Skeletal System

Front

Haversian canal

Back

Runs through the middle of each osteon and contains small blood vessels for nourishment and nerve fibers for signaling.

Tags

NGSS.MS-LS1-3

Front

Long Bones

Back

Act as a lever to aid in movement.

Front

Short Bones

Back

Provide support and stability with little movement.

Front

Flat Bones

Back

Have a large surface area for attaching to muscles.

Front

Depressions/Openings

Back

Place for blood vessels and nerves to run through.

Front

Osteon

Back

The basic structural unit of compact bone, consisting of a central canal surrounded by concentric rings of bone matrix.

Front

Compact Bone

Back

Dense bone in which the bony matrix is solidly filled with organic ground substance and inorganic salts.

Front

Spongy Bone

Back

Consists of plates and bars of bone adjacent to small, irregular cavities that contain red bone marrow.

Front

Bone Marrow

Back

A soft tissue found in the cavities of bones, responsible for producing blood cells.

Front

Articular Cartilage

Back

A smooth, white tissue that covers the ends of bones where they come together to form joints.