MCQ
Complementary cells are associated with
- ✓Lenticels
- BHydathodes
- CRhytidome
- DBark
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| Types of cells (Langerhans) | Hormones |
| $\alpha$ - cells secrete | $A$ |
| $\beta-$ cells secrete | $B$ |
| $\delta$ - cells secrete | $C$ |
$I.$ Relaxation of the diaphragm and sternum
$II.$ Reduction of the pulmonary volume
$III.$ Expulsion of air from the lungs
$IV.$ Increase in intra pulmonary pressure
Choose the correct option