Respiratory System Flashcards
1
Q
What is the function of the respiratory system?
A
It’s job is to move oxygen into your lungs while removing carbon dioxide
2
Q
How does breathing occur?
A
The diaphragm is moved down which pushes out the ribcage, causing air to enter the lungs
3
Q
What is the smallest functional unit of the lungs?
A
The alveoli
4
Q
What increases the efficiency of gas exchange?
A
Have a large surface area to volume ratio
