Elbow & Forearm

Question 0

Flexor carpi radialis

Answer 0

Origin: medial epicondyle (CFT)
Insertion: base of 2nd and 3rd metacarpal
Action: flexion of wrist, radially deviates hand
Nerve: median
Artery: ulnar and radial

Question 1

Pronator Teres

Answer 1

Origin: 
   Humeral: medial epicondyle (CFT)
   Ulnar: coronoid fossa
Insertion: lateral radius (mid 1/3)
Action: pronation, elbow flexion
Nerve: median (can entrap)
Artery: ulnar and radial

Question 2

Palmaris longus

Answer 2

not everyone has one

Origin: medial epicondyle (CFT)
Insertion: palmar aponeuroses and flexor retinaculum 
Action: flexion at wrist 
Nerve: median
Artery: ulnar

Question 3

Flexor carpi ulnaris

Answer 3

Origin: medial epicondyle (CFT) and proximal ulna
Insertion: pisiform, hook of hamate, 5th metacarpal
Action: flexion of wrist, Ulnar deviation of hand.
Nerve: ulna
Artery: ulnar

Question 4

Flexor digitorum superficialis

Answer 4

Origin:
Humeral ulnar head: medial epicondyle (CFT) and coronoid process
Radial head: proximal 1/3 of radius
Insertion: palmar surface of phalanges 2-5
Action: flexes fingers 2-5 @ MCP and PIP; wrist flexion
Nerve: median
Artery: ulnar and radial

Question 5

Flexor digitorum profundus

Answer 5

Origin: medial/anterior ulna and inter osseus membrane
Insertion: palmar surface of distal phalanges 2-5
Action: flexes fingers 2-5 @ MCPs and DIPs
Nerves (two!): median and ulnar
Artery: radial, ulnar, ant interosseus

Question 6

Flexor pollicis longus

Answer 6

Origin: anterior surface of radius and interosseus membrane
Insertion: digital phalanx of thumb
Action: flexes thumb at cmc, mcp and ip joint. Flexing at wrist
Nerve: median
Artery: radial and anterior interosseua

Question 7

Pronator quadratus

Answer 7

Origin: anterior distal ulna 
Insertion: anterior distal radius
Action: pronates forearm
Nerve: median
Artery: anterior interosseus