2. Show by an outline the different constituents of the blood.

3. Compare the red and white corpuscles with reference to size, shape,
number, origin, and function.

4. Name some use or purpose for each constituent of the blood.

5. What constituents of the blood may be regarded as freight and what as
agents for carrying this freight?

6. After coagulation, what portions of the blood are found in the clot?
What portions are found in the serum?

7. What purposes are served by water in the blood?

8. Show how the blood, though constantly changing, is kept about the same
in quantity, density, and composition.

9. In the lungs the blood changes from a dark to a bright red color and in
the tissues it changes back to dark red. What is the cause of these
changes?

10. If the oxygen and hemoglobin formed a strong instead of a weak
chemical union, could the hemoglobin then act as an oxygen carrier? Why?

11. What habits of living favor the development of corpuscles in the
blood?

12. Why will keeping the skin clean and active improve the quality of
one’s blood?