1. We will be starting a new unit today!
HW: Blood and Lymph handout. Use your text book to help you. Clean out your binder!
Sherlock #1-4 this Friday.
Do Now: /1/16
We will be starting a new unit today!
Please read and highlight the functions and structures of the Circulatory System.

2. Pumping Life: The Heart and Circulatory System
Complete the video worksheet as we watch this short movie.

3. Functions of the Circulatory System
Transports food, oxygen, carbon dioxide, waste products, disease fighting cells, chemicals and chemical messengers.

4. Oxygen combines with food inside your body’s cells to produce energy.
b) When cells combine oxygen and food to produce energy, they also produce a waste product called carbon dioxide.
RED BLOOD CELLS

5. c) The blood rushes disease fighting cells and chemicals when the body is under attack from bacteria and viruses.
WHITE
BLOOD
CELL
BACTERIA

6. Chemical messengers are sent to keep normal body functions.
Example: a chemical messenger from the pancreas is carried to the liver by the blood. Its message is “Too much sugar in the blood, remove some of the sugar and store it.”