Circulation, Resperation and Digestion Flashcards
1
Q
Why do we need the circulatroy system
A
Cells in our body need nutrients and oxygen and the circulatory system that transports these to our cells.
• Blood picks up oxygen from the lungs and nutrients from the small intestine and transports them around the body to all the cells.
• The circulatory system is also responsible for removing waste products from cells (carbon dioxide and water).
2
Q
What does the circulatory system consist of
A
• The circulatory system consists of arteries, veins, capillaries and the heart.
3
Q
What are the 4 components of blood
A
- plasma
- red blood cells
- white blood cells
- platelets.
4
Q
What is the main function of the large intestine
A
Absorbs water
5
Q
Where is food absorbed into the bloodstream
A
Small intestine
