breathing and respiration Flashcards
1
Q
What protects the lungs?
A
The ribcage
2
Q
What muscle sits underneath the ribcage?
A
Diaphragm
3
Q
Air that you breathe in goes through the trachea and then splits into two tubes called the?
A
Bronchi
4
Q
The bronchi split into smaller tubes called the …
A
bronchioles
5
Q
the bronchioles end at small air sacks in the lungs called
A
alveoli
6
Q
What are the lungs adapted for?
A
They are adapted for gas exchange
7
Q
When you exercise what two things do you need more of
A
oxygen and glucose
8
Q
Why does your breathing rate go up during exercise?
A
Because you need more oxygen in your blood
