Body Systems

What is the most important job of the skeletal system? 

• To give your body shape and protect your organs
• To circulate blood throughout your body
• To keep you healthy

What is the most important job of the muscular system?

• To help you move
• To give your body shape and protect your organs
• To break down food 

What is the most important job of the digestive system?

• To break down food and give your body nutrients 
• To help you move
• To give your body shape and protect your organs 

What is the most important job of the the nervous system?

• To help you remember, think, and learn
• To circulate blood throughout your body
• To give your body shape and protect your organs

Tags

NGSS.MS-LS1-8

What is the most important job of the circulatory system?

• To circulate blood throughout your body
• To help you move
• To help you remember, think, and learn

Tags

NGSS.MS-LS1-3

The important bone that protects your brain is called your ______.

• Scapula
• Elbow
• Skull

The tube that carries food from your mouth to your stomach is called _____. 

• The esophagus 
• The intestines 
• The eyes 

How many muscles make up the muscular system? 

• 60
• Less than 300
• More than 600

The brain sends messages through your body by using _____.

• Your nerves
• Your muscles
• Your intestines 

Tags

NGSS.MS-LS1-8

Which muscle in your body is working ALL of the time?

• Your heart
• Your legs
• Your eyes