Exam 3

Question 0

Respiratory Center is where?

Answer 0

The pons of the Medulla

Question 1

Chemoreceptors do what? (Perpherial)

Answer 1

1) sense changes in low oxygen

2) sense high carbon dioxide

Question 2

How much oxygen is in the air?

Answer 2

21%

Question 3

Normal Pa O

Answer 3

80-100 mmHg

Question 4

Side Effects of Oxygen supplementation

Answer 4

Drying of nasal passages-> bloody noses

Epistaxis

Retino…

Question 5

What is the stimulus to increase respiratory rate?

Answer 5

Carbon dioxide that is sensed in the Medulla

Question 6

In rare COPD patients, what happens if they are on supplemental oxygen?

Answer 6

Life threatening condition…

Question 7

Two type of supplemental oxygen

Answer 7

1) Low Flow

2) High Flow

Question 8

Nasal Cannula Stats

Answer 8

24-40% O2

0.5-6 L O2

Check behind ears b/c site of skin breakdown wearing this

Oxygen Concentration= (liters per minute x 4) + 21

Question 9

Face tent/mask

Answer 9

40-60% O2

O2 mixes with ambient air
Imprecise control of FiO2

Question 10

Partial Rebreather Mask

Answer 10

70-80% O2