Respiratory System (Weak Points)

Question 1

Explain the process of inhalation

Answer 1

The diaphragm pushes downward, lowering intrapulmonary pressure

Question 2

Explain the process of exhalation

Answer 2

The diaphragm relaxes, raising intrapulmonary pressure

Question 3

Explain the process of gas exchange in the alveoli

Answer 3

CO2 moves from the capillaries to the alveoli, while O2 moves from the alveoli to the capillaries