MBBS Anatomy

Question 1

Which nerve is most commonly injured in a midshaft fracture of the humerus?

Accepted Answer

Radial nerve

Answer

Ulnar nerve

Answer

Median nerve

Answer

Musculocutaneous nerve

Question 2

The anatomical snuffbox is bounded laterally by which tendons?

Accepted Answer

Abductor pollicis longus and extensor pollicis brevis

Answer

Extensor pollicis longus and brevis

Answer

Flexor pollicis longus and abductor pollicis brevis

Answer

Extensor indicis and extensor pollicis longus

Question 3

Which structure passes through the foramen ovale of the skull base?

Accepted Answer

CN V3 (mandibular nerve)

Answer

CN V2 (maxillary nerve)

Answer

CN VI (abducens nerve)

Answer

Middle meningeal artery

Question 4

The femoral triangle is bounded superiorly by which structure?

Accepted Answer

Inguinal ligament

Answer

Sartorius muscle

Answer

Adductor longus muscle

Answer

Poupart's ligament

Question 5

Which of the following is a content of the carotid sheath?

Accepted Answer

Internal jugular vein, common carotid artery, vagus nerve

Answer

External carotid artery, internal jugular vein, phrenic nerve

Answer

Common carotid artery, subclavian vein, vagus nerve

Answer

Internal carotid artery, external jugular vein, glossopharyngeal nerve

Question 6

Which dermatome covers the medial aspect of the thigh?

Accepted Answer

L2

Answer

L1

Answer

L3

Answer

S1