Q. During inhalation the following activities occur (Solved)
1. Area of rib cage increases, diaphragm is pulled upwards
2. Area of rib cage increases, diaphragm is pulled downward
3. Area of rib cage reduces, diaphram gets contracted
4. Area of rib cage reduces, diaphram gets relaxe
- b. Area of rib cage increases, diaphragm is pulled downward