AST Surgical Technologist CST Practice Exam with 100% Correct Answers | Verified & Updated 2024

AST Surgical Technologist CST Practice Exam with 100% Correct Answers | Verified & Updated 2024 1. Which of the following clips is used for scalp hemostasis in cranial procedures? A. Raney b.Filshie c. Hemoclip d. Backhaus - Answer ️️ -A. Raney The local freezing of diseased tissue to facilitate removal without bleeding is: a. Cryosurgery b. Electrocautery c. Diathermy d. harmonic scalpel - 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 - 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 - 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 - Answer ️️ -a. Alkylation What is the most common cause of aortic aneurysm? a. Thrombus b. Embolus c. Atherosclerosis d. Hypotension - 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 - Answer ️️ -B. Guide pins The instruments show below are used to dilate the: a. urethra b. cervix c. Coronary artery d. Intranasal antrostomy - 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 - 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 - Answer ️️ -C. Hearing The purpose of creating an arteriovenous fistula is for: a. Lavage b. Chemotherapy c. Hemodialysis d. Hemostasis - Answer ️️ -C. Hemodialysis What nerve is at greater risk during a thyriodectomy? a. Cervical sympathetic chain b. Inferior laryngeal c. Vagus d. Recurrent laryngeal - Answer ️️ -D. Recurrent laryngeal Which nerve could be compressed against the humerus in the prone position? a. Peroneal b. Tibial c. Brachial d. Radial - Answer ️️ -D. Radial What is the surgical procedure for reducing testosterone in prostate cancer? a. Vasectomy b. Varicocelectomy c. Hydrocelectomy d. Orchiectomy - 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 - 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 - 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 - 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 - Answer ️️ -d. Pulmonary artery The instrument below is used to: a. Split muscle b. Resect tendon c. Extend incision d. Cut bone - Answer ️️ -D. Cut bone The Lambotte osteotome is available in varying widths and lengths and has a sharp end making it ideal for cutting bone. Which area is prepped first when performing the skin prep for a skin grafting procedure? a. Donor site b. Only recipient site c. Both sites together d. Recipient site - Answer ️️ -A. Donor site Which of the following has legal significance in the mishandling of a bullet? a. Damage to tissue while removing specimen b. Contaminating the specimen c. Damaging ballistic markings d. Tearing surgical gloves - Answer ️️ -C. Damaging ballistic markings Which of the following procedures requires preoperative high-level disinfection of the endoscope? a. Bronchoscopy b. Laparoscopy c. Mediastinoscopy d. Thoracoscopy - Answer ️️ -A. Bronchoscopy Which of the following maintains the position of the uterus? a. Broad ligament b. Suspensory ligament c. Levator muscle d. Pubic symphysis - Answer ️️ -A. Broad ligament What device would the surgeon use to preserve facial motor and sensory functions during a parotidectomy? A. Ultrasound transdu