Respiratory + Circulatory Systems Review

Front

What happens in the alveoli?

Back

Oxygen diffuses from the lungs into the blood.

Front

Why does the human body require a transport system?

Back

To transport oxygen, nutrients, and waste products to and from cells.

Front

Which blood cells carry oxygen from the lungs to all body cells?

Back

Red blood cells.

Front

Why do respiratory rates increase after exercise?

Back

Because the body needs to get more oxygen and glucose to the muscles for cellular respiration to release ATP energy.

Front

In which system does gas exchange between the blood and the outside occur?

Back

Respiratory system.

Front

What is the primary function of the respiratory system?

Back

To facilitate gas exchange, bringing oxygen into the body and removing carbon dioxide.

Front

What role do red blood cells play in the circulatory system?

Back

They transport oxygen from the lungs to the body's tissues.

Front

What is cellular respiration?

Back

The process by which cells convert glucose and oxygen into energy (ATP), carbon dioxide, and water.

Front

What is the main gas that is inhaled during respiration?

Back

Oxygen.

Front

What is the main gas that is exhaled during respiration?

Back

Carbon dioxide.