NBSTSA MCQ 3

Question 1

Which nerve is at greatest risk during a thyroidectomy procedure?

Accepted Answer

Recurrent laryngeal nerve

Answer

Phrenic nerve

Answer

Vagus nerve

Answer

Hypoglossal nerve

Question 2

What does the term 'contaminated' mean in wound classification?

Accepted Answer

Open traumatic wound or major break in sterile technique

Answer

Clean wound with no organisms

Answer

Infected wound with pus

Answer

Elective clean procedure

Question 3

Which hemostatic agent works by providing a matrix for platelet aggregation and is derived from bovine collagen?

Accepted Answer

Avitene

Answer

Gelfoam

Answer

Surgicel

Answer

Thrombin

Question 4

During a cesarean section, which uterine incision is most commonly used?

Accepted Answer

Low transverse (Pfannenstiel) incision

Answer

Classical vertical incision

Answer

Midline vertical incision

Answer

T-shaped incision

Question 5

What is the correct sequence for donning sterile surgical attire after hand scrub?

Accepted Answer

Gown first, then gloves

Answer

Gloves first, then gown

Answer

Either order is acceptable

Answer

Mask first, then gown, then gloves

Question 6

Which suture technique involves passing the needle through both wound edges and tying a knot at each end?

Accepted Answer

Interrupted suture

Answer

Continuous (running) suture

Answer

Mattress suture

Answer

Purse-string suture

Question 7

What gas is used to insufflate the abdomen during laparoscopic surgery?

Accepted Answer

Carbon dioxide

Answer

Oxygen

Answer

Nitrogen

Answer

Nitrous oxide