Science Test B Flashcards
Biology
1
Q
A
2
Q
Describe what the lungs look and feel like
A
Spongy and pink due to blood vessels
3
Q
Describe what happens when we breathe in
A
Our ribs move up and out, our diaphragm pulls down, the space inside our chest gets bigger and our lungs get bigger.
4
Q
Describe what happens when we breathe out
A
Our ribs moves down and in, our diaphragm pulls up, the space inside our chest gets smaller and out lungs get smaller.
5
Q
Name the gas which passes into our bloodstream from our lungs.
A
Oxygen
6
Q
Name the gas which passes into our lungs from our bloodstream
A
Carbon dioxide
7
Q
Describe the route air takes from our nose and mouth into alveoli
A
Nose and mouth — windpipe(trachea) —bronchus — bronchioles —air sacs (alveoli)
8
Q
A
