Front

The skeletal system is a ______ structure that holds the body up and protects the internal organs.

Back

rigid

Front

Which of the following bones has the primary purpose of protecting vital soft organs?

Back

Rib cage

Front

The bones in our body come in many different shapes and sizes. What is the most likely reason for this?

Back

Each bone is designed to do a unique job in your body.

Front

Which is a major difference between human bodies and the bodies of animals that do not have skeletal systems?

Back

Animals without skeletal systems have less protection for their organs.

Front

The skull, vertebrae, hips, ribs, arms, and legs are major ______ of the human body.

Back

bones

Front

What is the main function of the skeletal system?

Back

To provide structure, support, and protection for the body.

Front

What are the two main types of bone tissue?

Back

Compact bone and spongy bone.

Front

What is cartilage and where is it found in the body?

Back

Cartilage is a flexible connective tissue found in joints, the rib cage, and the ear.

Front

How many bones are in the adult human body?

Back

There are 206 bones in the adult human body.

Front

What is the role of the rib cage in the skeletal system?

Back

The rib cage protects the heart and lungs.