Low-power scanning electron microscope image of normal bonearchitecture in the 3rd lumbar vertebra of a 30 year old womanmarrow and other cells removed to reveal thick, interconnected plates of bone

0.2 mm

Low-power scanning electron micrograph of osteoporotic bonearchitecture in the 3rd lumbar vertebra of a 71 yr old womanmarrow and other cells removed to reveal eroded bone elements

Low-power scanning electron micrograph of osteoporotic bonearchitecture in the 3rd lumbar vertebra of a 71 yr old womanmarrow and other cells removed to reveal eroded bone elements

Trabecular bone element eroded by osteoclasts

Scanning electron micrograph of a rat osteoclast and resorption pit on a bone surface