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Class 12
BIOLOGY
Hyperpnea is...

Hyperpnea is

A

increased rate and depth of breathing

B

interference with aeration of blood

C

lack of breathing

D

ordinary quiet breathing

Text Solution

AI Generated Solution

The correct Answer is:
**Step-by-Step Solution:** 1. **Understanding Hyperpnea**: Hyperpnea refers to an increased rate and depth of breathing. This condition is characterized by a significant increase in the volume of air inhaled and exhaled during each breath. 2. **Identifying the Correct Option**: Among the options provided: - Option 1 states "increased rate and depth of breathing," which aligns with the definition of hyperpnea. - Option 2 mentions "interference with the aeration of blood," which does not describe hyperpnea. - Option 3 states "lack of breathing," which is the opposite of hyperpnea. - Option 4 refers to "ordinary quiet breathing," which is also not hyperpnea. 3. **Conclusion**: Based on the definitions and characteristics of hyperpnea, the correct answer is Option 1: increased rate and depth of breathing. This condition often occurs during physical activities such as exercise, where the body requires more oxygen.
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