Circulatory System

Front

What type of blood do veins carry back to the heart?

Back

Veins carry oxygen-poor blood back to the heart.

Front

What system is responsible for providing oxygen to cells?

Back

The circulatory system is responsible for providing oxygen to cells.

Front

How does the circulatory system support the muscular system?

Back

The circulatory system delivers oxygen for muscle energy.

Front

Describe the process of how the heart works.

Back

The heart pumps blood first to the lungs, back to the heart, and then around the rest of the body.

Front

Which of the following is NOT part of the circulatory system: heart, veins, arteries, or bones?

Back

Bones are NOT part of the circulatory system.

Front

What is the primary function of the circulatory system?

Back

The primary function of the circulatory system is to transport nutrients, gases, hormones, and waste products 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

What role do arteries play in the circulatory system?

Back

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

Front

What is the significance of capillaries in the circulatory system?

Back

Capillaries are the smallest blood vessels where the exchange of oxygen, carbon dioxide, nutrients, and waste occurs between blood and tissues.

Front

How does oxygen-poor blood return to the heart?

Back

Oxygen-poor blood returns to the heart through the veins.