G7 Science Circulatory System Flashcard

Front

What is the main function of the circulatory system?

Back

To transport oxygen, nutrients, hormones, and waste products throughout the body.

Front

What are the main components of the circulatory system?

Back

Heart, blood, and blood vessels (arteries, veins, capillaries).

Front

What is the role of arteries in the circulatory system?

Back

To carry oxygen-rich blood away from the heart to the tissues.

Front

What is the role of veins in the circulatory system?

Back

To carry oxygen-poor blood back to the heart.

Front

What is the function of capillaries?

Back

To facilitate the exchange of gases, nutrients, and waste between blood and tissues.

Front

What type of blood do pulmonary arteries carry?

Back

Oxygen-poor blood from the heart to the lungs.

Front

What type of blood do pulmonary veins carry?

Back

Oxygen-rich blood from the lungs to the heart.

Front

What is the heart's primary function?

Back

To pump blood throughout the body.

Front

What is cardiac muscle?

Back

A type of involuntary muscle found only in the heart.

Front

What is the difference between systemic and pulmonary circulation?

Back

Systemic circulation carries blood between the heart and the rest of the body; pulmonary circulation carries blood between the heart and the lungs.