Volume of air inspired and expired in a breath in normal respiration by man is called ...........

Explanation

**Step-by-Step Solution:**

1. **Understanding the Question**: The question asks for the term that describes the volume of air inspired and expired in a single breath during normal respiration in humans.

2. **Identifying Key Concepts**: In normal respiration, we need to consider the process of breathing, which involves inhaling (inspiration) and exhaling (expiration) air.

3. **Defining Normal Respiration**: Normal respiration refers to the regular, unforced breathing that occurs in a resting state. It is important to note that this does not involve deep breaths or forceful breathing.

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