Human Biology Quiz 1 Study Guide (Skeletal System)

Bones in your skull

Immovable Joints

Knees, wrist, shoulder, etc

Freely Movable Joints

Nerves and blood vessels run through channels called ____.

Haversian Cannals

Bones that make up your spinal column

Slightly Movable Joints

Layer underneath the periosteum

Spongy Bone

What are five functions of the skeleton?

Supports the body Protects internal organs Assists movement Stores minerals Site of blood cell formation

Arms, legs, pelvis and shoulder

Appendicular Skeleton

Supports the central axis of the body. Skull, vertebral column, and rib cage.

Axial Skeleton

Soft Tissue in bones

Bone Marrow

____ are a solid network of living cells and proteins that are surrounded by deposits of calcium salts

Bones

The process of turning cartilage into bones.

Ossification

Tough Layer of connective tissue surrounding the bone

Periosteum

How many bones are in the human body?

206