Muscles of the forearm (continue)

Question 1

Origin of flexor digitorum profundus muscle

Answer 1

• Anterior and medial surfaces of the ulna
  
  • Medial half of the interosseous membrane

Question 2

Insertion of flexor digitorum profundus muscle

Answer 2

Bases of the distal phalanges of the medial 4 digits

Question 3

Action of flexor digitorum profundus muscle

Answer 3

Flexion of the distal interphalangeal joints

Question 4

Innervation of flexor digitorum profundus muscle

Answer 4

• Medial half by the ulnar nerve
  
  • Lateral half by the anterior interosseous nerve
    
    • From the median nerve

Question 5

Origin of Flexor pollicis longus muscle

Answer 5

Anterior surface of the shaft of the radius

Question 6

Insertion of Flexor pollicis longus muscle

Answer 6

Base of the distal phalanx of the thumb

Question 7

Action of flexor pollicis longus muscle

Answer 7

Flexion of the interphalangeal joint of the thumb

Question 8

Innervation of flexor pollicis longus muscle

Answer 8

anterior interosseous nerve from median nerve

Question 9

Origin of Pronator quadratus muscle

Answer 9

Distal surface of the anteromedial aspect of the ulnar shaft

Question 10

Insertion of pronator quadratus muscle

Answer 10

Distal surface of the anterolateral aspect of the radial shaft

Question 11

Action of pronator quadratus muscle

Answer 11

Pronation

Question 12

Innervation of pronator quadratus muscle

Answer 12

anterior interosseous nerve from median nerve

Question 13

Base of cubital fossa

Answer 13

Imaginary line between the humeral epicondyles

Question 14

Lateral border of cubital fossa

Answer 14

Brachioradialis muscle

Question 15

Medial border of cubital fossa

Answer 15

Pronator teres muscle

Question 16

Roof of cubital fossa

Answer 16

Skin, fascia, superficial nerves and vessels

Question 17

Floor of cubital fossa

Answer 17

Brachialis and supinator muscles

Question 18

Contents of cubital fossa

Answer 18

• Tendon of the Biceps brachii muscle
  
  • Brachial artery
  • Median nerve