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Bone Cancer

The Composition And Structure Of The Bone

A table that compares the differences between the structure and function of the cancellous and compact bone

Supporting Image Resources

The structural differences in the composition of compact and spongy bone. HS refers to the Haversian canal
The functional unit of the bone
The substructures of the compact bone

Sections Of The Long Bone

The long bones are a type of bone (to be discussed in later sections) that is found in the upper and lower limbs.

It consists of three sections: diaphysis, epiphysis, and metaphysis.

An illustration presenting the different anatomical zones of the bone, particularly the diaphysis and epiphysis, and where the compact (cortical) and spongy (cancellous) bone are situated
An illustration presenting all three anatomical zones (epiphysis, metaphysis, and diaphysis) of the long bone in the growing and mature phases.

What Are Bones Made Of?

Supporting Images and Other Resources

Calcium homeostasis
Inorganic and organic Phosphate homeostasis requires parathyroid hormone, active form of Vitamin D (1,25-dihydroxyvitamin D), and fibroblast growth factor 23 (FGF23)

References

Cowan, P., Launico, M. and Kahai, P. (2024) Anatomy, Bones. Available at: https://www.ncbi.nlm.nih.gov/books/NBK537199/ (Accessed: 9th April 2026)

Cleveland Clinic (2024) Skeletal System (Musculoskeletal System). Available at: https://my.clevelandclinic.org/health/body/21048-skeletal-system (Accessed: 3rd April 2026)

Anatomy and Physiology Diploma notes

Updated July 2026 Next Review July 2028

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