Skeletal System

What is the main function of the skeleton?

• To scare people on Halloween

• To keep you standing tall and protect vital organs

• To make you look taller

• To help you swim faster

Which bone is known as the knee cap?

• Femur

• Patella

• Tibia

• Fibula

How many bones are in the human skull?

• One large bone

• Twenty-nine bones

• Thirty-three bones

• Fifty-four bones

What is the longest bone in the human body?

• Humerus

• Femur

• Tibia

• Fibula

What substance is produced in the bone marrow?

• Red and white blood cells

• Cartilage

• Calcium

• Oxygen

How many bones are in the human wrist?

• Five

• Eight

• Twelve

• Fifty-four

What connects the arm bones to the shoulders?

• Pelvis

• Scapula

• Sternum

• Patella