it is for class 7th in CBSE

1. INTRODUCTION OF
CIRCULATORY SYSTEM

2. DIAGRAM OF
HEART CIRCULATORY
SYSTEM

3. EXPLAINATION

4. NOTES
The circulatory system is made up of blood
vessels that carry blood away from and
towards the heart. Arteries carry blood away
from the heart and veins carry blood back to the
heart. The circulatory system carries oxygen,
nutrients, and hormones to cells, and removes
waste products, like carbon dioxide.

5. INTRODUCTION OF
BLOOD CELLS

6. TYPE OF CELLS

7. NOTES
Blood has four main components: plasma, red
blood cells, white blood cells, and platelets.
Blood has many different functions, including:
transporting oxygen and nutrients to the lungs
and tissues. forming blood clots to prevent
excess blood loss.

8. Done By
Sreelakshmi.s
Class:7A