DOL Circulatory System 01/30-01/31

What is the main organ of the circulatory system?

• Lungs

• Heart

• Capillaries

• Veins

The main function of the circulatory system is 

• To give the body structure and support
• Excrete hormones

• transport blood, nutrients, and gases throughout the body
• to transport messages from the body to the brain

What are capillaries?

• Capillaries are large blood vessels that carry oxygenated blood.
• Capillaries are found only in the lungs.
• Capillaries are tiny blood vessels that connect arteries and veins.
• Capillaries are responsible for pumping blood to the body's organs and tissues.

Tags

NGSS.MS-LS1-3

What does Deoxygenated mean?

• Oxygen-rich
• Blood flow
• Oxygen-poor
• Water Flow

Which blood vessel carries oxygenated blood away from the heart?

• arteries

• veins

• veins & arteries

• capillaries

Which is NOT a function of the circulatory system?

• deliver O₂ and nutrients to cells
• remove CO₂ and wastes from cells
• break down carbohydrates into glucose
• transport other materials through body

The human heart is an organ that pumps blood throughout the body supplying oxygen, nutrients, blood, and hormones to and from the tissues removing _________ ___________ and other wastes.

• hydrogen dioxide
• carbon moxoide
• water molecules
• carbon dioxide

Tags

NGSS.MS-LS1-3

Which blood vessel carries deoxygenated blood from the upper body to the heart?

• Aorta

• Superior Vena Cava

• Inferior Vena Cava

• Pulmonary Artery