Question 1

The device that presents the least risk of cross-contamination as a room humidifier is which of the following?

Accepted Answer

A)  Bubble humidifier 
B)  Large-volume nebulizer 
C)  Wick humidifier 
D)  Ultrasonic nebulizer 
A)  Bubble humidifier 
B)  Large-volume nebulizer 
C)  Wick humidifier 
D)  Ultrasonic nebulizer

Question 2

The relative humidity of an inspired gas is greater than 60% of BTPS.Which of the following statements is true?

Accepted Answer

A)  Production of mucus in the airways will increase. 
B)  The work of breathing will increase. 
C)  The airways will function normally. 
D)  Secretions will become thick and dehydrated. 
A)  Production of mucus in the airways will increase. 
B)  The work of breathing will increase. 
C)  The airways will function normally. 
D)  Secretions will become thick and dehydrated.

Question 3

A patient reports a dry nose and throat.He is receiving 6 L of O₂ through a nasal cannula. Which of the following is most appropriate to address the patient's dry nose and throat?

Accepted Answer

A)  Decrease the oxygen flow rate to 3 L. 
B)  Add a low-flow bubble humidifier. 
C)  Suggest an aerosol treatment with a mucolytic agent. 
D)  Take no action. 
A)  Decrease the oxygen flow rate to 3 L. 
B)  Add a low-flow bubble humidifier. 
C)  Suggest an aerosol treatment with a mucolytic agent. 
D)  Take no action.

Question 4

A patient has a heated air-entrainment large-volume jet nebulizer.The aerosol disappears completely during each inspiration.The most-appropriate action to take is to:

Accepted Answer

A)  decrease the oxygen flow to the large-volume nebulizer. 
B)  increase the oxygen flow to the large-volume nebulizer. 
C)  decrease the heat level. 
D)  remove the corrugated reservoir tubing. 
A)  decrease the oxygen flow to the large-volume nebulizer. 
B)  increase the oxygen flow to the large-volume nebulizer. 
C)  decrease the heat level. 
D)  remove the corrugated reservoir tubing.

Question 5

One criterion for the use of a dry-powder inhaler is the patient's ability to:

Accepted Answer

A)  coordinate inspiration with actuation. 
B)  hold the dry-powder inhaler 4 cm from the mouth. 
C)  empty the powder into the dry-powder inhaler. 
D)  inspire at flows greater than 40 L/min. 
A)  coordinate inspiration with actuation. 
B)  hold the dry-powder inhaler 4 cm from the mouth. 
C)  empty the powder into the dry-powder inhaler. 
D)  inspire at flows greater than 40 L/min.

Question 6

Which of the following are true about the function of the upper airways?
1)They cool inspired air.
2)They filter out secretions.
3)They humidify inspired air.
4)They keep the nasal mucosa moist.

Accepted Answer

A)  1,2,and 3 
B)  1 and 3 
C)  2 and 4 
D)  3 and 4 
A)  1,2,and 3 
B)  1 and 3 
C)  2 and 4 
D)  3 and 4

Question 7

Which of the following devices can be used to administer a continuous bland aerosol?
1)Face tent
2)Simple mask
3)Nonrebreathing mask
4)Tracheostomy collar

Accepted Answer

A)  1 
B)  1 and 4 
C)  2 and 3 
D)  2,3,and 4 
A)  1 
B)  1 and 4 
C)  2 and 3 
D)  2,3,and 4

Question 8

A heated air-entrainment large-volume jet nebulizer needs to be set up for a patient.In addition to the nebulizer,which of the following pieces of equipment are needed?
1)Heating device
2)Tracheostomy collar
3)Thermometer
4)Aerosol mask
5)Drain bag
6)Oxygen tubing
7)Corrugated tubing

Accepted Answer

A)  1,2,5,and 7 
B)  4 and 7 
C)  3,4,5,and 6 
D)  1,3,4,5,and 7 
A)  1,2,5,and 7 
B)  4 and 7 
C)  3,4,5,and 6 
D)  1,3,4,5,and 7

The device that presents the least risk of cross-contamination as a room humidifier is which of the following?

The relative humidity of an inspired gas is greater than 60% of BTPS.Which of the following statements is true?

A patient reports a dry nose and throat.He is receiving 6 L of O₂ through a nasal cannula. Which of the following is most appropriate to address the patient's dry nose and throat?

A patient has a heated air-entrainment large-volume jet nebulizer.The aerosol disappears completely during each inspiration.The most-appropriate action to take is to:

One criterion for the use of a dry-powder inhaler is the patient's ability to:

Which of the following are true about the function of the upper airways? 1)They cool inspired air. 2)They filter out secretions. 3)They humidify inspired air. 4)They keep the nasal mucosa moist.

Which of the following devices can be used to administer a continuous bland aerosol? 1)Face tent 2)Simple mask 3)Nonrebreathing mask 4)Tracheostomy collar

A heated air-entrainment large-volume jet nebulizer needs to be set up for a patient.In addition to the nebulizer,which of the following pieces of equipment are needed? 1)Heating device 2)Tracheostomy collar 3)Thermometer 4)Aerosol mask 5)Drain bag 6)Oxygen tubing 7)Corrugated tubing

Basic Physics for the Respiratory Therapist

Principles of Infection Control

Manufacture, Storage, and Transport of Medical Gases

Administering Medical Gases: Regulators, Flowmeters, and

Airway Management Devices and Advanced Cardiac Life Support

Lung Expansion Therapy Devices

Assessment of Pulmonary Function

Assessment of Cardiovascular Function

Blood Gas Monitoring

Sleep Diagnostics

Introduction to Ventilators

Mechanical Ventilators: General-Use Devices

Infant and Pediatric Devices

Transport, Home Care, and Noninvasive Ventilatory Devices

Filters

Exam 6: Humidity and Aerosol Therapy

The device that presents the least risk of cross-contamination as a room humidifier is which of the following?

The relative humidity of an inspired gas is greater than 60% of BTPS.Which of the following statements is true?

A patient reports a dry nose and throat.He is receiving 6 L of O₂ through a nasal cannula. Which of the following is most appropriate to address the patient's dry nose and throat?

A patient has a heated air-entrainment large-volume jet nebulizer.The aerosol disappears completely during each inspiration.The most-appropriate action to take is to:

One criterion for the use of a dry-powder inhaler is the patient's ability to:

Which of the following are true about the function of the upper airways? 1)They cool inspired air. 2)They filter out secretions. 3)They humidify inspired air. 4)They keep the nasal mucosa moist.

Which of the following devices can be used to administer a continuous bland aerosol? 1)Face tent 2)Simple mask 3)Nonrebreathing mask 4)Tracheostomy collar

A heated air-entrainment large-volume jet nebulizer needs to be set up for a patient.In addition to the nebulizer,which of the following pieces of equipment are needed? 1)Heating device 2)Tracheostomy collar 3)Thermometer 4)Aerosol mask 5)Drain bag 6)Oxygen tubing 7)Corrugated tubing

Basic Physics for the Respiratory Therapist

Principles of Infection Control

Manufacture, Storage, and Transport of Medical Gases

Administering Medical Gases: Regulators, Flowmeters, and

Airway Management Devices and Advanced Cardiac Life Support

Lung Expansion Therapy Devices

Assessment of Pulmonary Function

Assessment of Cardiovascular Function

Blood Gas Monitoring

Sleep Diagnostics

Introduction to Ventilators

Mechanical Ventilators: General-Use Devices

Infant and Pediatric Devices

Transport, Home Care, and Noninvasive Ventilatory Devices

Filters