Lab Practical

Question 1

E Cylinder

Answer 1

PSI X 0.28/ LPM = Minutes

Question 2

H Cyliner

Answer 2

PSI X 3.14/LPM = Minutes

Question 3

Nasal Cannula

Answer 3

Low Flow Device
1-6 LPM (4L & Up get bubbler)
22-40%

Question 4

Simple Mask

Answer 4

Low Flow Device
5-10 LPM
35-50%

Question 5

Partial Rebreather

Answer 5

Minimum of 10
40-70%
(Bag must be 2/3 full on end of inspiratory)
Remove rubber desks from mask

Question 6

Non Rebreather

Answer 6

Minimum 10 LPM
10-15 LPM
Used for Trauma
60-80% (bag must be 2/3 full on end of inspiration)

Question 7

Venturi Mask

Answer 7

Moderate Flow Device
3-15LPM
24-50%
Mask Valves are color coordinated
Fixed FiO2
(Flow X 4 + 21 = FiO2%)

Question 8

Arterial Blood Gases (ABG)

Answer 8

pH: (7.35-7.45) 7.40 Acidosis: Low pH Alkalosis: High pH
CO2: (35-45) 40 Alkalosis: Low CO2 Acidosis: High CO2
HCO3: (22-26) 24 Acidosis: Low HCO3 Alkalosis: High HCO3
Partially, Fully, or Uncompensated
Respiratory or Metabolic
Acidosis or Alkalosis

Question 9

High Flow Nasal Cannula

Answer 9

30-60 LPM

21-100%

Question 10

Room Air

Answer 10

21%

Question 11

Magic Box Concept/ Formula: FiO2

Answer 11

100-X/X-21 or 20
21: Less than 30
20: Greater than 30
Determine Air:O2 ratio
Factor of 4: (LPMX4)+21

Question 12

Thorpe Tube Flowmeter

Answer 12

Oxygen Flow meter that is connected to the oxygen port on the wall. Measures Flow

Question 13

Bourdon Gauge Regulator

Answer 13

Flow meter connected to an H-Cylinder. Measures Pressure

Question 14

Large Volume Nebulizer

Answer 14

Cortical Tubing/Aerosol Tubing x2
Y Trap
Nebulizer
Donut Heater
Face Tent, Trach mask, Aerosol mask, T tube 
Hooking up properly (8-10 LPM)