Question

four questions tell the answers​

Answer 1

Answer:

2. C, 3. Called inspiration, 4. Serum, 5. End stage renal disease.

Explanation:

2. Ptyalin is a enzyme which breakdown starch into maltose.

3. When diaphragm flattens and the volume of the chest cavity is increased. Its internal pressure decreases and the air from the outside rashes into lung. This is called inspiration.

4. After the clotting of blood a yellowish fluid comes out which is called serum.