What Term Is Used to Describe the Breathing Pattern Seen

question 66

Multiple Choice

What term is used to describe the breathing pattern seen in COPD patients in whom the lower costal margins of the chest wall draw inward with each inspiration?

• A) Hoover's sign
• B) Kussmaul's sign
• C) Abdominal paradox sign
• D) Respiratory alternans sign

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Definitions:

Shade Avoidance

The tendency of plants that are adapted to high light intensities to grow taller when they are closely surrounded by other plants.

Phytochrome

A photoreceptor in plants that detects light to regulate various processes, such as germination, flowering, and shade avoidance.

Circadian Rhythm

An internal rhythm that approximates the 24-hour day. See biological clocks.

Cryptochrome

A proteinaceous pigment that strongly absorbs blue light; implicated in resetting the biological clock in plants, fruit flies, and mice.