Ch 305: Approach to the Patient with Disease of the Respiratory System

Question 1

Will an area of area consolidation cause increased or decreased tactile fremitus?

Answer 1

increased

Question 2

Will a pleural effusion cause increased or decreased tactile fremitus?

Answer 2

decreased

Question 3

Rhonchi are a manifestation of…

Answer 3

…obstruction of medium-sized airways, most often with secretions.

Question 4

One way to help distinguish between crackles associated with alveolar fluid and those associated with interstitial fibrosis is to assess for…

Answer 4

…egophony.

Question 5

What exactly is egophony?

Answer 5

auscultation of the sound “AH” instead of “EEE” when a patient says “EEE”

Question 6

In PFT, what defines restrictive pathophysiology?

Answer 6

A total lung capacity < 80% of the predicted value for a patient’s age, race, sex, and height

Question 7

Hypoxemia, while usually apparent with pulse oximetry, can be further evaluated with the measurement of…

Answer 7

…arterial PO₂ and the calculation of an alveolar gas and arterial blood oxygen tension difference

([A–a]DO₂).

Question 8

Patients with diseases that cause ventilation-perfusion mismatch or shunt physiology have…

Answer 8

…an increased alveolar gas/arterial blood oxygen tension difference [denoted by (A–a)DO₂] at rest.