RMA Chapter 16
A pathogen that enters a new host by inhalation
Airborne transmission
After you have rinsed your hands as part of the aseptic hand-washing method, what step should you take next?
Dry your hands with clean paper towels and turn off faucets by using a clean paper towel.
How long is hepatitis B virus capable of surviving in a dried state on environmental surfaces?
1 week
The vaccine against hepatitis B provides immunity for at least
7 years
A syndrome resulting from HIV infection that generally involves chronic systemic symptoms but lacks an opportunistic infection or Kaposi's sarcoma is known as
AIDS-related complex (ARC)
A cleansing process that reduces the number of microorganisms to a safe level is called
sanitization
Kaposi's sarcoma is a malignancy of the
skin and lymph nodes
Instruments that penetrate a patient's skin should be
sterilized
autoclaving equipment
surgical aseptic technique
using sterile towels to dry hands after washing
surgical aseptic technique
avoiding leaning against sinks, supplies, or equipment
surgical aseptic technique/medical aseptic technique
Potentially infectious body fluids include all of the following except
sweat
direct/indirect
touching
Standard Precautions are
used to prevent pathogen transmission via infected materials
The most common carriers are insects such as fleas, flies, mosquitoes, and ticks.
vectorborne transmission
Which color code for hazard warning labels is not correct?
yellow for radioactivity hazards
List the cycle of infection in order
Reservoir host Means of exit Means of transmission Means of entrance Susceptible host
contaminated food item
foodborne
A new host may be exposed to pathogens by ingesting contaminated food or liquids.
foodborne transmission
The autoclave
forces the temperature of steam above the boiling point of water in order to sterilize equipment
Surgical scrub involves washing
hands and forearms
Which of the following organs are the most commonly involved in AIDS?
lungs
Clean technique is another term for
medical asepsis
Using paper towels to dry hands after washing
medical aseptic technique
disinfecting of blood pressure cuffs
medical aseptic technique
scrubbing instruments
medical aseptic technique
wearing gloves during vaccination procedure
medical aseptic technique
wearing gloves during venipuncture procedures
medical aseptic technique
In utero
pregnancy
Treating all human blood as if it were infectious is known as
Universal Precautions
Instruments that come in contact only with a patient's mucous membranes should be
disinfected
Which of the following liquids is used in an autoclave to sterilize instruments and supplies?
distilled water
To dispose of a contaminated needle
drop it into the biohazardous waste container for sharps
Which of the following is the only readily available method to detect evidence of HIV infection?
Serological test
Anything that poses a risk to the human body or a living organism is called
a biohazard
Which of the following is not an example of personal protective equipment?
a uniform
OSHA standards require which of the following?
a written schedule for cleaning
droplets from a cough
airborne
Hand washing is necessary at which of the following items?
all of these before using gloves before leaving for the day after performing a procedure after using gloves
Which of the following is a definite means of transmission of HIV/
blood
A pathogen that may be transmitted through indirect contact such as accidental needlesticks
bloodborne
needlestick
bloodborne
Medical asepsis is defined as which of the following?
destruction of organisms after they leave the body
