CST Surgical Instrumentation & Equipment 3

Question 1

During a laparoscopic procedure, the Veress needle is used to:

Accepted Answer

Introduce CO2 to create pneumoperitoneum

Answer

The Veress needle is a spring-loaded needle inserted blindly through the abdominal wall to insufflate CO2 and establish pneumoperitoneum before trocar placement.

Question 2

What type of scissors are best for cutting delicate structures such as bile ducts or blood vessels?

Accepted Answer

Metzenbaum scissors

Answer

Metzenbaum scissors have long, slender blades and are designed for fine dissection and cutting of delicate tissue like bile ducts and vessels.

Question 3

Which instrument would the surgical technologist pass to the surgeon for initial skin incision?

Accepted Answer

#10 scalpel blade on a #3 handle

Answer

A #10 blade on a #3 handle is the standard combination for making large skin incisions in general surgery.

Question 4

A Penrose drain is classified as which type of drain?

Accepted Answer

Passive open drain

Answer

A Penrose drain is a soft rubber tube that drains passively by gravity and capillary action without suction.

Question 5

What is the function of a trocar in laparoscopic surgery?

Accepted Answer

To provide a port of entry for laparoscopic instruments

Answer

Trocars create sealed access ports through the abdominal wall that allow laparoscopic instruments to be inserted while maintaining pneumoperitoneum.

(CST) Certified Surgical Technician Practice Test

(CST) Certified Surgical Technician Practice Test

CST Surgical Instrumentation & Equipment 3