Practice Questions with Answers & Rationales.
If an infectious disease can be transmitted directly from one person to another, it is a:
A. Susceptible host
B. Communicable disease
C. Port of entry to a host
D. Port of exit from the reservoir
B. Communicable disease
When an infectious disease can be transmitted directly from one person to another, it is termed
a communicable disease. No vector is necessary for transmission.
Which is the most likely means of transmitting infection between patients?
A. Exposure to another patient's cough
B. Sharing equipment among patients
C. Disposing of soiled linen in a shared linen bag
D. Contact with a health care worker's hands
D. Contact with a health care worker's hands
Hands become contaminated through contact with the patient and the environment and serve
as an effective vector of transmission.
Identify the interval when a patient progresses from nonspecific signs to manifesting signs and
symptoms specific to a type of infection.
A. Illness stage
B. Convalescence
C. Prodromal stage
D. Incubation period
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,C. Prodromal stage
The prodromal stage is the interval between entrance of a pathogen into the body and
appearance of first symptoms.
Which of the following is the most effective way to break the chain of infection?
A. Hand hygiene
B. Wearing gloves
C. Placing patients in isolation
D. Providing private rooms for patients
A. Hand hygiene
Hands become contaminated through contact with the patient's environment. Clean hands
interrupt the transmission of microorganisms.
A family member is providing care to a loved one who has an infected leg wound. What would
you instruct the family member to do after providing care and handling contaminated
equipment or organic material?
A. Wear gloves before eating or handling food
B. Place any soiled materials into a bag and double bag it
C. Have the family member check with the doctor about need for immunization
D. Perform hand hygiene after care and/or handling contaminated equipment or material
D. Perform hand hygiene after care and/or handling contaminated equipment or material
Clean hands interrupt the transmission of microorganisms from family members.
A patient is isolated for pulmonary tuberculosis. The nurse notes that the patient seems to be
angry, but he knows that this is a normal response to isolation. Which is the best intervention?
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,A. Provide a dark, quiet room to calm the patient
B. Reduce the level of precaution to keep the patient from becoming angry
C. Explain the reasons for isolation procedures and provide meaningful stimulation
D. Limit family and other caregiver visits to reduce the risk of spreading the infection.
C Explain the reasons for isolation procedures and provide meaningful stimulation
Patients on isolation precautions may interpret the needed restrictions as a sign of rejection by
the health care worker.
The nurse wears a gown when:
A. The patient's hygiene is poor
B. The nurse is assisting with medication administration
C. The patient has acquired immunodeficiency syndrome (AIDS) or hepatitis
D. Blood or body fluids may get on the nurse's clothing from a task that he or she plans to
perform
D. Blood or body fluids may get on the nurse's clothing from a task that he or she plans to
perform
The gown serves as a barrier between the patient's blood and/or body fluid and potential
contact with the caregiver's skin.
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, The nurse has redressed a patient's wound and now plans to administer a medication to the
patient. When is the correct infection control procedure?
A. Leave the gloves on to administer the medication
B. Remove gloves and administer the medication
C. Remove gloves and perform hand hygiene before administering the medication
D. Leave the medication on the bedside table to avoid having to remove gloves before leaving
the patient's room
C. Remove gloves and perform hand hygiene before administering the medication
Gloves need to be changed, and hand hygiene performed to prevent transfer of microorganisms
from one source (wound) to another (nurse's hands).
When a nurse is preforming surgical hand asepsis, the nurse must keep hands:
A. Below elbows
B. Above elbows
C. At a 45 degree angle
D. In a comfortable position.
B. Above elbows
Keeping hands above the elbows when performing a surgical scrub prevents contaminated
water from contact with hands.
What is the best method to sterilize a straight urinary catheter and suction tube in the home
setting?
A. Use an autoclave
B. Use boiling water
C. Use ethylene oxide gas
D. Use chemicals for disinfection
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