CST Practice Test #3 (1-175) with all Correct & 100%
Verified Answers |Actual Complete Exam| Already
Graded A+
The structure that lies along the posterior border of the testis is the:
A. prostate
B. epididymis
C. tunica vaginalis
D. ejaculatory duct ✔Correct Answer--B. The epididmis is a comma-shaped organ that lies along
the posterior border of the testis.
The valve between the left atrium and left ventricle is the:
A. bicuspid
B. tricuspid
C. aortic semilunar
D. pulmonary semilunar ✔Correct Answer--A. The valve between the left atrium and left ventricle
is referred to as either the mitral or bicuspid valve.
What is the most abundant ion in the body?
A. calcium
B. sodium
C. potassium
D. magnesium ✔Correct Answer--A. Calcium is the most abundant ion in the body.
Which of the follwoing is a method of bacterial survival when enviromental conditions are not
conducive to growth and viability?
A. conjugation
B. transduction
C. spore formation
D. genetic mutation ✔Correct Answer--C. Spore formation happens when enviromental conditions
are not conducive to growth and viability.
What organ detects changes in the level of insulin and releases chemicals to regulate the level of
blood glucose?
A. liver
B. stomach
C. pancreas
D. gallbladder ✔Correct Answer--C. The pancreas regulates the concentration of sugar glucose
levels in the circulatory system. When the concentration of blood glucose increases, the pancreas
senses the change and releases insulin, causing the glucose to move from the blood and be stored in
the liver and muscles. When the blood level of glucose is too low, the pancreas releases glucagon
that causes stored glucose to be released into the circulatory system.
What does the term strike-through mean?
A. rupture of heat seal during sterilization
B. failure of biological indicator during sterilization
C. perforation of sharp object through sterile wrapper
,D. soaking of moisture form unsterile to sterile layers ✔Correct Answer--D. When moisture soaks
through a drape, gown or package, "strike-through" occurs and the item is contaminated.
Which of the following monitoring devices would be used within a vessel?
A. ECG lead
B. swan ganz
C. pulse oximeter
D. sphygmomanometer ✔Correct Answer--B. A swan ganz monitoring device is inserted within a
branch of the pulmonary artery to measure the central venous pressure, pulmonary artery pressure,
pulmonary capillary wedge pressure and cardiac output.
When adding 30 mL of injectable saline to 30 mL of 0.5% Marcaine, what strength does the drug
become?
A. 0.25%
B. 0.5%
C. 0.75%
D. 1.0% ✔Correct Answer--A. 30(mL) x .5(%) = 60(mL) x X(%)
60mL / 30mL = .5% / X
30 x .5 = 60 x X
15 = 60X
= 60X / 60
X = 0.25
What action should be taken if the patient has withdrawn the surgical informed consent prior to
surgery?
A. transport patient to OR; inform surgeon
B. do not transport patient; inform surgeon
C. do not transport patient; inform anesthesia provider
D. transport patient to OR; inform OR supervisor ✔Correct Answer--B. If a patient has withdrawn
the surgical informed consent prior to surgery, then do not transport patient ad inform the surgeon.
Confining and containing instruments with bioburden prevents which of the following?
A. fomite formation
B. personnel injury
C. instrument loss
D. cross-contamination ✔Correct Answer--D. Cross-contamination is the contamination of an
individual or object upon contact with a contaminated item.
The unsterile size of the perimeter of a sterile wrap is:
A. 1/2 inch
B. 1 inch
C. 2 inches
D. 3 inches ✔Correct Answer--B. The inside of wrappers is considered sterile except for the one-
inch border / perimeter around the outside edge of the wrapper.
A substance that inhabits the growth and reproduction of microbes on living tissue is a/an:
A. antiseptic
B. disinfectant
C. sterilant
, D. sporicidal ✔Correct Answer--A. Antiseptic agents are used to perform the patient skin prep, as
well as used by surgical team members to perform the surgical scrub; the agents are used to
"surgically clean" the skin.
What action should be taken by the transporter if a discrepancy occurs in the identification of a
patient in the nursing unit?
A. try to locate family members to verify patient identity
B. transport to OR and inform surgeon of discrepancy
C. inform unit clerk of discrepancy and return to OR
D. do not transport, inform unit supervisor and OR personnel ✔Correct Answer--D. Do not
transport, inform unit supervisor, and OR personnel if there is a discrepancy in the identification of a
patient on the nursing unit.
A patient may be asked to shower at home with an antimicrobial soap before coming to the hospital
for surgery to:
A. achieve a cumulative antimicrobial effect
B. determine if the patient is allergic to the soap
C. reduce the amount of time for the pre-op prep
D. leave a visible film so the prep borders will show ✔Correct Answer--A. Studies have shown
patients that were asked to shower with antimicrobial soap at home prior to having surgery
demonstrate a decrease in the microbial count on the skin.
What are the sequential steps performed prior to entrance into the sterile field?
A. gown, glove, scrub
B. glove, scrub, gown
C. scrub, glove, gown
D. scrub, gown, glove ✔Correct Answer--D. Before donning the sterile gown and gloves, the sterile
members of the OR team must perform the surgical scrub with a chemical antiseptic.
Which area is prepped last when preforming the skin prep for a Bartholin's cystectomy?
A. anus
B. mons pubis
C. vagina
D. perineum ✔Correct Answer--A. For prepping a Bartholin's cystectomy, the anus is prepped last.
The sterile surgical technoligist should drape a table from:
A. side to side
B. back to front
C. front to back
D. open drape, lay it down ✔Correct Answer--C. To avoid contamination and reaching over the
non-sterile surface when draping a table, the drape should be placed front to back.
Which of the following can be injured if the arm is placed on the arm board greater than 90 degrees?
A. brachial plexus
B. cervical plexus
C. rotator cuff
D. acromioclavicular joint ✔Correct Answer--A. If the arm is placed on the arm board at greater
than 90 degrees the brachial plexus is at risk for injury.
What is the purpose of the third lumen in a three-way indwelling floey catheter?
A. obtain urine specimen
Verified Answers |Actual Complete Exam| Already
Graded A+
The structure that lies along the posterior border of the testis is the:
A. prostate
B. epididymis
C. tunica vaginalis
D. ejaculatory duct ✔Correct Answer--B. The epididmis is a comma-shaped organ that lies along
the posterior border of the testis.
The valve between the left atrium and left ventricle is the:
A. bicuspid
B. tricuspid
C. aortic semilunar
D. pulmonary semilunar ✔Correct Answer--A. The valve between the left atrium and left ventricle
is referred to as either the mitral or bicuspid valve.
What is the most abundant ion in the body?
A. calcium
B. sodium
C. potassium
D. magnesium ✔Correct Answer--A. Calcium is the most abundant ion in the body.
Which of the follwoing is a method of bacterial survival when enviromental conditions are not
conducive to growth and viability?
A. conjugation
B. transduction
C. spore formation
D. genetic mutation ✔Correct Answer--C. Spore formation happens when enviromental conditions
are not conducive to growth and viability.
What organ detects changes in the level of insulin and releases chemicals to regulate the level of
blood glucose?
A. liver
B. stomach
C. pancreas
D. gallbladder ✔Correct Answer--C. The pancreas regulates the concentration of sugar glucose
levels in the circulatory system. When the concentration of blood glucose increases, the pancreas
senses the change and releases insulin, causing the glucose to move from the blood and be stored in
the liver and muscles. When the blood level of glucose is too low, the pancreas releases glucagon
that causes stored glucose to be released into the circulatory system.
What does the term strike-through mean?
A. rupture of heat seal during sterilization
B. failure of biological indicator during sterilization
C. perforation of sharp object through sterile wrapper
,D. soaking of moisture form unsterile to sterile layers ✔Correct Answer--D. When moisture soaks
through a drape, gown or package, "strike-through" occurs and the item is contaminated.
Which of the following monitoring devices would be used within a vessel?
A. ECG lead
B. swan ganz
C. pulse oximeter
D. sphygmomanometer ✔Correct Answer--B. A swan ganz monitoring device is inserted within a
branch of the pulmonary artery to measure the central venous pressure, pulmonary artery pressure,
pulmonary capillary wedge pressure and cardiac output.
When adding 30 mL of injectable saline to 30 mL of 0.5% Marcaine, what strength does the drug
become?
A. 0.25%
B. 0.5%
C. 0.75%
D. 1.0% ✔Correct Answer--A. 30(mL) x .5(%) = 60(mL) x X(%)
60mL / 30mL = .5% / X
30 x .5 = 60 x X
15 = 60X
= 60X / 60
X = 0.25
What action should be taken if the patient has withdrawn the surgical informed consent prior to
surgery?
A. transport patient to OR; inform surgeon
B. do not transport patient; inform surgeon
C. do not transport patient; inform anesthesia provider
D. transport patient to OR; inform OR supervisor ✔Correct Answer--B. If a patient has withdrawn
the surgical informed consent prior to surgery, then do not transport patient ad inform the surgeon.
Confining and containing instruments with bioburden prevents which of the following?
A. fomite formation
B. personnel injury
C. instrument loss
D. cross-contamination ✔Correct Answer--D. Cross-contamination is the contamination of an
individual or object upon contact with a contaminated item.
The unsterile size of the perimeter of a sterile wrap is:
A. 1/2 inch
B. 1 inch
C. 2 inches
D. 3 inches ✔Correct Answer--B. The inside of wrappers is considered sterile except for the one-
inch border / perimeter around the outside edge of the wrapper.
A substance that inhabits the growth and reproduction of microbes on living tissue is a/an:
A. antiseptic
B. disinfectant
C. sterilant
, D. sporicidal ✔Correct Answer--A. Antiseptic agents are used to perform the patient skin prep, as
well as used by surgical team members to perform the surgical scrub; the agents are used to
"surgically clean" the skin.
What action should be taken by the transporter if a discrepancy occurs in the identification of a
patient in the nursing unit?
A. try to locate family members to verify patient identity
B. transport to OR and inform surgeon of discrepancy
C. inform unit clerk of discrepancy and return to OR
D. do not transport, inform unit supervisor and OR personnel ✔Correct Answer--D. Do not
transport, inform unit supervisor, and OR personnel if there is a discrepancy in the identification of a
patient on the nursing unit.
A patient may be asked to shower at home with an antimicrobial soap before coming to the hospital
for surgery to:
A. achieve a cumulative antimicrobial effect
B. determine if the patient is allergic to the soap
C. reduce the amount of time for the pre-op prep
D. leave a visible film so the prep borders will show ✔Correct Answer--A. Studies have shown
patients that were asked to shower with antimicrobial soap at home prior to having surgery
demonstrate a decrease in the microbial count on the skin.
What are the sequential steps performed prior to entrance into the sterile field?
A. gown, glove, scrub
B. glove, scrub, gown
C. scrub, glove, gown
D. scrub, gown, glove ✔Correct Answer--D. Before donning the sterile gown and gloves, the sterile
members of the OR team must perform the surgical scrub with a chemical antiseptic.
Which area is prepped last when preforming the skin prep for a Bartholin's cystectomy?
A. anus
B. mons pubis
C. vagina
D. perineum ✔Correct Answer--A. For prepping a Bartholin's cystectomy, the anus is prepped last.
The sterile surgical technoligist should drape a table from:
A. side to side
B. back to front
C. front to back
D. open drape, lay it down ✔Correct Answer--C. To avoid contamination and reaching over the
non-sterile surface when draping a table, the drape should be placed front to back.
Which of the following can be injured if the arm is placed on the arm board greater than 90 degrees?
A. brachial plexus
B. cervical plexus
C. rotator cuff
D. acromioclavicular joint ✔Correct Answer--A. If the arm is placed on the arm board at greater
than 90 degrees the brachial plexus is at risk for injury.
What is the purpose of the third lumen in a three-way indwelling floey catheter?
A. obtain urine specimen
