CST PRACTICE EXAM 12 QUESTIONS WITH VERIFIED
ANSWERS 2024
Question 1
pts
During a procedure, the surgical technologist touches an unsterile item with a sterile glove. Which of
the following should be done?
Correct!
Change the glove at once.
Break scrub and rescrub.
Wait until closing to change the glove
Ask the surgeon what to do.
A. change the glove at once to prevent contamination.
B. If contamination is limited the sterile glove, it is unnecessary to rescrub.
C. Contamination will occur if the surgical technologist waits until closing.
D. It is a primary responsibility of the surgical technologist to monitor and address breaks in
aseptic technique, not the surgeon’s responsibility.
Question 2
pts
During strabismus surgery, which of the following is the first tissue layer that must be incised?
iris
cornea
sclera
Correct!
conjunctiva
A. The iris is the colored membrane between the lens and the cornea in the aqueous humor. It is not
the first layer of tissue encountered on the eye.
B. The cornea is the clear anterior part of the fibrous coat of the eye. It is not the first layer of
tissue encountered on the eye.
C. The sclera is tough, white, fibrous tissue that extends from the optic nerve to the cornea. It is not
the first layer of tissue encountered on the eye.
,D. The conjunctiva is the outermost tissue layer of the eye.
Question 3
pts
Which of the following is the primary purpose for changing into operating room attire?
To standardize uniforms
Correct!
to prevent the spread of microorganisms
to identify operating room personnel
to avoid damage to personal attire
A. Uniform standardization is not a consideration in aseptic technique.
B. Operating room attire provides an effective barrier to prevent the spread of microorganisms
to patients and protect OR personnel from blood and body fluids.
C. Scrub clothes do not effectively identify OR personnel.
D. Personal attire harbors bacteria and should not be worn in the OR.
Question 4
pts
A lumbar meningocele involves removal of
cerebrospinal fluid.
lumbar disc.
meninges.
Correct!
a fluid-filled sac.
A. A meningocele is a fluid-filled sac. Cerebrospinal fluid is not removed during this procedure.
B. A meningocele is a fluid-filled sac. A lumbar disc is not removed during this procedure.
C. A meningocele is a fluid-filled sac. The meninges are the brain covering and are not removed
during this procedure.
D. A meningocele is a fluid-filled sac that is removed during this procedure
,Question 5
pts
Which of the following procedures requires a microscope?
rhinoplasty
pyeloplasty
Correct!
tympanoplasty
blepharoplasty
A. Rhinoplasty is plastic reconstruction of the nose performed under direct vision.
B. Pyeloplasty is surgery on the kidney pelvis performed under direct vision.
C. Tympanoplasty is the reconstruction of the tympanic membrane performed under microscopic vision.
D. Blepharoplasty is plastic repair of the eyelid performed under direct vision.
Question 6
pts
Hair removed during preparation for cranial surgery should be
discarded b the circulator.
sent to pathology.
used for potential
reimplantation. Correct!
saved because it is personal property.
A. Hair should never be thrown away without the patient’s permission.
B. Hair removed in this manner is not considered a surgical specimen.
C. Shaved hair cannot be reimplanted.
D. Hair removed from the patient prior to cranial surgery is considered personal property of the patient.
Question 7
, pts
The safest method for placing a blade on a knife handle is with a
Mixter
gloved hand.
Correct!
needle holder:
tissue forceps.
A. A Mixter is a right-angle clamp used on tissue. Using a Mixter to apply a scalpel blade could result
in possible injury to the scrub person.
B. When applying a scalpel blade by hand, a cut could occur.
C. The needle holder is made to grasp metal objects and is the appropriate instrument to use
when applying a scalpel blade.
D. The tissue forceps was not designed to grasp metal and injury could occur.
Question 8
pts
Which of the following procedures is used to visualize the cystic, hepatic, and common ducts?
barium enema
Correct!
cholangiography
intravenous pyelography
upper gastrointestinal series
A. A barium enema is used to outline the lumen of the lower GI tract.
B. Cholangiography is a diagnostic x-ray study to identify stones in the biliary tract.
C. IVP is the x-ray study of the structures of the urinary tract and kidney functions.
D. An upper GI series with a barium sulfate swallow is used to outline the lumen of the GI tract.
Question 9
pts
ANSWERS 2024
Question 1
pts
During a procedure, the surgical technologist touches an unsterile item with a sterile glove. Which of
the following should be done?
Correct!
Change the glove at once.
Break scrub and rescrub.
Wait until closing to change the glove
Ask the surgeon what to do.
A. change the glove at once to prevent contamination.
B. If contamination is limited the sterile glove, it is unnecessary to rescrub.
C. Contamination will occur if the surgical technologist waits until closing.
D. It is a primary responsibility of the surgical technologist to monitor and address breaks in
aseptic technique, not the surgeon’s responsibility.
Question 2
pts
During strabismus surgery, which of the following is the first tissue layer that must be incised?
iris
cornea
sclera
Correct!
conjunctiva
A. The iris is the colored membrane between the lens and the cornea in the aqueous humor. It is not
the first layer of tissue encountered on the eye.
B. The cornea is the clear anterior part of the fibrous coat of the eye. It is not the first layer of
tissue encountered on the eye.
C. The sclera is tough, white, fibrous tissue that extends from the optic nerve to the cornea. It is not
the first layer of tissue encountered on the eye.
,D. The conjunctiva is the outermost tissue layer of the eye.
Question 3
pts
Which of the following is the primary purpose for changing into operating room attire?
To standardize uniforms
Correct!
to prevent the spread of microorganisms
to identify operating room personnel
to avoid damage to personal attire
A. Uniform standardization is not a consideration in aseptic technique.
B. Operating room attire provides an effective barrier to prevent the spread of microorganisms
to patients and protect OR personnel from blood and body fluids.
C. Scrub clothes do not effectively identify OR personnel.
D. Personal attire harbors bacteria and should not be worn in the OR.
Question 4
pts
A lumbar meningocele involves removal of
cerebrospinal fluid.
lumbar disc.
meninges.
Correct!
a fluid-filled sac.
A. A meningocele is a fluid-filled sac. Cerebrospinal fluid is not removed during this procedure.
B. A meningocele is a fluid-filled sac. A lumbar disc is not removed during this procedure.
C. A meningocele is a fluid-filled sac. The meninges are the brain covering and are not removed
during this procedure.
D. A meningocele is a fluid-filled sac that is removed during this procedure
,Question 5
pts
Which of the following procedures requires a microscope?
rhinoplasty
pyeloplasty
Correct!
tympanoplasty
blepharoplasty
A. Rhinoplasty is plastic reconstruction of the nose performed under direct vision.
B. Pyeloplasty is surgery on the kidney pelvis performed under direct vision.
C. Tympanoplasty is the reconstruction of the tympanic membrane performed under microscopic vision.
D. Blepharoplasty is plastic repair of the eyelid performed under direct vision.
Question 6
pts
Hair removed during preparation for cranial surgery should be
discarded b the circulator.
sent to pathology.
used for potential
reimplantation. Correct!
saved because it is personal property.
A. Hair should never be thrown away without the patient’s permission.
B. Hair removed in this manner is not considered a surgical specimen.
C. Shaved hair cannot be reimplanted.
D. Hair removed from the patient prior to cranial surgery is considered personal property of the patient.
Question 7
, pts
The safest method for placing a blade on a knife handle is with a
Mixter
gloved hand.
Correct!
needle holder:
tissue forceps.
A. A Mixter is a right-angle clamp used on tissue. Using a Mixter to apply a scalpel blade could result
in possible injury to the scrub person.
B. When applying a scalpel blade by hand, a cut could occur.
C. The needle holder is made to grasp metal objects and is the appropriate instrument to use
when applying a scalpel blade.
D. The tissue forceps was not designed to grasp metal and injury could occur.
Question 8
pts
Which of the following procedures is used to visualize the cystic, hepatic, and common ducts?
barium enema
Correct!
cholangiography
intravenous pyelography
upper gastrointestinal series
A. A barium enema is used to outline the lumen of the lower GI tract.
B. Cholangiography is a diagnostic x-ray study to identify stones in the biliary tract.
C. IVP is the x-ray study of the structures of the urinary tract and kidney functions.
D. An upper GI series with a barium sulfate swallow is used to outline the lumen of the GI tract.
Question 9
pts
