The Skeletal System

What is the main organ of the circulatory system?

• small intestine

• bone

• lungs

• heart

The job of the heart is to . . .

• pump blood around the body.

• send food to the small intestines.

• break down food.

• give energy to the body.

The heart is about the size and shape of your . . .

• head

• fist

• hand

• foot

The circulatory system is made up of the heart, blood, and _______________________________.

• blood vessels

• bones

• internal organs

• tissues

What is the purpose of veins?

• To carry blood back to the heart

• Forms a network to connect the smallest arterioles and smallest venules

• Carry blood away from the heart

• To fight off disease

What is our skeleton made up of?

• Bones
• Intestines
• Lungs
• Heart

What are the main functions of the skeleton?

• Protection

• Support body

• Movement

• All Of These

What is the longest and strongest bone in the body?

• skull

• vertebrae

• femur

• ribs

Tags

NGSS.MS-LS4-2

What bone is highlighted?

• Skull (Cranium)

• Mandible

• Femur

• Scapula

What is the purpose of the rib cage?

• Helps us to think

• make blood for the body

• Protects our brain

• Protects our vital organs like heart and lungs