NBSTSA CST Practice exam A questions
and answers with solutions 2025
Which of the following is the opening in the occipital bone through which the spinal cord
passes?
A. foramen ovale
B. foramen magnum
C. foramen rotundum
D. foramen of Bochdalek - ANSWER B. foramen magnum
Sterile supplies and instruments for a case have been opened in OR 1. A surgical technologist
was just informed that the case has been moved to OR 2 and the next case in OR 1 is scheduled
in two hours. Which of the following is the BEST course of action?
A. Cover the sterile field with a sterile drape and move it from OR 1 to OR 2.
B. New sterile supplies and instruments should be obtained for OR 2 and the setup in OR 1
should be disposed of.
C. OR 1 should be left so that these supplies and instruments can be used by the next case.
D. The surgical technologist should argue that the procedure be held in OR 1 as planned. -
ANSWER B. New sterile supplies and instruments should be obtained for OR 2 and the setup in
OR 1 should be disposed of.
Which of the following is the body's local tissue reaction to injury?
A. fever
B. infection
C. inflammation
D. immune reaction - ANSWER C. 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 - ANSWER B. 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 - ANSWER A. 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
D. hepatic artery and pancreatic duct - ANSWER A.cystic artery and cystic duct
Which of the following may be used when applying a sterile dressing to a skin graft site?
A. pressure dressing
B. ABD pad
C. 4x4s
D. Steri-Strips - ANSWER A. pressure dressing
,When performing a dilation and curettage, which of the following instruments is used to grasp
the cervix?
A. Sims
B. Auvard
C. Schroeder
D. Bozeman - ANSWER C. Schroeder
On the way into the operating room, a terminally ill patient tells the nurse, "No matter what
happens, it will be okay." Which of the Five Stages of Grief is the patient MOST likely in?
A. denial
B. bargaining
C. depression
D. acceptance - ANSWER D. acceptance
Which of the following instruments is used for placement of cottonoid strips during a
craniotomy?
A. bayonet forceps
B. Russian forceps
C. Kelly clamp
D. angled DeBakey clamp - ANSWER A. 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. - ANSWER A. 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 - ANSWER C. 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. - ANSWER A. 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. - ANSWER D.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
and answers with solutions 2025
Which of the following is the opening in the occipital bone through which the spinal cord
passes?
A. foramen ovale
B. foramen magnum
C. foramen rotundum
D. foramen of Bochdalek - ANSWER B. foramen magnum
Sterile supplies and instruments for a case have been opened in OR 1. A surgical technologist
was just informed that the case has been moved to OR 2 and the next case in OR 1 is scheduled
in two hours. Which of the following is the BEST course of action?
A. Cover the sterile field with a sterile drape and move it from OR 1 to OR 2.
B. New sterile supplies and instruments should be obtained for OR 2 and the setup in OR 1
should be disposed of.
C. OR 1 should be left so that these supplies and instruments can be used by the next case.
D. The surgical technologist should argue that the procedure be held in OR 1 as planned. -
ANSWER B. New sterile supplies and instruments should be obtained for OR 2 and the setup in
OR 1 should be disposed of.
Which of the following is the body's local tissue reaction to injury?
A. fever
B. infection
C. inflammation
D. immune reaction - ANSWER C. 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 - ANSWER B. 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 - ANSWER A. 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
D. hepatic artery and pancreatic duct - ANSWER A.cystic artery and cystic duct
Which of the following may be used when applying a sterile dressing to a skin graft site?
A. pressure dressing
B. ABD pad
C. 4x4s
D. Steri-Strips - ANSWER A. pressure dressing
,When performing a dilation and curettage, which of the following instruments is used to grasp
the cervix?
A. Sims
B. Auvard
C. Schroeder
D. Bozeman - ANSWER C. Schroeder
On the way into the operating room, a terminally ill patient tells the nurse, "No matter what
happens, it will be okay." Which of the Five Stages of Grief is the patient MOST likely in?
A. denial
B. bargaining
C. depression
D. acceptance - ANSWER D. acceptance
Which of the following instruments is used for placement of cottonoid strips during a
craniotomy?
A. bayonet forceps
B. Russian forceps
C. Kelly clamp
D. angled DeBakey clamp - ANSWER A. 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. - ANSWER A. 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 - ANSWER C. 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. - ANSWER A. 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. - ANSWER D.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
