I WONDER - How Do The Lungs Work? Me Pregunto - Cómo Funcionan Los Pulmones?

The video explains the process of breathing, focusing on alveoli in the lungs. It describes how alveoli fill with air, facilitating oxygen transport into the bloodstream. Red blood cells then carry this oxygen to various parts of the body. The video also covers how the lungs expand as alveoli fill with air.

What happens to the air when you breathe in?

• It stays in the throat.

• It fills the alveoli.

• It goes directly to the stomach.

• It exits immediately.

What is the primary function of alveoli in the lungs?

• To digest food.

• To produce red blood cells.

• To carry oxygen into the bloodstream.

• To filter impurities from the air.

How do red blood cells contribute to the respiratory process?

• They remove carbon dioxide from the body.

• They store oxygen for later use.

• They transport oxygen to where the body needs it.

• They produce oxygen.

What occurs when the alveoli fill with air?

• The lungs shrink.

• The lungs expand.

• The heart rate decreases.

• The body temperature rises.

During inhalation, what change happens to the size of the lungs?

• They remain the same size.

• They become rigid.

• They increase in size.

• They decrease in size.