carpi ulnaris is innervated by what?

Answer 7

Ulnar nerve

Question 8

Deep muscles of the forearm are innervated by what?

Answer 8

Anterior Interosseous Nerve (median)

Question 9

What deep muscle has two innervation?

What do these innervate?

Answer 9

flexor digitorum profundus

medial part = ulnar (little finger / ring finger)
lateral part = AIN (median)

Question 10

All muscles of the posterior forearm are innervated by what?

Answer 10

Radial nerve

Question 11

Deep muscles of the posterior forearm are innervated by what?

Answer 11

Posterior interosseous nerve

–>Radial nerve branch

Question 12

Posterior interosseous nerve is a branch of what?

Answer 12

Radial nerve

Question 13

The anatomical snuffbox boundaries

Answer 13

Medial = Extensor pollicis longus

Lateral = Extensor pollicis brevis

Floor = scaphoid

Question 14

Guyons canal contents

Answer 14

Ulnar nerve + artery

Question 15

Colles fracture =

Answer 15

Fracture to distal radius

Question 16

Greenstick fracture =

Answer 16

Bone bends and breaks // only one side of bone is fractured and not fractured all the way

Question 17

Anatomical snuffbox contents

Answer 17

Radial Artery

Cephalic vein

Question 18

cubital fossa boundary floor

Answer 18

Brachialis

Question 19

what becomes palpable in a pulled elbow?

Answer 19

Radial Head