TRIPLE SCIENCE: The Heart

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Do humans have a single or double circulatory system?
Double.
1 of 5
In the first circulatory system, blood is pumped from the ..... to the .....
Heart, lungs.
2 of 5
In the second circulatory system ..... blood leaves the heart and goes around the body and ..... blood returns to the heart.
Oxygenated, deoxygenated.
3 of 5
State two functions of the circulatory system - for each function, give two substances that are transported.
Function 1: Delivering substances to cells - transports: oxygen & glucose. Function 2: Removing waste products - transports - Carbon Dioxide, Urea.
4 of 5
Blood enters the ..... of the heart.
Atria.
5 of 5

Other cards in this set

Card 2

Front

In the first circulatory system, blood is pumped from the ..... to the .....

Back

Heart, lungs.

Card 3

Front

In the second circulatory system ..... blood leaves the heart and goes around the body and ..... blood returns to the heart.

Back

Preview of the front of card 3

Card 4

Front

State two functions of the circulatory system - for each function, give two substances that are transported.

Back

Preview of the front of card 4

Card 5

Front

Blood enters the ..... of the heart.

Back

Preview of the front of card 5

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