Deck 7: Exposure Determination

Question 1

What is the likely mode of transmission for influenza?

A)Airborne
B)Bloodborne
C)Vector-borne
D)Sexual

Answer 1

Airborne

Question 2

What is a term to describe the way by which the pathogen leaves the body of the carrier?

A)Reservoir
B)Portal of entry
C)Portal of exit
D)Mode of transmission

Answer 2

Portal of exit

Question 3

Which of the following terms best describes the virus, bacteria, fungus, rickettsia, or protozoan that causes a disease?

A)Causative agent
B)Reservoir
C)Source
D)Mode of transmission

Answer 3

Causative agent

Question 4

You are respiratory therapist working the night shift when you are called to the emergency department for a cardiac arrest. As you start to intubate the patient, you feel some type of liquid splatter in your right eye. Is there an exposure? Why or why not?

A)Yes. There is a portal of entry and a method of travel.
B)No. There is no portal of entry and no method of travel.
C)No. There is a portal of entry but no method of travel.
D)No. There is a method of travel, but no portal of entry.

Question 5

You are caring for a patient whom you later learn has tuberculosis. You were not wearing a respirator, but you were wearing gloves. Are you potentially exposed? Why or why not?

A)Yes. Because you have been in close quarters there is potential for exposure.
B)No. Unless the patient coughed on you it there is no potential for exposure.
C)No. If you are vaccinated there is no potential for exposure.
D)No. Since you were wearing gloves there is no potential for exposure.

Question 6

Which of the following is the most likely source for rabies?

A)Dog
B)Tick
C)Rusty nail
D)Undercooked chicken

Question 7

How many components are in the chain of infection?

A)4
B)5
C)6
D)7

Question 8

You are caring for a patient that has been in a fight and seemingly has blood everywhere. You have a cut on your right index finger, but it is covered with a bandage and you are wearing gloves. Is there an exposure? Why or why not?

A)Yes. You have both a portal of entry and a method of travel.
B)No. Wearing PPE automatically eliminates the potential for method of travel.
C)No. There is no portal of entry and no method of travel.
D)No. There is a method of travel but no portal of entry.

Question 9

Which of the following is the most likely source of tetanus?

A)Dog
B)Tick
C)Rusty nail
D)Undercooked chicken

Question 10

You are positioning a motor vehicle collision patient on the X-ray table when blood from his clothing splatters in your eyes. Have you been exposed? Why or why not?

A)Yes. There is a portal of entry and a method of travel.
B)No. There is no portal of entry and no method of travel.
C)No. There is a portal of entry but no method of travel.
D)No. There is a method of travel, but no portal of entry.

Question 11

What term best describes the method through which the agent is transferred from the source to the susceptible host?

A)Portal of entry
B)Reservoir
C)Mode of transmission
D)Portal of exit

Question 12

Which of the following has the LEAST potential for a portal of entry?

A)Punctures from needlesticks
B)Dry, cracked skin
C)Absorption through mucous membranes
D)Absorption through intact skin

Question 13

Which of the following has the MOST potential for exposure?

A)Needlestick with a contaminated needle
B)Needlestick with an unused needle
C)Blood splattered on gloved hands
D)Blood splattered on a gown

Question 14

For an exposure to take place, what must find its way into the body of the exposed person?

A)Reservoir
B)Causative agent
C)Mode of transmission
D)Portal of entry

Question 15

Which of the following is NOT a link in the chain of infection?

A)Causative agent
B)Susceptible host
C)Reservoir
D)Vaccination

Question 16

You are working in the ICU when blood from a chest tube is splattered in your face. You are wearing full face protection and a gown. The blood splatters on your intact skin. Is there an exposure? Why or why not?

A)Yes. There is a portal of entry and a method of travel.
B)No. There is no portal of entry and no method of travel.
C)No. There is a portal of entry but no method of travel.
D)No. There is a method of travel, but no portal of entry.

Question 17

Which of the following terms best describes the place where the agent resides and grows?

A)Causative agent
B)Mode of transmission
C)Reservoir
D)Susceptible host

Question 18

Dr. Peter Edwards is caring for a patient when the patient vomits on the doctor's lab coat. Is there an exposure? Why or why not?

A)Yes. Because there is a method of travel and a portal of entry.
B)Yes. Because the doctor is in close quarters with the patient.
C)No. There is no method of travel.
D)No. There is no portal of entry.

Question 19

You are at the local park with your children when a child falls off a slide and breaks his wrist. While you do not have any PPE you help care for the child. There is heavy bruising but no external bleeding. Has there been an exposure? Why or why not?

A)Yes. There is a portal of entry and a method of travel.
B)No. There is no portal of entry and no method of travel.
C)No. There is a portal of entry but no method of travel.
D)No. There is a method of travel, but no portal of entry.

Question 20

You are walking into the emergency department to start your shift when you see a car pull up with a woman in labor. As you start to help the woman move to a wheelchair her water breaks and you get some of the amniotic fluid on your uniform. Your skin is intact. Is there an exposure. Why or why not?

A)Yes. There is a portal of entry and a method of travel.
B)No. There is no portal of entry and no method of travel.
C)No. There is a portal of entry but no method of travel.
D)No. There is a method of travel, but no portal of entry.