Bronchopulmonary Hygiene Therapy

Question 1

What are 3 necessities in a normal airway clearance?

Answer 1

Patent airway
Functional mucociliary escalator
Effective cough

Question 2

Name the 4 phases for an effective cough

Answer 2

Irritation
Inspiration
Compression
Expulsion

Question 3

What volume of deep inspiration is taken?

Answer 3

approx 1-2 L

Question 4

In which phase does the glottic closure occur and for how long?
What happens to the pleural and alveolar pressures?

Answer 4

Compression for 0-2 seconds

Become greater than 100 mHg

Question 5

What is the speed in expectorating the mucus

Answer 5

500 miles/hour

Question 6

What are 5 factors in a abnormal airway clearance?

Answer 6

airway patency
functionality of mucociliary escalator
effectiveness of cough
insp/exp muscle strength
thickness of secretions

Question 7

TRUE OR FALSE

Mucus plugging does not cause atelectasis

Answer 7

False

Question 8

Indications for BHT in acute conditions

Answer 8

pts w/ copious secretions
pts in ARF with retained secretions
acute lobar atelectasis
V/Q abnormality due to lung infiltrates

Question 9

Contraindications for BTH

Answer 9

acute COPD exacerbations
pneumonia w/o secretions
uncomplicated asthma

Question 10

Indications for BHT in chronic conditions

Answer 10

Cystic fibrosis
bronchiectasis
chronic bronchitis
secretions expectoration > 25-30 ml/day

Question 11

Disease that can cause abnormal airway clearance

Answer 11

foreign bodies, tumors, thoracic malformations,

myasthenia gravis, ALS, muscular dystrophy, CF, CDS(ciliary diskinetic syndrome), cerebral palsy, poliomyelitis

Question 12

What does LVR and LRM stand for?

What are they each used for?

Answer 12

LVR: Lung volume recruitment manoeuvre
for sputum mobilization and removal
LRM: Lung recruitment manoeuvre
for mechanically ventilated pts with aletectatic lung zones