It Is Not Clear Whether Your Patient Has COPD or Asthma

question 5

Multiple Choice

It is not clear whether your patient has COPD or asthma. Which of the following characteristics is most closely associated with the diagnosis of asthma?

• A) Daily phlegm production
• B) Diminished vascularity on the chest radiograph
• C) Low diffusion capacity
• D) Reversal of the FEV₁ after use of a bronchodilator

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Definitions:

Sleep/Wake Cycle

The circadian rhythm regulating periods of sleep and wakefulness over a 24-hour cycle, influenced by environmental light-dark cycles and internal biological clocks.

Reticular Formation

A complex network of interconnected neurons located throughout the brainstem, essential for regulating wakefulness and sleep-wake transitions.

Basal Nuclei

Clusters of neurons located deep within the cerebral hemispheres involved in controlling movement and coordination.

Inferior Colliculi

A part of the midbrain involved in auditory processing and plays a critical role in sound localization.