What happens/takes place in the alveoli?
gas exchange
What vital function of living thing is shown on the picture?
reproduction
What are the three vital functions of living things?
nutrition, reproduction, and interaction
Humans can breathe oxygen through the _______ and the _______.
nose and mouth
Name the three blood vessels.
arteries, veins, and capillaries
Is this a living thing or a nonliving thing?
nonliving thing
After entering the mouth, the food travels down through this tube before entering the stomach. What is this called?
oesophagus
Which part of the digestive system separates the nutrients from the waste?
small intestine
The _________ pumps blood round the body through the three blood vessels.
heart
The gas exchange in the circulatory system happens in the _____________.
capillaries
TRUE or FALSE: Humans breathe carbon dioxide and exhale oxygen.
FALSE
After breathing through our nose or mouth, the oxygen travels down the ___________.
trachea
This blood vessel takes blood from our heart to the rest of our body.
arteries
This body system helps our body absorb nutrients from the food we eat.
digestive system
After traveling through the trachea, the oxygen passes into two tubes called _________.
bronchi
TRUE or FALSE: The veins are blood vessels that connects the arteries and the capillaries.
FALSE
