Medical Gas Therapy I

28 Questions | By One_militantmind | Updated: Mar 17, 2022 | Attempts: 90

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1.

What are three designs for O2 delivery systems?
- A.
  
  Low flow systems
- B.
  
  Reservoir systems
- C.
  
  High flow systems
- D.
  
  A & C only
2.

What are examples of low flow O2 delivery systems? (part of patient's O2 needs)
- A.
  
  Nasal Canula, Regular Mask
- B.
  
  Partial Rebreather Mask,
- C.
  
  Oxymizer
- D.
  
  Non-Rebreather Mask
3.

High flow nasal canula, Cascade high flow, Passover high flow, Venturie Mask, regular high flow with Aerosol mask
- A.
  
  Examples of High Flow O2 Delivery Systems
- B.
  
  Option 2
- C.
  
  Option 3
- D.
  
  Option 4
4.

What are three types of O2 delivery masks
- A.
  
  Simple Mask
- B.
  
  Partial Rebreathing Mask
- C.
  
  Non-Rebreathing Mask
- D.
  
  Aerosol Mask
5.

Generally the best method for delivering controlled O2 to infants
- A.
  
  Simple Mask
- B.
  
  Venti Mask
- C.
  
  O2 hood (Oxyhood)
- D.
  
  All of the above
6.

If a patient is breathing greater than <25 BPM what O2 Delivery system would you use
- A.
  
  Low flow mask
- B.
  
  Reservoir mask
- C.
  
  High flow mask
- D.
  
  Administer epinephrine
7.

O2 concentration at a flow equaling or exceeding the patients peak inspiratory flow. As long as the delievered flow exceeds the patients flow
- A.
  
  Low flow mask
- B.
  
  Reservoir mask
- C.
  
  High flow mask
- D.
  
  All of the above
8.

Write the delievered FIO2 range for a nasal cannula
- A.
  
  35 - 50%
- B.
  
  24 - 44%
- C.
  
  22 - 45%
- D.
  
  37 - 48%
9.

Write the approximate delivered FIO2 range for a partial rebreather mask
- A.
  
  35 - 50%
- B.
  
  40 - 70%
- C.
  
  21 - 48%
- D.
  
  All of the above
10.

Write the delivered FIO2 for a nonrebreathing mask
- A.
  
  21 - 80%
- B.
  
  ~100%
- C.
  
  60 - 80%
- D.
  
  All of the above
11.

What most written oxygen therapy order contain?
- A.
  
  Time and Date
- B.
  
  Physician Signature
- C.
  
  Delivery Device
- D.
  
  Flow Rate
12.

0.24-0.40 dependent on how much room air patient inhales in addition to O2
- A.
  
  Nasal canula (low flow)
- B.
  
  Venturi mask
- C.
  
  Simple mask
- D.
  
  Nasal moustache/oxymizer
13.

What are some indications of a low flow system
- A.
  
  RR < 25 bpm
- B.
  
  Regular, consistent breathing pattern
- C.
  
  VT between 300-700 mL
- D.
  
  A and B only
14.

Under what circumstances can a high flow system become a low flow system
- A.
  
  Whenever consistent and predictable FIO2 is required
- B.
  
  When the pts inspiratory flow demands aren't met due to room air entrainment
- C.
  
  When Pt. does not meet low flow criteria
- D.
  
  All of the above
15.

At low flow reservoir cannulas can reduce what
- A.
  
  O2 use by 30%
- B.
  
  O2 use by 10%
- C.
  
  O2 use by 50% to 75%
- D.
  
  None of the above
16.

FiO2 is affect by what two factors in low flow systems
- A.
  
  Hb
- B.
  
  PaCO2
- C.
  
  BPM
- D.
  
  LPM
17.

(low flow) the greater the inspiration flow the
- A.
  
  More air and less FiO2
- B.
  
  Option 2
- C.
  
  Option 3
- D.
  
  Option 4
18.

The only two low flow system that do not need humidification
- A.
  
  Partial Rebreathing Mask
- B.
  
  Aerosol Mask
- C.
  
  Venturi Mask
- D.
  
  Non Rebreathing Mask
19.

Patient has a tidal volume of 500 mL and the respiratory rate is regular at 20. What system should they be on?
- A.
  
  Low flow system
- B.
  
  Reservoir system
- C.
  
  High flow system
- D.
  
  All of the above
20.

Provide supplemental O2 directly to the airway at a flow of 8 L/min or less.
- A.
  
  Low flow systems
- B.
  
  Reservoir systems
- C.
  
  High flow systems
- D.
  
  All of the above
21.

List three determining factors that qualify patient for a low flow system
- A.
  
  Lab values
- B.
  
  Clinical history
- C.
  
  Bedside patient evaluation
- D.
  
  B and C only
22.

What was the reservoir cannula designed for?
- A.
  
  To conserve oxygen
- B.
  
  To reduce oxygen
- C.
  
  To add more oxygen
- D.
  
  All of the above
23.

How far should the Reservoir bag collapse on inspiration
- A.
  
  All the way
- B.
  
  No more than half way
- C.
  
  Should never collapse
- D.
  
  All of the above
24.

Reservoir Systems include
- A.
  
  Reservoir cannulas
- B.
  
  Simple mask
- C.
  
  Partial rebreathing mask
- D.
  
  Non rebreathing mask
25.

Reservoir Cannula LPM and FiO2 Range
- A.
  
  21 - 48% @ 5 - 10 Lpm
- B.
  
  22 - 35% @ 1 - 4 Lpm
- C.
  
  28 - 100% @ 12 - 15 Lpm
- D.
  
  All of the above