MOH Anatomy & Physiology

Question 1

Which nerve is responsible for the motor innervation of the diaphragm?

Accepted Answer

Phrenic nerve (C3, C4, C5)

Answer

Vagus nerve (CN X)

Answer

Intercostal nerves

Answer

Accessory nerve (CN XI)

Question 2

The left recurrent laryngeal nerve loops around which structure?

Accepted Answer

Aortic arch

Answer

Right subclavian artery

Answer

Trachea

Answer

Carotid artery

Question 3

Which valve separates the left atrium from the left ventricle?

Accepted Answer

Mitral (bicuspid) valve

Answer

Tricuspid valve

Answer

Pulmonary valve

Answer

Aortic valve

Question 4

The blood supply to the SA node is most commonly from which artery?

Accepted Answer

Right coronary artery

Answer

Left anterior descending artery

Answer

Circumflex artery

Answer

Left main coronary artery

Question 5

Which portion of the nephron is primarily responsible for glucose reabsorption?

Accepted Answer

Proximal convoluted tubule

Answer

Collecting duct

Answer

Loop of Henle

Answer

Distal convoluted tubule

Question 6

The normal adult resting heart rate range is:

Accepted Answer

60–100 bpm

Answer

40–60 bpm

Answer

100–120 bpm

Answer

50–80 bpm