In Theory, How Does Positive Expiratory Pressure (PEP) Help to Move

question 85

Multiple Choice

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