Airway Management

Question 1

How many minutes will brain tissue die when is out if oxygen?

Answer 1

4-6 minutes

Question 2

What is ventilation?

Answer 2

The physical act of moving air in and out of the lungs

Question 3

What is oxygenation?

Answer 3

The process of loading oxygen molecules onto hemoglobin molecules in the blood stream

Question 4

What is respiration?

Answer 4

The actual exchange of oxygen and carbon dioxide in the alveoli as well as tissues of the body

Question 5

What is the pharynx?

Answer 5

Muscular tube that extends from nose and mouth to level of esophagus and trachea

Question 6

How is the nasopharynx formed?

Answer 6

The union of facial bones

Question 7

What is the oropharynx?

Answer 7

Entrance for the respiratory system and digestive system

Question 8

What is the larynx?

Answer 8

Formed by many cartilaginous structures that marks where the upper airway ends and lower airway begins

Question 9

What is the space between the lungs called?

Answer 9

The mediastinum

Question 10

How is ventilation regulated?

Answer 10

By the ph of the cerebrospinal fluid

Question 11

What does external respiration do?

Answer 11

Exchanges oxygen and carbon dioxide between alveoli and blood in pulmonary capillaries

Question 12

What does internal respiration do?

Answer 12

Exchange oxygen and carbon dioxide between systemic circulatory system and cells

Question 13

What four things do chemoreceptors measure?

Answer 13

Oxygen
Carbon dioxide
Hydrogen ions
PH of cerebrospinal fluid

Question 14

What two things affect pulmonary ventilation?

Answer 14

Trauma

Foreign body airway obstruction

Question 15

What are three intrinsic factors affecting pulmonary ventilation?

Answer 15

Infections
Allergic reactions
Unresponsiveness (tongue obstruction)

Question 16

What are external factors affecting respiration?

Answer 16

Decreased atmospheric pressure at high altiitudes

Question 17

What are two internal factors affecting respiration?

Answer 17

Pneumonia

COPD

Question 18

What are agonal respirations?

Answer 18

Irregular breathing patterns characterized by labored breathing and gasping

Question 19

When are Cheyne-Stokes repspirations seen?

Answer 19

During strokes and head injuries

Question 20

What are ataxic respirations?

Answer 20

Irregular or unidentifiable patterns

Question 21

What are Kussmaul respirations

Answer 21

Deep, gasping respirations

Associated with metabolic/toxic disorders

Question 22

What is hypoxia?

Answer 22

When body’s tissues and cells don’t have enough oxygen

Question 23

What does the oropharyngeal airway do?

Answer 23

Keeps tongue from blocking the airway in unconscious patients with no gag reflex and maintains an open airway

Question 24

When do you use the the adjunct for nasopharyngeal or nasal airway?

Answer 24

When the patient has a gag reflex?

Question 25

What is the next priority after opening the airway?

Answer 25

Suctioning

Question 26

What catheter is the best to use when suctioning the pharynx?

Answer 26

Ridgid tonsil-tip catheters

Question 27

What are soft plastic catheters used for?

Answer 27

suctioning the nose and liquid secretions in the back of the mouth

Question 28

What does strider mean?

Answer 28

High pitched partial airway obstruction

Question 29

What does patent mean?

Answer 29

Open airway

Question 30

What does contraindication mean?

Answer 30

Reasons not do do something

Question 31

How much oxygen does a patient get through mouth to mask ventilation?

Answer 31

55%

Question 32

How much oxygen can you deliver with a bag mask device with an oxygen reservoir and supplemental oxygen?

Answer 32

nearly 100%

Question 33

What is CPAP?

Answer 33

A noninvasive method of providing ventilatory support for patients in respiratory distress or suffering from sleep apnea

Question 34

What causes gastric distention?

Answer 34

Ventilating too forcefully when providing artificial ventilation

Question 35

What are two basic techniques for opening the airway?

Answer 35

Head-tilt chin lift maneuver | Jaw thrust maneuver (if trauma is suspected)

Question 36

How should you assess the patients tidal volume by?

Answer 36

Observing for adequate chest rise

Question 37

The primary stimulus to breath is?

Answer 37

Increased level of carbon dioxide in blood

Question 38

If respirations are slow and irregular you should?

Answer 38

Assist breathing with a bag mask device

Question 39

When ventilating an adult with a bag mask device you should squeeze the bag until?

Answer 39

Visible chest rise is noted

Question 40

When ventilating and the stomach becomes distended you should?

Answer 40

Reposition the head