Biology Chapter 12: Blood

Vocabulary	Objectives
12:1  The Role of Blood	page 244
(no new words)	Identify the pickup and delivery jobs of the blood. Explain the pickup and delivery system in animals without blood.
12:2  Parts of Human Blood	page 247
plasma red blood cell hemoglobin bone marrow anemia white blood cell leukemia platlets hemophilia	Describe the living and nonliving parts of blood. Give the function of the blood cells and cell-like parts. Explain the problems that may occur with the blood cells and platelets.
12:3 Blood Types	page 254
(no new words)	Compare the red cells and plasma proteins in the four main blood types. Explain why blood types can't be mixed.
12:4  Immunity	page 256
immune system antibody antigen immunity AIDS	Describe how the human immune system works. Explain how shots prevent disease. Discuss the AIDS virus.