Extra

Question 1

What muscles form pes anserinus?

Answer 1

• Semitendinosus
• Sartorius
• Gracilis

Question 2

Contents of cubital fossa (medial to lateral)

Answer 2

• Median nerve
• Brachial artery
• Biceps tendon
• Radial nerve

Question 3

Boundaries of the popliteal fossa

Answer 3

• Semimembranosus (medial)
• Biceps femoris (lateral)
• Medial + lateral head of gastrocnemius (inferior)

Question 4

Boundaries of cubital fossa

Answer 4

• Brachioradialis (lateral)
• Pronator teres (medial)
• Line connecting epicondyles (superior)

Question 5

Innervation of compartments of the upper limb

Answer 5

• Arm:
  > Anterior = musculocutaneous
  > Posterior = radial
• Forearm:
  > Superficial anterior = median (except FCU –> ulnar)
  > Deep anterior = median (except medial 1/2 FDP –> ulnar)
  > Posterior = radial
• Hand:
  > Thenar = median (superficial head FPB, APB + OP) + ulnar (deep head FPB + AP)
  > Hypothenar = ulnar
  > Metacarpal = median (lateral 2 lumbricals) + ulnar (medial 2 lumbricals + dorsal/palmar interossei)