Question

1. The process of inhalation involves which of the following ?
a. The chest cavity becomes large and air rushes into lungs.
O b. The intercoastal muscles contract pushing ribs out and up.
c. Diaphragm contracts.
d. All the above​

Answer 1

1. During inhalation, the lungs expand with air and oxygen diffuses across the lung's surface, entering the bloodstream. During exhalation, the lungs expel air and lung volume decreases.

Answer 2

Answer:

Good mrng..............