Front

What is the primary function of the circulatory system?

Back

The primary function of the circulatory system is to pump blood throughout the body, delivering oxygen and nutrients to tissues and removing waste products.

Front

What substance is replenished in the blood as it passes through the lungs?

Back

Oxygen is replenished in the blood as it passes through the lungs.

Front

Which two systems work together to facilitate gas exchange during exercise?

Back

The circulatory system and the respiratory system work together to facilitate gas exchange during exercise.

Front

What happens to muscles when they contract?

Back

When muscles contract, they shorten and generate force, allowing movement.

Front

Where does the process of digestion begin?

Back

The process of digestion begins in the mouth.

Front

What is the role of the heart in the circulatory system?

Back

The heart acts as a pump to circulate blood throughout the body.

Front

What are the main components of the circulatory system?

Back

The main components of the circulatory system include the heart, blood vessels (arteries, veins, and capillaries), and blood.

Front

How does the respiratory system contribute to the circulatory system?

Back

The respiratory system provides oxygen to the blood and removes carbon dioxide from it.

Tags

NGSS.MS-LS1-3

Front

What is the significance of oxygen in the human body?

Back

Oxygen is essential for cellular respiration, which produces energy for the body's cells.

Front

What is the function of arteries in the circulatory system?

Back

Arteries carry oxygen-rich blood away from the heart to the body's tissues.