EMT Airway and Breathing Practice Test

Question 1

What is the maximum flow rate for a Nasal Cannula?

Accepted Answer

6 lpm

Answer

2 lpm

Answer

8 lpm

Answer

12 lpm

Question 2

What is the following device ?﻿A device designed to facilitate the blind intubation of a patient. It consists of a cuffed double-lumen tube with one blind end. Inflation of the cuff allows the device to function as an endotracheal tube and closes off the esophagus, allowing ventilation and preventing reflux of gastric contents.

Accepted Answer

Dual Lumen Airway

Answer

Nasal Gastric Tube

Answer

Endothracheal Tube

Answer

Non Rebreather

Question 3

In order to provide Oxygen Therapy at "100%" what should the flow rate be?

Accepted Answer

12-15 LPM

Answer

100 LPM

Answer

20-24 LPM

Answer

2-6 LPM

Question 4

What airway opening maneuver should be used on a man that has fallen off a ladder and is suffering from respiratory distress?

Accepted Answer

Jaw Thrust

Answer

Head Tilt - Chin Lift

Answer

Intubation

Answer

Bite Block

Question 5

A device that delivers a specific amount of medication to the lungs, in the form of a short burst of aerosolized medicine that is inhaled by the patient is known as a(n)?

Accepted Answer

Metered Dose Inhaler

Answer

Nebulizer

Answer

Aero Chamber

Answer

Albuterol infuser

Question 6

The anatomy of the airway consists of the upper and the lower airways. The upper airway starts at the mouth and Nares and ends at the _________?

Accepted Answer

Cricoid cartilage

Answer

Thyroid cartilage

Answer

Epiglottis

Answer

Vocal cords

Question 7

The tongue often is a source of airway obstruction; it falls back and occludes the _________?

Accepted Answer

Pharynx

Answer

Larynx

Answer

Trachea

Answer

Nasopharynx

Question 8

The lower airway ends at the Alveoli, where gas exchange occurs. Oxygen moves to the hemoglobin by passing through a semipermeable membrane. Where does this occur?

Accepted Answer

Capillary bed

Answer

Bronchioles

Answer

Capillary blood

Answer

Veinules

Question 9

To create negative pressure in the thorax (chest cavity) the diaphragm contracts and moves _____________. This action expands the volume of the thorax, allowing air to rush into the lungs.

Accepted Answer

Downward

Answer

Upward

Answer

Outward

Answer

The diaphragm does not move, the chest wall expands.

Question 10

When the diaphragm relaxes, it regains its domed shape. This action causes an increase in thoracic pressure which forces air out of the lungs. To have air forced out of the lungs, the pressure in the thorax must rise above _______________ pressure?

Accepted Answer

Atmospheric

Answer

Trans thoracic

Answer

Trans abdominal

Answer

Respiratory