SURGICAL TECHNOLOGY CHAPTER 7
FINAL TEST 2026 QUESTIONS WITH
CORRECT ANSWERS GRADED A+
◍ The primary purpose of the surgical hand scrub is to:.
Answer: remove microorganisms from hands and arms
◍ What are the tiny life forms invisible to the naked eye and a natural part of
the world in which we live?.
Answer: Microorganisms/Microbes
◍ Which of the following surgical scrub methods is acceptable when approved
antiseptic solutions are used?.
Answer: Brushless scrub
◍ Sterilization is defined as:.
Answer: destruction of all microorganisms including spores
◍ The most commonly used sterilization method in hospitals is:.
Answer: saturated steam
◍ Which sterilization method is considered the safest and least expensive?.
Answer: steam sterilization
◍ What are the three broad classifications of microbes?.
Answer: prokaryotes, eukaryotes, and viruses
◍ In steam sterilization, increased pressure results in:.
Answer: higher temperature
◍ Why are items spaced inside a sterilizer?.
Answer: alllow steam ciruclation and pentration
◍ Microbes account for what percentage of total organic matter of the planet?.
, Answer: 60%
◍ What are microbes that live on skin and inside the human body?.
Answer: indigenous microfloraincludes bacteria, fungi, viruses, and
protozoa
◍ Which sterilization monitoring method records time, temperature, and
pressure?.
Answer: mechanical monitoring
◍ Sterilizer gauges and printouts are examples of:.
Answer: mechanical monitoring
◍ What are indigenous microflora also called?.
Answer: opportunistic pathogens
◍ Which monitoring system uses external tape and internal integrators?.
Answer: chemical monitoring
◍ What is the relationship between human hosts and indigenous microflora
called?.
Answer: symbiosis
◍ What refers to both organisms?.
Answer: symbiont
◍ Chemical indicators should be placed:.
Answer: in the center of the trays
◍ Biological indicators contain:.
Answer: bacteria spores
◍ What are the three categories of symbiosis?.
Answer: mutualism, commensalism, parasitism
◍ The biological indicator used for steam sterilization is:.
Answer: geobacillus stearothermophilus
◍ both organisms benefit from and depend on one another to a certain extent.
Answer: mutualism
, ◍ The biological indicator used for ethylene oxide sterilization is:.
Answer: bacillus atrophaeus
◍ Which sterilization method has the longest cycle time?.
Answer: ethylene oxide
◍ Which sterilization method presents the greatest exposure risk to personnel?.
Answer: ethylene oxide
◍ Hydrogen peroxide gas plasma sterilization requires which packaging
material?.
Answer: tyvek
◍ Ionizing radiation sterilization is primarily used by:.
Answer: manufacturers
◍ What is an example of mutualism?.
Answer: E. coli in the large intestine
◍ Which sterilization method is commonly used for delicate scopes?.
Answer: peracetic acid
◍ Which of the following is NOT a sterile packaging system?.
Answer: cotton towels
◍ What is a subcategory of mutualism?.
Answer: synergism
◍ What is synergism?.
Answer: two organisms work together to achieve a result neither could
obtain aloneex: fusobacteria and spirochetes
◍ one organism benefits but neither benefits nor is harmed.
Answer: commensalism
◍ Rigid sterilization containers typically include:.
Answer: filters and locking devices
◍ what is an example of commensalism?.
FINAL TEST 2026 QUESTIONS WITH
CORRECT ANSWERS GRADED A+
◍ The primary purpose of the surgical hand scrub is to:.
Answer: remove microorganisms from hands and arms
◍ What are the tiny life forms invisible to the naked eye and a natural part of
the world in which we live?.
Answer: Microorganisms/Microbes
◍ Which of the following surgical scrub methods is acceptable when approved
antiseptic solutions are used?.
Answer: Brushless scrub
◍ Sterilization is defined as:.
Answer: destruction of all microorganisms including spores
◍ The most commonly used sterilization method in hospitals is:.
Answer: saturated steam
◍ Which sterilization method is considered the safest and least expensive?.
Answer: steam sterilization
◍ What are the three broad classifications of microbes?.
Answer: prokaryotes, eukaryotes, and viruses
◍ In steam sterilization, increased pressure results in:.
Answer: higher temperature
◍ Why are items spaced inside a sterilizer?.
Answer: alllow steam ciruclation and pentration
◍ Microbes account for what percentage of total organic matter of the planet?.
, Answer: 60%
◍ What are microbes that live on skin and inside the human body?.
Answer: indigenous microfloraincludes bacteria, fungi, viruses, and
protozoa
◍ Which sterilization monitoring method records time, temperature, and
pressure?.
Answer: mechanical monitoring
◍ Sterilizer gauges and printouts are examples of:.
Answer: mechanical monitoring
◍ What are indigenous microflora also called?.
Answer: opportunistic pathogens
◍ Which monitoring system uses external tape and internal integrators?.
Answer: chemical monitoring
◍ What is the relationship between human hosts and indigenous microflora
called?.
Answer: symbiosis
◍ What refers to both organisms?.
Answer: symbiont
◍ Chemical indicators should be placed:.
Answer: in the center of the trays
◍ Biological indicators contain:.
Answer: bacteria spores
◍ What are the three categories of symbiosis?.
Answer: mutualism, commensalism, parasitism
◍ The biological indicator used for steam sterilization is:.
Answer: geobacillus stearothermophilus
◍ both organisms benefit from and depend on one another to a certain extent.
Answer: mutualism
, ◍ The biological indicator used for ethylene oxide sterilization is:.
Answer: bacillus atrophaeus
◍ Which sterilization method has the longest cycle time?.
Answer: ethylene oxide
◍ Which sterilization method presents the greatest exposure risk to personnel?.
Answer: ethylene oxide
◍ Hydrogen peroxide gas plasma sterilization requires which packaging
material?.
Answer: tyvek
◍ Ionizing radiation sterilization is primarily used by:.
Answer: manufacturers
◍ What is an example of mutualism?.
Answer: E. coli in the large intestine
◍ Which sterilization method is commonly used for delicate scopes?.
Answer: peracetic acid
◍ Which of the following is NOT a sterile packaging system?.
Answer: cotton towels
◍ What is a subcategory of mutualism?.
Answer: synergism
◍ What is synergism?.
Answer: two organisms work together to achieve a result neither could
obtain aloneex: fusobacteria and spirochetes
◍ one organism benefits but neither benefits nor is harmed.
Answer: commensalism
◍ Rigid sterilization containers typically include:.
Answer: filters and locking devices
◍ what is an example of commensalism?.
