MCQ Room Ventilation & Airborne Disease Transmission In A Healthcare Setting

The Chain Model of Disease Transmission states that to become infectious, a microorganism must have the following:

 

A portal of entry

A host

A portal of exit

All of the aboveYou correctly checked this.

In the chain of disease transmission, the _____ are disease-causing organisms such as bacteria, fungi, viruses, and protozoa.

 

AgentsYou correctly checked this.

Reservoirs

Modes of transmission

Susceptible hosts

In the chain of disease transmission, a _____ is any place an infectious agent can survive, grow, or multiply.

  

Agents

ReservoirYou correctly checked this.

Portal of exit

Mode of transmission

In the chain of disease transmission, a _____ is a person who can get sick when exposed to a pathogen. 

Agent

Reservoir

Mode of transmission

Susceptible hostYou correctly checked this.

Specific temperature and humidity requirements for inpatient nursing patient rooms are designed to maintain the temperature between ­­­­_____ with a maximum relative humidity of 60 percent.

  

40 and 45 degrees F

50 and 55 degrees F

70 and 75 degrees FYou correctly checked this.

80 and 85 degrees F

Newborn nursery suites are designed to maintain the temperature between 72 and 78 degrees F (22 and 26 degrees C) with a relative humidity of _____. 

 

5 to 10 percent

15 to 25 percent

30 to 60 percentYou correctly checked this.

70 to 85 percent

The room is negatively pressurized. This type of room is used where a patient has, or potentially has a disease that can be transmitted by airborne means, such as tuberculosis.

  

 

Airborne Infection Isolation RoomYou correctly checked this.

Newborn Intensive Care

Emergency Room (ER) Waiting Room

ER Decontamination

True or False? Operating rooms have a negative pressure relationship with respect to the corridor or other adjoining spaces. 

 

FalseYou correctly checked this.

True

Specific air exchange requirements for inpatient nursing unit patient rooms include a minimum of _____. 

 

3 air changes per hour with 3 air exchanges of outside air per hour

4 air changes per hour with 2 air exchanges of outside air per hourYou correctly checked this.

5 air changes per hour with 2 air exchanges of outside air per hour

2 air changes per hour with 2 air exchanges of outside air per hour

Specific air exchange requirements for Class B and C operating rooms include a minimum of _____

 

 

10 air changes per hour with 2 air exchanges of outside air per hour

20 air changes per hour with 3 air exchanges of outside air per hour

15 air changes per hour with 4 air exchanges of outside air per hour

20 air changes per hour with 4 air exchanges of outside air per hour

 

 Link to Course