1. Mr. Jackson comes to the emergency room with a minor wound that has bled for several days. An examination of his medical history reveals that Mr. Jackson has hemophilia, which is caused by a deficiency of factor VIII. Your co-worker suggests that you give Mr. Jackson, some platelets to stop the bleeding. Will this help your patient? Why or why not?

2. The drug Diamox is sometimes used to treat mountain sickness. Diamox inhibits the action of carbonic anhydrase in the PCT. Polyuria is a side effect associated with this medication. Why does polyuria occur?

3. It is important to donate blood. How much blood do individuals generally donate? How long does it take for the donor’s blood to get back to normal? Explain.