Lower Respiratory Lab

Question 1

Site of retractions

Answer 1

supraclavicular, substernal, and intercostal

Question 2

Vesicular breath sounds

Answer 2

soft & low pitched
heard through inspiration & 1/3 of expiration
can be heard over most of lungs

Question 3

Bronchvesicular breath sounds

Answer 3

intermediate in pitch & intensity
heard equally throughout inspiration & expiration
heard best in 1st & 2nd intercostal spaces anteriorly, and between scapula posteiorly

Question 4

Bronchial breath sounds

Answer 4

loud & high pitched
expiratory sounds heard longer than inspiratory
heard best over manubrium

Question 5

Tracheal breath sounds

Answer 5

Very loud & high pitched

heard equally in inspiration & expiration

Question 6

Crackels (rales)

Answer 6

nonmuscial & brief
can be high pitched & soft or louder & lower in pitch
pneumonia, fibrosis, early heart failure, bronchitis, & bronchiectasis

Question 7

wheezes

Answer 7

continuous & musical

suggest narrowed airways (asthma, COPD, bronchitis, heart failure)

Question 8

Rhonchi

Answer 8

low pitched, “snoring”

suggest secretions in lower airways

Question 9

Stridor

Answer 9

high pitched wheeze that is inspiratory in nature

indicates partial obstruction of larynx or trachea (croup, epiglottitis, anaphylaxis)

Question 10

pleural friction rub

Answer 10

inflamed & roughened pleural surfaces grate against each other
sounds like “creaking” usually during expiration