EMT QUIZ 11

Generate an image of an EMT in action, providing oxygen to a patient in an emergency setting, surrounded by medical equipment and a calm, professional atmosphere.

EMT Knowledge Assessment

Test your knowledge on emergency medical services with our comprehensive quiz focused on essential EMT concepts. Whether you're a seasoned professional or a student preparing for certification, this quiz will help you gauge your understanding of critical topics related to oxygen therapy, respiratory assessment, and airway management.

20 Multiple Choice Questions
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20 Questions5 MinutesCreated by PerformingAid124

A patient who is suspected of being hypoxic and is breathing adequately should be given supplemental oxygen with a:

Nonrebreathing mask

Nasal cannula

Mouth-to-mask device

Bag-mask device

An oxygen cylinder should be taken out of service and refilled when the pressure inside it is less than:

1000 psi

200 psi

1500 psi

500 psi

At a flow rate of 6 L/min, a nasal cannula can deliver an approximate oxygen concentration of up to:

24%

44%

52%

35%

Gas exchange in the lungs is facilitated by:

Adequate amounts of surfactant

Water or blood within the alveoli

Surfactanct-destroying organisms

Pulmonary capillary constriction

High-flow oxygen with a nasal cannula during the pre-oxygenation phase of endotracheal intubation is called:

Passive ventilation

Denitrogenation

Apneic oxygenation

Active ventilation

Irregular respirations characterized by an increasing rate and depth of breathing followed by periods of apnea are called:

Cheyne-stokes respirations

Ataxic respirations

Eupneic respirations

Agonal respirations

Oxygen toxicity is a condition in which:

Excessive blood oxygen levels cause the hypoxic patient to stop breathing

Cellular tissue damage occurs from excessive oxygen levels in the blood

Decreased levels of oxygen in the blood result in free radical production

Significantly low levels of oxygen in the blood damage the cellular tissue

Structures of the lower airway include all of the following except:

Brochioles

The epiglottis

The trachea

Alveoli

The diaphragm is innervated by the ________ nerve, which allows it to contract.

Phrenic

Vestibulocochlear

Vagus

Hypoglossal

The hypoxic drive is influenced by:

High blood oxygen levels

High blood carbon dioxide levels

Low blood oxygen levels

Low blood carbon dioxide levels

The presence of elevated carbon dioxide levels in the blood is called:

Hypoxia

Hypoxemia

Hypercarbia

Acidosis

The pressure of gas in a full cylinder of oxygen is approximately _______ pounds per square inch (PSI).

3000

1000

500

2000

What is the MOSt common cause of airway obstruction in an unconscious patient?

Blood clots

Aspirated fluid

Vomitus

The tongue

Which of the following factors will cause a reduction in minute volume in an adult?

Respirations of 20 breaths/min

Increased tidal volume

Slight increase in respiratory rate

Shallow breathing

Which of the following oxygen flowmeters is NOT affected by gravity and can be used in any position when attached to an oxygen cylinder?

Vertical-position flowmeter

Pressure-compensated flowmeter

Ball-and-float flowmeter

Bourdon-gauge flowmeter

Which of the following patients is breathing adequately?

A conscious male with respirations of 18 breaths/min and reduced tidal volume

A conscious female with facial cyanosis and rapid, shallow respirations

An unconscious 52 year old female with snoring respirations and cool, pale skin

A conscious male with respirations of 19 breaths/min and pink skin

With a good mas-to-face seal and an oxygen flow rate of 15 L/min, the non-rebreathing mask is capable of delivering up to ________% inspired oxygen

100

EMT QUIZ 11

EMT Knowledge Assessment

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