Chapter 1: The Skeletal System

Multiple Choice

Which of the following are body systems?

• Lung and Oxygen Systems

• Skeletal and Muscular Systems

• Blood and Nervous Systems

Fill in the Blanks

Multiple Choice

What do skeleton bones do?

• They give your body shape.

• They send messages to your brain.

• They pump blood through your body.

Multiple Choice

What does the skull, or cranium, do?

• It delivers nerve signals to the brain.

• It sends oxygen to the organs in the body.

• It protects your brain.

Poll

REMEMBER:

Animals with spines are called ______.

• invertebrates

• reptiles

• vertebrates

Multiple Choice

What is the function of the rib cage?

• It protects the digestive system.

• It protects organs like the heart and lungs.

• It sends messages to the brain through the spinal cord.

Multiple Choice

Where are the tibia and fibula located?

• In the lower part of the leg.

• In the cranium.

• In the spinal cord.

Poll

Simon says to take a big breath and feel your rib cage expand.

What is the meaning of expand?

• To get bigger

• To disappear

• To make a noise