Skeleton

Approximately how many bones are in the adult human body?

Hint: Babies are born with about 270, but many fuse together as they grow.

What is the bone that protects the brain called?

Hint: It is made up of several flat bones fused together.

What are the four regions of the spine from top to bottom?

Hint: The neck region comes first, then the upper back, lower back, and the base.

What is the longest and strongest bone in the human body?

Hint: It runs from your hip to your knee.

What are the two bones of the lower leg?

Hint: The larger one you can feel on the front of your lower leg.

What is the shoulder blade called?

Hint: It is a flat, triangular bone on the upper back.

What is the bone of the upper arm called?

Hint: It connects the shoulder to the elbow. Its name sounds like 'humorous.'

What are the two bones of the forearm?

Hint: One is on the thumb side and the other is on the pinky side of the forearm.

What is the large, bowl-shaped bone that supports the upper body and protects internal organs?

Hint: It connects the spine to the legs and is also called the hip bone.

How many pairs of ribs does the human body have?

Hint: They form a protective cage around the heart and lungs.

What are the main functions of the skeletal system?

Hint: Bones do more than just hold you up; they also make blood cells inside the marrow.

What is the kneecap called?

Hint: It is a small, flat, triangular bone that protects the front of the knee joint.

How many vertebrae are in the cervical (neck) region of the spine?

Hint: Almost all mammals, from mice to giraffes, have this same number of neck vertebrae.