The Heart by Seymour Simon

What size is your heart?

• The size of the heart is about the same size as your shoe size.

• The size of the heart is based on the number of heartbeats per minute.

• The size of the heart is related to the amount of blood it can pump.

• The size of the heart is about the same as your fist.

Blood carries oxygen and nutrients to the cells of the body.

• True

• False

How often does your heart beat?

• 30-50 times per minute
• 120-150 times per minute
• 200-250 times per minute
• 60-100 times per minute

What can you infer (or tell) about the strength of the heart muscle?

• The strength of the heart muscle can be inferred by its taste.

• The strength of the heart muscle can be inferred by its color.

• The strength of the heart muscle can be inferred by its ability to fly.

• The strength of the heart muscle can be inferred by its ability to efficiently pump blood throughout the body, maintain a regular heartbeat, and withstand physical exertion.

Do all animals have a heartbeat?

• No
• Only mammals
• Yes
• Only birds

What does two things does every cell in your body need?

• carbon dioxide and water
• oxygen and food

• sugar and salt
• vitamins and minerals

The heart, blood, and web of blood vessels makes up what system?

• The nervous system
• The digestive system
• The respiratory system
• The circulatory system

Where is your heart located in your body?

• In the stomach
• In the chest, slightly to the left of the center
• In the hand
• In the foot

How much does your heart weighs?

• about the same as a bird's egg.

• about the same as a small dog.

• about the same as one of your sneakers.

• about the same as a lady's purse.

What is the septum?

• A musical instrument
• A type of fruit
• A type of cloud
• A wall or partition that divides a cavity or structure into smaller chambers.