Circulatory System

Front

Veins carry blood ____________________ to heart while arteries carry blood _____________________________ the heart.

Back

toward, away from

Front

State the general relationship between exercise and heart rate in humans.

Back

If a person exercises, then their heart rate will increase

Front

When the heart contracts _____

Back

blood leaves the heart

Front

Which of the following does NOT belong in the circulatory group?

Back

lungs

Front

Blood vessels that carry blood away from the heart called ___

Back

arteries

Front

What is the main function of the circulatory system?

Back

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

Front

What are the three main types of blood vessels?

Back

Arteries, veins, and capillaries.

Front

What is the role of capillaries in the circulatory system?

Back

To facilitate the exchange of oxygen, carbon dioxide, nutrients, and waste between blood and tissues.

Front

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

Back

To pump blood throughout the body.

Front

What is the difference between systemic and pulmonary circulation?

Back

Systemic circulation carries oxygenated blood from the heart to the body, while pulmonary circulation carries deoxygenated blood from the heart to the lungs.