Answer:
Ventlation or breathing, is the movement of air through the conducting passage between the atmosphere and the the lungs. The air moves through passeng because of pressure gradients that are produced by contraction of the diaphragm and thoracic muscles.
Answer:
Explanation:
Basic building blocks of all living things
The lining attached to the lungs is called the visceral pleurae.
Answer:
Leucocytes
Explanation:
Also known as white blood cells.
The question already indicated that the right answer is. I wonder why it's still posted.
