AST SURGICAL TECHNOLOGIST CST EXAM 2024/2025

AST SURGICAL TECHNOLOGIST CST
EXAM 2024/2025

1. Which of the following clips is used for scalp hemostasis in cranial procedures?

A. Raney

b.Filshie

c. Hemoclip

d. Backhaus - Precise Answer ✔✔A. Raney



The local freezing of diseased tissue to facilitate removal without bleeding is:

a. Cryosurgery

b. Electrocautery

c. Diathermy

d. harmonic scalpel - Precise Answer ✔✔A. Cryosurgery



In severe aortic stenosis, all of the following are indications of valve replacement except?

a. Myocardial ischemia

b. Left ventricle hypertrophy

c. Palpitations

d. Angina - Precise Answer ✔✔C. Palpitations



In the event a child requires emergency surgery, but the parents cannot be located to sign the surgical
consent:

a. Consent is signed by a court of law

b. Consent is signed by two consulting physicians

c. No consent is required

d. Consent is signed by the surgeon - Precise Answer ✔✔b. Consent is signed by two consulting
physicians

,Ethylene Oxide (ETO) sterilization destroys microbes by the process of:

a. alkylation

b. Osmosis

c. Oxidation

d. Cavitation - Precise Answer ✔✔a. Alkylation



What is the most common cause of aortic aneurysm?

a. Thrombus

b. Embolus

c. Atherosclerosis

d. Hypotension - Precise Answer ✔✔C. Atherosclerosis



What is used to determine the position of cannulated screws during repair of a femoral neck fracture?

a. Broach

b. Guide pins

c. Canal reamer

d. ruler - Precise Answer ✔✔B. Guide pins



The instruments show below are used to dilate the:

a. urethra

b. cervix

c. Coronary artery

d. Intranasal antrostomy - Precise Answer ✔✔B. cervix



Prior to being placed in the Eto sterilizer, items must:

a. Not be heat sensitive

b. Be lubricated with oil

c. Have residual water on their surface

,d. Be completely dry - Precise Answer ✔✔D. Be completely dry



During general anesthesia induction, which sense is the last to be experienced by the patient?

a. Touch

b. Taste

c. Hearing

d. Smell - Precise Answer ✔✔C. Hearing



The purpose of creating an arteriovenous fistula is for:

a. Lavage

b. Chemotherapy

c. Hemodialysis

d. Hemostasis - Precise Answer ✔✔C. Hemodialysis



What nerve is at greater risk during a thyriodectomy?

a. Cervical sympathetic chain

b. Inferior laryngeal

c. Vagus

d. Recurrent laryngeal - Precise Answer ✔✔D. Recurrent laryngeal



Which nerve could be compressed against the humerus in the prone position?

a. Peroneal

b. Tibial

c. Brachial

d. Radial - Precise Answer ✔✔D. Radial



What is the surgical procedure for reducing testosterone in prostate cancer?

a. Vasectomy

b. Varicocelectomy

, c. Hydrocelectomy

d. Orchiectomy - Precise Answer ✔✔d. Orchiectomy



What is the name of the retractor shown below?

a. Deaver

b. Harrington

c. Kelly

d. Richardson

see page 163 for photo - Precise Answer ✔✔B. Harrington



If the broth in the steam sterilization biological indicator is yellow after incubation, what action to be
taken?

a. Indicates autoclave chamber needs cleaning

b. Items must be immediately recalled

c. No action necessary

d. Sterile items should be immediately used - Precise Answer ✔✔b. Items must be immediately recalled



A specimen that is 5 centimeters is equal to:

a. 4 inches

b. 2 inches

c. 3 inches

d. 5 inches - Precise Answer ✔✔B. 2 inches

2.54 centimeters is equal to 1 inch; therefore 5 centimeters is about 2 inches.



Which of the following vessels arises from the right ventricle of the heart?

a. Descending aorta

b. Ascending aorta

c. Pulmonary vein

d. Pulmonary artery - Precise Answer ✔✔d. Pulmonary artery