# Positive End-expiratory Pressure Peep Quiz

56 Questions | Total Attempts: 84  Settings  • 1.
You just started your patient on a CPAP weaning trial, what's the minimum amount of time you should wait before drawing an ABG?
• A.

45 min

• B.

15 min

• C.

30 min

• D.

25 min

• 2.
Patient's IBW is 78 kg. His exhaled tidal volume is 500 mL (close to 7 ml/kg) at RR of 14 breaths/min. And there is a measured mechanical deadspace of 30 mL in the tubing and HME. Calculate the Alveolar Volume.
• A.

392 mL

• B.

298 mL

• C.

470 mL

• D.

4,172 mL

• 3.
Patient's IBW is 52 kg. Her exhaled tidal volume is 350 (close to 7 ml/kg) with a RR of 10. This creates a MV of 3.5 LPM. Measured mechanical deadspace for the tubing and HME is 30 mL. Calculate Alveolar Ventilation.
• A.

2.06 LPM

• B.

2.68 LPM

• C.

4.1 LPM

• D.

2.6 LPM

• 4.
Patient's IBW is 132 lbs. Exhaled tidal volume is 420 mL (7ml/kg). MV is 5.0 LPM. Mechanical deadspace volume from the extra tubing and HME is ~40 mL. Calculate Alveolar Volume.
• A.

248 mL

• B.

89.6 mL

• C.

243 mL

• D.

175 mL

• 5.
What are some possible causes for an increase in PIP?
• A.

Bronchospasm

• B.

Secretions

• C.

Emphysema

• D.

Tube Obstruction

• E.

Decreased compliance

• F.

Increased compliance

• 6.
Which of the following is true
• A.

This is a dyanamic compliance (CLdyn) issue

• B.

This is an airway resistance (RAW) issue

• C.

This is a static compliance (CLstatic) issue

• D.

Only PIP is increasing while Pplat stayed the same

• E.

PIP and Pplat are increasing together

• F.

Pta = PIP - Pplat

• 7.
Which of the following is/are true?
• A.

This is a compliance (CL) issue

• B.

This is an airway resistance (RAW) issue

• C.

Only PIP is increasing while Pplat stayed the same

• D.

PIP and Pplat are increasing together at the same interval

• E.

PIP and Pplat are increasing together at different intervals

• 8.
Which of the following is/are true?
• A.

This is a compliance (CL) issue

• B.

This is an airway resistance (RAW) issue

• C.

Only PIP is increasing while Pplat stayed the same

• D.

PIP and Pplat are increasing together at the same interval

• E.

PIP and Pplat are increasing together at different intervals

• 9.
Which of the following is/are true?
• A.

Compliance in improving

• B.

This is an airway resistance (RAW) issue

• C.

Only PIP is decreasing while Pplat stayed the same

• D.

PIP and Pplat are decreasing together at the same interval

• E.

PIP and Pplat are decreasing together at different intervals

• F.

Compliance in getting worse

• G.

Compliance in getting worse

• 10.
Which of the following is true?
• A.

Compliance is getting worse

• B.

This is an airway resistance (RAW) issue

• C.

Only PIP is increasing while Pplat stayed the same

• D.

This is because PEEP is increasing

• E.

Compliance in getting worse

• 11.
Patient is in PC-CMV with PIP of 25 and RR of 12. What happens if there's an increase in RAW or decrease in compliance?
• A.

Volumes decrease

• B.

Pressures decrease

• C.

Volumes increase

• D.

Pressures increase

• 12.
Check all of the correct cuff pressures.
• A.

20-25 cmH2O

• B.

20-25 mmHg

• C.

27-34 cmH2O

• D.

27-34 mmHg

• 13.
Minimal Leak Technique occurs when you listen over the suprasternal notch or lateral neck, and inflate the cuff just until no leak is heard at end inspiration.
• A.

True

• B.

False

• 14.
Patient is 5'10" with an IBW of 73 kg. He is in AC-VC with 500 mL tidal volume and a RR of 14 on FiO2 of 40%.The following ABG comes back: pH 7.33, PaCO2 50, PaO2 55, HCO3 of 22. What would you change on the vent if you want a desired PaCO2 of 40 and a desired PaO2 of 70?
• A.

Increase RR to 18. Increase FiO2 to 50%

• B.

Increase RR to 20. Increase FiO2 to 70%

• C.

Increase VT to 625 mL. Increase FiO2 to 50%

• D.

Increase VT to 650 mL. Increase FiO2 to 70%

• 15.
You are in PC-CMV with a PIP of 23 and RR of 12 with FiO2 of 50%. You draw the following ABG: pH 7.32, PaCO2 50, PaO2 70, HCO3 of 24. What vent settings would you change if you want a PaO2 of 80 and PaCO2 of 40 WITHOUT changing the RR (want to leave RR at 12).
• A.

Increase PIP to 29. Increase FiO2 to 57%

• B.

Decrease PIP to 20. Increase FiO2 to 67%

• C.

Increase PIP to 27. Increase FiO2 to 54%

• D.

Increase PIP to 24. Increase FiO2 to 65%

• 16.
Pt is on AC-VC and there's an increase in RAW. Select all that is true.
• A.

PIP increases

• B.

PIP decreases

• C.

VT increases

• D.

VT decreases

• 17.
If someone is in VC and Pplat increases, what has happened to the compliance?
• A.

Decreased

• B.

Increased

• 18.
Select all that is true
• A.

Normal RAW = 0.5-2.4 cmH2O/L/sec

• B.

Normal RAW = 2.4-5.0 cmH2O/L/sec

• C.

Normal Static Compliance = 40-70 mL/cmH2O

• D.

Normal Dynamic Compliance = 70-100 mL/cmH2O

• E.

Normal Static Compliance = 70-100 mL/cmH2O

• F.

Normal Dynamic Compliance = 40-70 mL/H2O

• 19.
Select all that is true about RED DOT A...
• A.

This is the lower inflection point

• B.

This is the upper inflection point

• C.

This is the point at which a large # of alveoli are recruited

• D.

This is the point when a large # of alveoli are overdistended

• E.

PEEP can be set a little above this point

• F.

PIP can be set a little below this point

• G.

This is important for ARDS

• 20.
Check all the causes of Metabolic acidosis
• A.

Hypovolemia

• B.

Aspirin (and other drug ingestion)

• C.

Diuretics

• D.

NaHCO3 infusion/ingestion

• E.

DKA

• F.

NG suctioning

• G.

Lactic Acid

• H.

Hypovolemia

• I.

Hypokalemia

• J.

Diarrhea

• K.

Pancreatitis

• L.

Vomiting

• M.

Renal Failure

• 21.
Your pt is still respiratory acidotic despite increasing their alveolar ventilation. What could they potentially have?
• A.

Pulmonary embolism

• B.

COPD

• C.

Pulmonary edema

• D.

Low PEEP

• 22.
PEEP is for ventilation
• A.

True

• B.

False

• 23.
At what conditions would you increase PEEP instead of increasing FiO2?
• A.

FiO2 >= 60%

• B.

P/F ratio < 300

• C.

P/F ratio > 400

• D.

FiO2 less than 60%

• E.

Refractory Hypoxemia

• 24.
What are some contrindications for APRV?
• A.

COPD

• B.

Guillan Barre

• C.

Myasthenia gravis

• D.

Fibrosis

• E.

Someone who doesn't need heavy sedation

• F.

Someone who needs heavy sedation

• G.

Cerebral edema w/increased ICP

• H.

Post-surgery atelectasis

• I.

Refractory hypoxemia / difficulty oxygenating

• 25.
Check all that are the Acute Phase of ARDS:
• A.

Inflammation

• B.

Hypoxemia

• C.

Fibrosing alveolitis

• D.

Alveolar filling

• E.

Decreased CL

• F.

Pulmonary fibrosis

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