The Human Skeleton

There are over two hundred bones in a human body.

• True
• False
• None
• None
• None

Which is the longest and strongest bone in the body?

• Fibula
• Tibia
• Femur
• Ulna
• None

What are the three bones in the leg?

• Humerus, radius, ulna
• Ossicles
• Vertebrae
• Femur, fibula, tibia
• None

Which bones protect the spinal cord?

• Vertebrae
• Ossicles
• Tibia
• Fibula
• None

Which of these does the ribcage not protect?

• Heart
• Intestines
• Lungs
• Liver
• None

Where in the body are bones joined without any movement?

• Shoulder
• Backbone
• Skull
• Elbow
• None

What connects muscles to bone?

• Skin
• Arteries
• Cartilage
• Tendons
• None

Which element is important for strong bones?

• Calcium
• Iron
• Zinc
• Iodine
• None

There is bone marrow inside all bones.

• True
• False
• None
• None
• None

Which cells are not made in bone marrow?

• Red blood cells
• White blood cells
• Nerve cells
• None
• None