Ivy Tech Community College, Bloomington

Ivy Tech Community College, Bloomington

Respiratory Therapy Program

HW 7:  Lung Expansion & Airway Clearance

Name: _____________________________________________________                         _____ /30 pts.

 

 

 

Explain gas absorption atelectasis. (1 pt) 

Gas absorption atelectasis and Compression atelectasis.

 

When is it likely to occur? (1 pt) 

 

 

Explain passive atelectasis. (1 pt) 

 

 

Why are post-op patients at highest risk for development of atelectasis? (1 pt) 

 

 

Name four types of patients who have increased likelihood of development of atelectasis. (2 pts)

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All modes of lung expansion therapy increase lung volume by increasing the transpulmonary pressure gradient. What are the two methods for increasing the gradient? (2 pts)

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Fill in the box below regarding Incentive Spirometry. (7 pts)

Indications (3)

 

Contraindications (2)

 

Hazards (2)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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Considering the top two complications that can happen with I.S. therapy, what could you do to help with or avoid these complications? (2 pts)

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Explain how intermittent positive pressure breathing can inflate the lung when the patient cannot take a deep breath. (1 pt) 

 

 

Name & describe three PAP therapies:  (3 pts)

CPAP: 

EPAP: 

PEP: 

 

 

A 70-year old 5 foot 2 inch female patient is immobilized following hip replacement.  Despite working on her Incentive Spirometer, her breath sounds reveal bibasilar crackles and she is coughing up thick mucus.  Her chest x-ray reveals bilateral atelectasis in the lung bases.  (2 pts)

Are there any indications for switching this patient to intermittent positive pressure breathing? 

 

 

If she were to be switched to IPPB, what would her target tidal volumes be?   

 

 

Chest physiotherapy includes up to four components, what are they? (2 pts)

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How long should you wait to schedule postural drainage after a patient eats?  Why? (1 pt) 

 

 

Describe huff coughing.  (1 pt) 

 

 

Explain splinting during a cough. Why is splinting done?  (1 pt) 

 

 

How does mechanical insufflation-exsufflation work to mobilize secretions? (1 pt) 

 

 

List the pressures applied during mechanical insufflation-exsufflation.  (1 pt) 

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