- Through what organ does air move into the lungs?
What is the proper term for breathing?
What are the tiny air sacs in the lungs called?
What are the products of aerobic respiration?
Carbon dioxide and water
Oxygen and glucose
Where does respiration happen?
What reaction occurs in yeast?
Which organ system helps us breathe?
Gas exchange system
What does the trachea divide into?
What happens to the diaphragm when you breathe in?
Contracts and moves upwards
Relaxes and moves downwards
Contracts and moves downwards
Which of these is an adaptation of the lungs?
The alveoli have a huge surface area
Villi are only one cell thick
The alveoli have very dry walls