🦴01
Functions of the Skeleton
Support, protection, movement, storage, and blood cell formation.
Open →🔷02
Bone Classification
The five shapes — long, short, flat, irregular, sesamoid — with examples.
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Anatomy of a Long Bone
Diaphysis, epiphysis, medullary cavity, periosteum, compact & spongy bone.
Open →🔨04
Bone Cells & Remodeling
Osteoblasts build, osteoclasts break down — the four cells, animated.
Open →🧫05
Calcium Homeostasis
Knock blood calcium off and watch PTH or calcitonin restore it.
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Fractures & Repair
Fracture types, and the four-stage healing sequence.
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