^Ch 53 Airways management

Question 1

oxygen therapy

Answer 1

therapeutic gas that treats hypoxemia (low levels of arterial oxygen)

Question 2

manifestation of hypoxia early

Answer 2

• tachypnea
• tachycardia
• restlessness , anxiety, confusion
• pale skin mucous membranes
• elevated BP
• use of accessory muscles, –nasal flaring adventitious lung sounds

Question 3

manifestation of hypoxia late

Answer 3

Stupor

• Cyanotic skin, mucous membranes
• bradypnea
• bradycardia
• hypotension
• cardiac dysrhythmia

Question 4

nasal canula

Answer 4

1-6L

Question 5

Simple face mask

Answer 5

6-12L
humidified oxygen
-down size can breath in co2

Question 6

partial rebreather

Answer 6

6-11L/min