Spine Bones

Skeletal System

Skull

Did you know the skull is actually made up of 22 bones? It helps protect the brain.

Spine

Made up of disk-shaped bones called vertebrates. Protects the spinal cord, which is a part of your nervous system. Also supports your posture to keep you upright!

Ribs

Protects vital internal organs, such as the heart and lungs.

Clavicle

Also known as the collarbone, the clavicle bone is the only bone that connects the ribs to the arms and shoulders.

Arms

• Humerus

• Ulna and Radius

Hands

• Phalanges - Bones that make up the fingers

• Metacarpals - Inside the palm of the hand

Femur

The femur is the longest, heaviest, and strongest bone in the human body. It connects the hip to the knee.

Tibia and Fibula

Connects the knee to the foot. Helps keep the body upright!

Feet

Phalanges - the bones in the toes. Same name as the finger bones!

Metatarsal Bones

Tarsals

Babies have more bones!

The adult human body has 206 bones, but infants have over 300 bones! Bones naturally fuse together as the baby grows.

What else do bones do?

• What would happen if we didn't have bones? https://youtu.be/_hyqlKVm2ks

• Some bones also produce red blood cells for the body.

• Bones are "strung together" by ligaments, kind of like a puppet!