Abnormal Breath Sounds and there Locations Flashcards
Describe stroke volume:
The volume of blood ejected from the body
What is the normal stroke volume?
55-77%
Describe Cardiac Output:
Amount of blood pumped by the heart in one minute
Formula for Cardiac Output:
Stroke Volume X Heart Rate
What part of the airway can you hear Stridor?
Upper airway
What part of the airway can you hear Rhonchi?
Lower airway
What sound does Stridor make?
High-pitched, loud, harsh croaking sounds
What is Rhonchi and what part of the airway can it be heard?
Low grumbling rales in the lower airway
What can cause Wheezing?
bronchoconstriction, CHF, asthma, pulmonary edema
What can cause Stridor?
Excess fluid or secretions in the lungs
What can cause absent or diminished lung sounds?
punctured lungs, inflammation, constriction/obstruction, COPD
Where can you hear absent lung sounds? (not a trick question)
Cannot be heard because inspiration is not happening
What can cause Rhonchi?
Rhonchi is caused by excessive fluid and secretions in the lower airway
What does wheezing sound like and where can it be heard?
Wheezing is high pitched whistles in the upper airway due to bronchoconstriction
What is a normal infant respiratory rate?
25-30 breathspm
