Microscopic anatomy of bone

What structure is at #1?

This connects central canals of the bone.

• perforating (Volkman's) canal

• Spongy bone

• compact bone

• Central (Haversian) canal

What structure is at #2?

The inner part of the long bone.

• periosteum

• Spongy bone

• compact bone

• Central (Haversian) canal

Tags

NGSS.HS-LS1-2

What structure is at #3?

The outer part of the long bone.

• periosteum

• Spongy bone

• compact bone

• Sharpey's fibers

What structure is at #4?

This is the center of each supporting pillar.

• central (Haversian) canal

• Osteon

• compact bone

• Circumferential lamellae

What structure is at #5?

Each supporting pillar of the long bone.

• central (Haversian) canal

• Osteon

• compact bone

• Circumferential lamellae

What structure is at #6?

Lamellae that go completely around the long bone.

• central (Haversian) canal

• Osteon

• compact bone

• Circumferential lamellae

What structure is at #7?

This membrane surrounds the long bone.

• central (Haversian) canal

• Osteon

• Periosteum

• Circumferential lamellae

The organic part of the matrix that is made & secreted by the osteoblast is called

• hydroxyapatite

• osteoid

• osteoblast

• osteoclast

Hard crystals consisting of calcium and phosphate that form the bone matrix; accounts for the hardness of bone.

• hydroxyapatite

• osteoid

• osteoblast

• osteoclast

A cell that secretes the organic matrix for bone formation.

• hydroxyapatite

• osteoid

• osteoblast

• osteoclast