Q.1.
The large surface area of the lungs is due to lots of...
Q.2.
When the chest volume increases, what happens to the pressure?
Q.3.
The function of the rib cage is to protect the...
Q.4.
Oxygen passes across the alveolus and capillary walls into the blood by...
Q.5.
Another word for breathing in is...
Q.6.
During inspiration, the chest cavity (volume)...
Q.7.
Name the special muscles found in the ribs which enable breathing.
Q.8.
Which of the following is another name for the chest?
Q.9.
Ventilation is...
Q.10.
During expiration, the diaphragm...