Blood and Immunity
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1.  Describe the three main jobs of blood.
	a. Transportation:

	b. Regulation:

	c. Protection:

2. Briefly describe the functions of each blood component listed in the table on the last page and place the available pictures in the appropriate space.

3.  List and describe 1 Blood disease and 1 Immune disease.  For each one, list a possible preventative measure and cure.
	a. Disease 1-

	b. Disease 2-

4.  Maintaining Homeostasis:
	a. How does our immune system help us to maintain a healthy, balanced body?

	b. Explain the relationships between our immune system and two other systems of your choice. 

5.  Other Important Points:
	a. Explain how blood clotting is a feedback mechanism.

	b. Describe our three main lines of defenses
		1.  First Line:

		2.  Second Line:

		3.  Third Line:

	c. What is a vaccine?  How do they work and how are they an important assistant to our immune system?  Is a vaccine passive or active immunity?  Why?

	d. Describe the jobs of the following lymphocytes: (use the terms antigen and antibody in your descriptions)
		1. B Cells-

		2. T Cells-

Blood Component	
Picture
	
Functions	

Erythrocyte	

	
	
Monocyte	

		
Neutrophil	

		
Basophil	

		
Eosinophil	

		
Lymphocyte	

		
Platelets	

		
Plasma