Anatomy & Physiology

Which muscles does the brain control?

• smooth muscles

• involuntary muscles

• reflexes

• voluntary muscles

Why do humans have bones?

• to protect their organs

• to help take in food and nutrients

• to aid in breathing

• to send messages from the brain to other parts of the body

What is one purpose of cartilage?

• It cushions bones to keep them from grinding together.

• It allows your head to turn.

• It protects your internal organs.

• It prevents your bones from being broken.

Which bones are not fully movable?

• the hip bones

• the leg bones

• the bones of the skull

• the arm bones

What do you call the thin, long bone in your arm?

• patella

• radius

• fibula

• tibia

What are the connective tissues that keep your bones attached to each other?

• joints

• tendons

• cartilage

• ligaments

What makes up the human body?

• minerals

• carbon dioxide

• many cells

• many different gases

What is an organ system?

• a group of organs working together

• similar cells that form a group of cells

• all of the organs in the body

• the lungs

Why is the circulatory system important?

• It helps the body take in air.

• It helps the body absorb food and nutrients.

• It transports blood throughout the body.

• It protects the body from illness.

Which of the following is an example of an organ system found in the human body?

• circulatory

• skull

• stomach

• heart