1. What is the first line of defense against disease?
	The skin

2. What is blood pressure?
	Blood pressure is the pressure exerted by the blood against.....

3. What type of cell helps to clot blood?
	Platelets

4. What does excretion mean?
	Excretion is the removal of waste....

5. What is the major export of the excretory system?
	Urine and feces

6. What is the smallest bone in the human body?
	Stapes

7. How many muscles are in the heart?
	1

8. Where is the temporalis located?
	In the side of the head

9. What two parts of the body does the diaphragm seperate?
	chest cavity and  abdominal cavity

10. What is the colon sometimes called?
	large intestine