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Author Question: Which of the following best describes positive expiratory pressure (PEP) therapy? a. Expiration ... (Read 34 times)

Arii_bell

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on: Jul 16, 2018
Which of the following best describes positive expiratory pressure (PEP) therapy?
 
  a. Expiration against a variable flow re-sistance
  b. Expiration against a fixed threshold re-sistance
  c. Inspiration against a variable flow re-sistance
  d. Inspiration against a fixed threshold re-sistance

Question 2

In theory, how does positive expiratory pressure (PEP) help to move secretions into the larger airways?
 
  1. Filling underaerated segments through collateral ventilation
  2. Preventing airway collapse during expiration
  3. Causing bronchodilation during inspiration
  a. 2 and 3 only
  b. 1 and 2 only
  c. 1, 2, and 3
  d. 1 and 3 only


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Kedrick2014

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Reply #1 on: Jul 16, 2018
Answer to Question 1

ANS: A
PEP therapy involves active expiration against a variable flow resistance.

Answer to Question 2

ANS: B
In theory, PEP helps move secretions into the larger airways by (1) filling underaerated or no-naerated segments via collateral ventilation and (2) preventing airway collapse during expiration.


Arii_bell

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Reply 2 on: Jul 16, 2018
Thanks for the timely response, appreciate it

parshano

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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