CRCST EXAM QUESTIONS WITH
RATIONALES| CRCST EXAM QUESTIONS
WITH VERIFIED SOLUTIONS TESTED AND
APPROVED!!!
The first goal of creating an instrument pack is
a. obtain the proper packaging container for the pack.
b. decide on the order of instrument placement.
c. create a pack that meets user needs.
d. create a pack that makes the physician happy.
--ANSWER-- c. create a pack that meets user needs.
A pick list contains information that
a. assists the surgeon during the procedure.
b. is used to assemble surgery instrument sets.
Page 1 of 242
,c. assists the Central Service technician in selecting the correct supplies for the sterile
storage area.
d. identifies the supplies and instruments needed for a specific doctor and procedure.
--ANSWER-- d. identifies the supplies and instruments needed for a specific doctor and
procedure
The basic unit of a living organism.
a. Cell
b. Cytoplasm
c. Nucleus
d. Organ
--ANSWER-- a. Cell
Explanation : Every living thing, from simple bacteria to complex human beings, is made up
of cells. Cells carry out essential life processes like metabolism, growth, and reproduction.
While components like cytoplasm and the nucleus are parts of a cell, and organs are made of
tissues (which are made of cells), the cell itself is the foundational building block of life.
What is the name of the surgical procedure where an opening is made into the skull?
a. Burr holes
Page 2 of 242
,b. Craniotomy
c. Crenetomy
d. Open reduction of the skull
--ANSWER-- b. Craniotomy
The decontamination area of the Central Service department is where instruments are
carefully checked forcleanliness and function.
a. True
b. False
--ANSWER-- b. False
Explanation : In the decontamination area, instruments are cleaned and disinfected to remove
gross contamination like blood, tissue, and other debris. However, the detailed inspection for
cleanliness and proper function happens later, in the Preparation and Packaging area (Prep &
Pack) — after decontamination.
An advantage of centralizing Central Service management is
a. payroll costs are lower.
Page 3 of 242
, b. more instruments can be processed faster than in a decentralized department.
c. allows for maximization of people and services.
d. there are no real advantages to centralization
-- ANSWER--c. allows for maximization of people and services.
Explanation : Centralizing Central Service (CS) management consolidates resources, staff,
and services in one location — which improves efficiency, reduces duplication, and allows
the department to better utilize its people, equipment, and resources. This setup supports
more consistent quality control, workflow, and communication too.
Prions are
a. abnormal forms of protein.
b. gram positive bacillus.
c. a type of virus.
d. an acid fast microorganism
-- ANSWER--a. abnormal forms of protein.
Explanation : Prions are unique infectious agents made entirely of misfolded proteins. They
cause diseases like Creutzfeldt-Jakob disease and Mad Cow disease by inducing normal
proteins in the brain to also misfold, leading to brain damage. Unlike bacteria, viruses, or
other microorganisms, they contain no genetic material — just protein.
Page 4 of 242
RATIONALES| CRCST EXAM QUESTIONS
WITH VERIFIED SOLUTIONS TESTED AND
APPROVED!!!
The first goal of creating an instrument pack is
a. obtain the proper packaging container for the pack.
b. decide on the order of instrument placement.
c. create a pack that meets user needs.
d. create a pack that makes the physician happy.
--ANSWER-- c. create a pack that meets user needs.
A pick list contains information that
a. assists the surgeon during the procedure.
b. is used to assemble surgery instrument sets.
Page 1 of 242
,c. assists the Central Service technician in selecting the correct supplies for the sterile
storage area.
d. identifies the supplies and instruments needed for a specific doctor and procedure.
--ANSWER-- d. identifies the supplies and instruments needed for a specific doctor and
procedure
The basic unit of a living organism.
a. Cell
b. Cytoplasm
c. Nucleus
d. Organ
--ANSWER-- a. Cell
Explanation : Every living thing, from simple bacteria to complex human beings, is made up
of cells. Cells carry out essential life processes like metabolism, growth, and reproduction.
While components like cytoplasm and the nucleus are parts of a cell, and organs are made of
tissues (which are made of cells), the cell itself is the foundational building block of life.
What is the name of the surgical procedure where an opening is made into the skull?
a. Burr holes
Page 2 of 242
,b. Craniotomy
c. Crenetomy
d. Open reduction of the skull
--ANSWER-- b. Craniotomy
The decontamination area of the Central Service department is where instruments are
carefully checked forcleanliness and function.
a. True
b. False
--ANSWER-- b. False
Explanation : In the decontamination area, instruments are cleaned and disinfected to remove
gross contamination like blood, tissue, and other debris. However, the detailed inspection for
cleanliness and proper function happens later, in the Preparation and Packaging area (Prep &
Pack) — after decontamination.
An advantage of centralizing Central Service management is
a. payroll costs are lower.
Page 3 of 242
, b. more instruments can be processed faster than in a decentralized department.
c. allows for maximization of people and services.
d. there are no real advantages to centralization
-- ANSWER--c. allows for maximization of people and services.
Explanation : Centralizing Central Service (CS) management consolidates resources, staff,
and services in one location — which improves efficiency, reduces duplication, and allows
the department to better utilize its people, equipment, and resources. This setup supports
more consistent quality control, workflow, and communication too.
Prions are
a. abnormal forms of protein.
b. gram positive bacillus.
c. a type of virus.
d. an acid fast microorganism
-- ANSWER--a. abnormal forms of protein.
Explanation : Prions are unique infectious agents made entirely of misfolded proteins. They
cause diseases like Creutzfeldt-Jakob disease and Mad Cow disease by inducing normal
proteins in the brain to also misfold, leading to brain damage. Unlike bacteria, viruses, or
other microorganisms, they contain no genetic material — just protein.
Page 4 of 242
