2022 Body Systems Part 1

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 main function of the circulatory system is 

• To give the body structure and support
• Excrete waste
• transport blood, nutrients, and gases throughout the body
• to transport messages from the body to the brain

What is the purpose of the respiratory system?

• takes in oxygen and release carbon dioxide

• takes in carbon dioxide and releases oxygen

• takes in nitrogen and releases carbon dioxide

• takes in oxygen and releases nitrogen

What is the function of the diaphragm?

• the muscle that contracts and relaxes when you breathe

• the muscle that regulates your heart beat

• no function

What organ is 1 pointing to?

• Kidney
• Urethra
• Bladder
• Ureter

The excretory system rids the body of ______ waste.

• solid
• liquid

What is the main function of the excretory system?

• to collect and eliminate waste products from the body

• to strengthen skeletal muscles

• to separate nutrients and waste from the food

• to bring oxygen to body cells and eliminate carbon dioxide

What does the nervous system do?

• Pumps blood from your heart to your body

• Carries messages back and forth between your brand and the rest of your body

• Breaks up food

• Secrete hormones.

What are the 3 mains parts of the Nervous System

• Brain, heart, blood vessels

• Blood Vessels, spinal cord, blood

• Brain, Spinal Cord, Neurons

• Heart, blood vessels, and blood