MEAS 238 CH 32 & 33 Txbk & Wkbk Multiple Choice

Cells that produce antibodies are called A) T cells B) B cells C) lymphocytes D) antigens E) phagocytes

B) B cells

Which of the following is a viral disease o the salivary glands? A) Whooping cough B) Mumps C) Croup D) Diphtheria

B) Mumps

Which of the following is an infection with symptoms that are slight and barely noticeable? A) Carrier B) Subclinical C) Endogenous D) Exogenous

B) Subclinical

Which of the following is the term meaning an area of the skin that is raised and hardened? A) Induration B) Prodromal C) Scarlatina D) Inflammation

A) Induration

Exposure to a disease-causing organism results in which type of immunity? A) Natural active B) Natural passive C) Artificial active D) Artificial passive E) Complement

A) Natural active

Which of the following is considered a high-risk procedure for the potential transmission of nosocomial infection? A) Phlebotomy B) Oral surgery C) Cerumenectomy D) Urinary catheterization

A) Phlebotomy

The method that most hospitals use to reduce the risk of disease transmission by means of moist body substances is A) Standard Precautions B) Universal Precautions C) personal protective equipment D) isolation

A) Standard Precautions

Which of these methods would be the most effective in loosening debris from sharp instruments while also reducing the risk of injury? A) Submersion in water and detergent B) Ultrasound C) Autoclaving D) Chemical disinfecting

A) Submersion in water and detergent

Which of the following is the most common means of transmitting pathogens? A) Touching B) Sneezing C) Coughing D) Sexual contact

A) Touching

Which of the following glove types may be decontaminated and reused? A) Utility B) Examination C) Sterile D) Disposable

A) Utility

An animal, insect, or human whose body is capable of sustaining the growth of a pathogen is known as A) a reservoir host B) a susceptible host C) a pathogen D) flora E) an environmental factor

A) a reservoir host

An infection in a reservoir host in which an abnormality or malfunction in routine body process has caused normally beneficial or harmless microorganisms to become pathogenic is called a(n) A) endogenous infection B) subclinical case C) exogenous infection D) carrier state

A) endogenous infection

Beneficial microorganisms found in the body that help create a barrier against pathogens are known as A) resident normal flora B) carriers C) endogens D) fomites

A) resident normal flora

The cleaning process to decrease the number of microorganisms before disinfection or sterilization is called A) sanitization B) hand washing C) asepsis D) biohazardous waste E) All of the above

B) hand washing

The condition of being resistant to pathogens and the diseases they cause is called A) virulence B) immunity C) resistance D) nonspecific

B) immunity

The chain of infection consists of a(an) A) infectious agent B) reservoir host C) mode of transmission D) portal of entry E) all of the above

B) reservoir host

Prior to sterilization, surgical instruments covered in blood and tissue must first be A) discarded B) sanitized C) wrapped D) coated with instrument milk

B) sanitized

The critical step of the autoclave cycle when the microorganisms are destroyed is when A) the greatest temperature is reached. B) the water is changed into pressurized steam. C) heat is transferred to the items in the chamber. D) the steam saturates items in the chamber.

B) the water is changed into pressurized steam.

Administration of an immunization or a vaccine results in which type of immunity? A) Natural active B) Natural passive C) Artificial active D) Artificial passive

C) Artificial active

Which of the following can be sanitized and reused without further disinfection? A) Endotracheal tube B) Glassware C) Otoscope D) Curette

C) Otoscope

The processes of sterilization include dry heat, chemicals, and A) sanitization B) disinfection C) autoclaving D) scrubbing E) none of the above

C) autoclaving

The use of alcohol is an effective means of A) sterilization B) immunization C) disinfection D) sanitization E) All of the above

C) disinfection

While using the autoclave, the medical assistant must monitor the A) temperature-pressure combinations. B) time-temperature combinations. C) pressure-time combinations. D) All of the above E) None of the above

D) All of the above

The stage of illness during which a person regains normal health status is the A) incubation period B) prodromal stage C) invasion period D) convalescent period

D) convalescent period

In order to grow, a microorganism needs the proper growth temperature, pH, and A) darkness B) immunity C) flora D) moisture level

D) moisture level

Which of the following are phagocytes that are formed in bone marrow and circulate throughout the blood for a short period of time? A) antibodies B) macrophages C) neutrophils D) monocytes

D) monocytes

When storing items removed from an autoclave, the major factor contributing to the integrity of the sterility is A) preventing dust accumulation. B) maintaining the temperature of the environment. C) the state of dryness when the pack is stored. D) the shelf-life expectancy

D) the shelf-life expectancy

An insect that carries microorganisms from one infected person to another is a A) fomite B) pathogen C) host D) vector E) droplet

D) vector

A microorganism's disease-producing power is called A) a pathogen B) convalescence C) immunity D) virulence E) resistance

D) virulence

Sterilization tape that is used to secure autoclave wrap is also used to A) identify and date the contents. B) prove that the sterility of the items has taken place. C) indicate that the pack has been exposed to the autoclave process. D) A and C only E) All of the above

E) All of the above

Instruments that do not require sterilization can safely be prepared for their next use by A) washing them until they are visibly clean and free from stains and tissues. B) wiping them off with a paper towel C) rinsing them under extremely hot water. D) visually inspecting them and storing them if nothing is seen on their surface E) Any of the above

E) Any of the above

A reservoir host who is unaware of the presence of a pathogen and therefore spreads disease is called A) transmission B) a portal of exit C) a portal of entry D) a susceptible host E) a carrier

E) a carrier

The proof that an instrument pack has been sterilized is achieved by using a A) chemical indicator strip placed under the instruments. B) chemical indicator strip placed in the center of the pack. C) chemical indicator tape around the outside o the pack. D) biological monitor placed next to a pack. E) biological monitor placed in the load with the packs.

E) biological monitor placed in the load with the packs.

A chemical agent that leaves an instrument clean but not sterile is a(n) A) cold sterilizer B) antiseptic C) chemical sterilizer D) detergent E) disinfectant

E) disinfectant

The process by which phagocytes destroy pathogens is known as A) digestion B) engulfment C) protection D) humoral response E) phagocytosis

E) phagocytosis