Flashcard 7 - Order & Design

Front

What is the name of the blood vessel that returns blood to the heart?

Back

Vein

Front

What are the tiny vessels that supply cells with oxygen and nutrients called?

Back

Capillaries

Front

What do we call a group of organs working together as a unit?

Back

System

Front

What are the upper chambers of the heart known as?

Back

Atria

Front

What is the scientific term for the throat?

Back

Pharynx

Front

What is the primary function of veins in the circulatory system?

Back

To return deoxygenated blood to the heart.

Front

What role do capillaries play in the circulatory system?

Back

They facilitate the exchange of oxygen, nutrients, and waste between blood and tissues.

Front

What is the difference between arteries and veins?

Back

Arteries carry oxygenated blood away from the heart, while veins carry deoxygenated blood back to the heart.

Front

What is the function of the atria in the heart?

Back

To receive blood returning to the heart from the body and lungs.

Front

What is the role of the pharynx in the respiratory system?

Back

It serves as a passageway for air and food, connecting the mouth and nasal cavity to the esophagus and larynx.