The largest natural barrier to infection is the intact skin.

p. 773

Mucous membranes lining the body's orifices and respiratory, digestive, reproductive, and urinary tracts assist in attracting microorganisms.

p. 773

Mucous membranes lining the body's orifices and respiratory, digestive, reproductive, and urinary tracts assist in attracting microorganisms.

p. 773

Antibodies have the ability to neutralize antigens.

p. 773-774

Innate immunity involves antibodies that are passed from a mother to an infant through breast milk.

p. 774

The Centers for Disease Control and Prevention's (CDC) Universal Precautions are used in hospitals, whereas Standard Precautions are used in the medical office.

p. 774

Ordinary hygiene habits of everyday life are a form of medical asepsis.

p. 779

Frequent and diligent hand washing provides the first defense against the spread of disease and should be done often.

p. 779, 781

The CDC guidelines suggest that alcohol-based hand rubs can be used at the times usually required for hand washing.

p. 782

When removing personal protective equipment (PPE), the gloves are removed last to prevent contamination.

p. 784

Although NOT effective for viruses (such as hepatitis) or for destroying spores, boiling water can be used as a means of disinfection.

p. 789

Autoclaving is steam under pressure that destroys organisms by causing their cells to explode.

p. 789

The first and most important tier, or level, of the CDC guidelines is focused on the patients who are either suspected of carrying an infectious disease or already infected.

p. 777

Active immunity provides only temporary immunity because the body produces its own antibodies.

p. 774

Infants, especially those under three months of age, and the elderly are more prone to infection than other age groups.

p. 775

A medical assistant may use his or her bare hands to remove unwrapped cleaned instruments from an autoclave.

p. 793

Before an instrument may be chemically sterilized, it must first be sanitized properly.

p. 794

Methicillin-resistant Staphylococcus aureus (MRSA) is an infection that is highly resistant to antimicrobial drugs.

p. 770

A serious MRSA infection is generally treated with one strong antibiotic.

p. 770-771

A MRSA infection can occur through cuts, sores, catheters, and breathing tubes.

p. 771

Good hygiene practices are the best way to avoid contracting or spreading MRSA infection.

p. 771

Where is normal flora located?

p. 770

A micrometer is one ________ part of a meter.

p. 769

Which is the study of fungi?

p. 770

Microorganisms occur everywhere in nature and have several requirements in order to grow. Which is one of those requirements?

p. 770

________ is the destruction of all microorganisms, both pathogenic and nonpathogenic.

p. 789

Hepatitis ________ is transmitted by fecal waste contamination of food and the water supply.

p. 775

The incubation period for HIV and AIDS can vary by individual and can be ________.

p. 775

Which is NOT one of the symptoms of HIV?

p. 775

In order to keep the skin free of harmful organisms, there must be frequent hand washing using all of the following, EXCEPT ________.

p. 782

Which can the process of disinfection destroy or inhibit its activity?

p. 787

Chemical disinfectants used for soaking and wiping include all of the following, EXCEPT ________.

p. 788

The incubation period for hepatitis C is ________ weeks.

p. 775

Caregivers of a person with AIDS may do which of the following?

p. 776

Standard precautions issued by the CDC involve all of the following, EXCEPT ________.

p. 776-777

Personal protective equipment includes ________.

p. 776

A(n) ________ uses steam and pressure, dry heat, dry gas, or radiation for sterilization.

p. 789

The sterilization time for unassembled syringes, individually wrapped in gauze or glass tubes, is ________.

p. 790

When wrapping and labeling instruments for autoclaving, the medical assistant should place the sterility indicator strip ________.

p. 791

After use, non-sterile gloves that have come in contact with blood or bodily fluid should be disposed of in a ________.

p. 777

Which provides barrier protection for caregivers to prevent the spread of infectious disease?

p. 783

All of the following are methods of surgical asepsis, EXCEPT ________.

p. 786-789

What is the required sterilization time requirements for metal instruments on an open tray?

p. 790

Infants are especially susceptible to infection because ________.

p. 775

Which can cause contamination?

p. 777

All of the following are pathogens, EXCEPT ________.

p. 769

Pathogens that are capable of producing disease grow best at a temperature of ________°F.

p. 770

Low temperatures of ________°F and below retard, but do not kill bacterial growth.

p. 770

The body's largest natural barrier to infection is ________.

p. 773

Infections acquired in a health care facility are called ________ infections.

p. 771

Which is the first link in the chain of infection that harbors and nourishes a pathogen?

p. 777

The first mild signs and symptoms of an infection begin to appear in the ________ period.

p. 772

________ is the most effective practice for preventing the spread of microorganisms in a health care facility or at home.

p. 772

The incubation period for a hepatitis B liver infection is ________ days.

p. 775

Which type of hepatitis is transmitted via the fecal or oral route?

p. 775

________ is an infection of the liver.

Instruments are considered sterile for ________ days.

p. 793

Which is NOT a condition of sterility?

p. 791

Which is NOT considered wrapping material when dealing with an autoclave?

p. 790

Regardless of the model, which gauge is NOT on an autoclave?

p. 789

Which is NOT one of the types of autoclaving?

p. 789

Moist heat in an autoclave of ________°F will kill most diseases that are airborne.

p. 789

Which is NOT one of the chemical disinfectants used for soaking and wiping?

p. 788

Which disinfection method is used for broad spectrum of microorganisms but has a corrosive effect?

p. 788

The second tier of infection control requires extra precautions in addition to the Standard Precautions and is known as transmission-based precautions. It includes all of the following categories, EXCEPT ________ precautions.

p. 777-778

Which is NOT one of the four cardinal signs of inflammation?

p. 773

Which natural barrier to infection plays a key preventive and protective role by producing antibodies?

p. 773

Microorganisms that are capable of producing disease (pathogens) grow best at a body temperature of ________°C.

p. 770

Which natural barrier to infection contains hydrochloric acid?

p. 773

Which of statement about MRSA is TRUE?

p. 770-771

An infection is classified as being caused by MRSA if it ________.

p. 771

What is a good way to avoid MRSA infection?

p. 771

For which disease that can be airborne is the use of a special mask recommended?

p. 777

Which procedure should be practiced when disposing of infectious waste?

p. 780

Which is a correct technique when performing hand washing?

p. 782

When wearing more than one piece of personal protective equipment (PPE), which is removed last?

p. 784

During the inflammatory process, blood vessels dilate to increase blood flow, watery fluids are produced, and neutrophils invade the site of injury.

p. 773