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NBSTSA CST Main Exam
Which of the following must be done before sterilizing an instrument with a lumen? A. allowing the instrument to dry completely B. ensuring the stylet is still within the lumen C. injecting a small amount of distilled water into the lumen D. wrapping separately in a peel pack pouch and placed in the tray - โโC. injecting a small amount of distilled water into the lumen Which of the following is the correct order, from the outermost to the innermost layer, of the tissues that compose the wall of the stomach and small intestine?
- submucosa
- muscularis
- serosa
- mucosa A. 1, 4, 2, 3 B. 3, 2, 1, 4 C. 1, 2, 4, 3 D. 3, 4, 2, 1 - โโB. 3, 2, 1, 4 Which of the following is the body's local tissue reaction to injury? A. fever
B. infection C. inflammation D. immune reaction - โโC. inflammation Which of the following instruments is used for a common bile duct exploration? A. Fogarty clamp B. Randall forceps C. Pennington clamp D. Forester ring forceps - โโB. Randall forceps Which of the following is the MOST important consideration when cutting suture? A. avoiding the knot B. using sharp scissors C.opening the scissors wide when cutting D. tagging the end of suture to be cut with a hemostat - โโA. avoiding the knot Which of the following structures are ligated and divided during the cholecystectomy? A.cystic artery and cystic duct B.hepatic artery and hepatic duct C. cystic artery and common bile duct
A. bayonet forceps B. Russian forceps C. Kelly clamp D. angled DeBakey clamp - โโA. bayonet forceps When two individuals in sterile attire pass one another in the sterile field, they should A. pass back-to-back. B. both face the wall. C. pass side-to-side. D. both face the sterile field. - โโA. pass back-to-back. Which of the following is used to oxygenate and circulate blood? A. Doppler ultrasound B. defibrillator C. extracorporeal bypass D. autotransfuser - โโC. extracorporeal bypass The PRIMARY consideration in selecting an appropriate anesthetic agent is the A. physiologic condition of the patient. B. length of the procedure. C. type of the procedure. D. anxiety level of the patient. - โโA. physiologic condition of the patient.
If two basins are wrapped together for sterilizing, they should be packaged with one basin A.stacked inside the other and separated by impervious material. B.on its side and the other upside down. C.stacked inside the other and wrapped in a towel. D.stacked inside the other and separated by a towel. - โโD.stacked inside the other and separated by a towel. Which of the following items may be used in positioning a patient for a total hip arthroplasty? A. fracture table B. Wilson frame C. Andrews frame D. bean bag - โโD. bean bag A surgical technologist sees a neighbor being admitted. How should the surgical technologist respond? A.Acknowledge the neighbor. B.Reassure the neighbor that everything will be fine. C.Do not acknowledge the neighbor unless greeted first. D.Ignore the neighbor, even if greeted. - โโC. Do not acknowledge the neighbor unless greeted first Instruments that come in contact with the appendiceal stump during an appendectomy should be
Which of the following is MOST likely to be used to stabilize a cervical fracture? A. Kirschner wire B. Hoffman device C. Steinmann pins D. Mayfield clamp - โโD. Mayfield clamp During a transurethral resection of the prostate, bleeding is controlled by A. Gelfoam. B. irrigation. C. cauterization. D. suture ligature. - โโC. cauterization. To prevent contamination at the end of a surgical procedure, which of the following should be removed LAST by the surgical technologist in the scrub role? A. patient's drapes B. surgical gloves C. surgical gown D. Mayo stand drape - โโB. surgical gloves In order to remove a portion of the kidney, the surgeon must enter which of the following? A. synovial membrane B. Gerota's fascia
C. Hesselbach's triangle D. suprapleural membrane - โโB. Gerota's fascia Which of the following is the MOST common straight catheter used prior to laparoscopic gynecological surgery in the OR? A. Foley B. Pezzer C. Malecot D. Robinson - โโD. Robinson A Stamey needle is used for which of the following types of surgery? A. hysterectomy B. prostatectomy C. bladder suspension D. anterior colporrhaphy - โโC. bladder suspension Immediately before a hemorrhoidectomy, which of the following procedures might be performed on the patient in the operating room? A. cystoscopy B. culdoscopy C. sigmoidoscopy D. laparoscopy - โโC. sigmoidoscopy Which of the following is a fenestrated drape?
A. mattress B. traction C. interrupted D. purse-string - โโD. purse-string Aerobic organisms are BEST characterized as A. pathogenic. B. nonpathogenic. C. oxygen-requiring. D. non-oxygen-requiring. - โโC. oxygen-requiring. The PRIMARY purpose of chest tubes is to A. irrigate the pleural space. B. eliminate chest leaks. C. prevent pulmonary emboli. D. re-establish negative pressure. - โโD. re-establish negative pressure. Which of the following is a surgical instrument designed for retracting? A. Potts B. Penfield C. Lowman D. Gelpi - โโD. Gelpi
Which of the following surgical procedures may be used to remove a carcinoma from the head of the pancreas? A. Heller B. Whipple C. Bankart D. Billroth I - โโB. Whipple A sterile item used with an electrosurgical unit is the A. generator. B. patient return electrode. C. active electrode. D. foot pedal. - โโC. active electrode What is the desired effect of atropine sulfate when used as a preoperative medication? A. drowsiness B. pain relief C. decreased anxiety D. drying of secretions - โโD. drying of secretions A postoperative total arthroplasty patient presents to the emergency department with severe throbbing pain, fever, and malaise. Which of the following is the likely diagnosis? A. osteoarthritis B. osteoporosis C. osteomyelitis
Mannitol (Osmitrol) is used in neurosurgical procedures to A. prevent bleeding. B. decrease intracranial pressure. C. anesthetize the operative site. D. fight possible postoperative infection. - โโB. decrease intracranial pressure. Which of the following lies between the lung and the chest wall? A. mediastinum B. peritoneum C. pleura D. pericardium - โโC. pleura Which of the following is applied as a nonadherent dressing? A. adaptic B. collodion C. steri-strip D. elastoplast - โโA. adaptic A Balfour is used in which of the following procedures? A. tracheostomy B. sigmoid resection C. pulmonary decortication D. stapedectomy - โโB. sigmoid resection
If the VII cranial nerve is severed, which of the following is the result? A. loss of hearing B. loss of vision C. facial paralysis D. impairment of eye muscles - โโC. facial paralysis When assisting with the closure of a skin incision and operating the skin stapler, the surgical technologist in the scrub role is placing the staples through which two layers? A.cuticular and subcuticular B.subicular and subcutaneous C.subcuticular and subcutaneous D.subcutaneous and fascia - โโA.cuticular and subcuticular During which of the following surgeries is a Meckel's diverticulum typically discovered? A. esophagectomy B. appendectomy C. prostatectomy D. varicocelectomy - โโB. appendectomy Which of the following layers are transected when a subcostal flank incision is used for a nephrectomy?
When can instrument counts be omitted? A. if an emergency procedure must be performed B. when the surgical technologist in the circulator role becomes too busy C. if instruments are needed in another operating room D. when the patient is receiving outpatient surgery - โโA. if an emergency procedure must be performed In which of the following positions is a patient placed for a right nephrectomy? A. left lateral B. right lateral C. left lateral kidney D. right lateral kidney - โโC. left lateral kidney Which of the following examples illustrates UNSAFE technique for disposing of contaminated sharps? A. Used suture needles and scalpel blades are removed from the needle counter and individually placed in the biohazard sharps container. B. Used suture needles and scalpel blades remain in the needle counter and the closed needle counter is placed in the biohazard sharps container. C. The biohazard sharps container is located as close as possible to the area in which the items were used. D. Disposable surgical blades are removed from knife handles with a needle holder or other instrument. - โโA. Used suture needles and scalpel blades are removed from the needle counter and individually placed in the biohazard sharps container.
Why is the right kidney typically several centimeters lower than the left kidney? A. The liver rests superior and anterior to the right kidney. B. The liver rests superior and posterior to the right kidney. C. The liver rests inferior and anterior to the right kidney. D. The liver rests inferior and posterior to the right kidney. - โโA. The liver rests superior and anterior to the right kidney. Which of the following should be the MINIMUM exposure time in a flash sterilizer for unwrapped instruments? A. 1 minute B. 3 minutes C. 5 minutes D. 7 minutes - โโB. 3 minutes If a routine surgical procedure was performed without consent, the surgeon committed A. assault. B. battery. C. malpractice. D. liability. - โโB. battery. If an adult patient refuses a blood transfusion, the surgical staff should
C. excessive blood loss. D. skeletal injuries. - โโA. skin injuries A specimen obtained for frozen section is generally removed from the sterile field intraoperatively because it A. needs to be labeled by the circulator. B. is sent to pathology immediately. C. will contaminate the sterile field. D. needs to be placed in formalin solution. - โโB. is sent to pathology immediately. Which of the following procedures is used to visualize the cystic, hepatic, and common ducts? A. barium enema B. cholangiography C. intravenous pyelography D. upper gastrointestinal series - โโB. cholangiography A scleral buckle procedure repairs A. astigmatism. B. detached retinas. C. corneal scarring. D. eye muscle contractures. - โโB. detached retinas. Which of the following retractors should the surgical technologist have available to provide exposure to the patellar tendon while harvesting the graft for an ACL repair?
A. Senn B. Richardson C. Hayes D. Fukuda - โโA. Senn The surgical technologist in the scrub role should remain sterile following which of the following surgical procedures? A.laparoscopic cholecystectomy B.carotid endarterectomy C.total hip arthroplasty D.tympanoplasty - โโB.carotid endarterectomy During dissection of the cystic duct in an open cholecystectomy, which of the following instruments is necessary? A. Ochsner forceps B. Jennings retractor C. Mixter clamp D. O'Sullivan-O'Connor retractor - โโC. Mixter clamp A patient entering the operating room for a laparoscopic cholecystectomy looks jaundiced. Which of the following is the BEST explanation for this? A. pancreatitis B. biliary obstruction C. cholecystitis D. gastroschisis - โโB. biliary obstruction
