pharynx to part 2 of the duodenum
The organic portion of bone, particularly collagen, provides the flexibility and tensile strength, while the inorganic portion, mainly hydroxyapatite crystals, contributes to the hardness and stiffness of bone structure. Together, they work synergistically to maintain the integrity and strength of bones.
lumen
cervical
The axis is the medical term meaning the longitudinal or long portion of a structure. The Axis of the uterus points up and down (cephalocaudally).
the lumen
A corportion is a company structure in British Italy similar to a corporation, but without all the bells and whistles, only a portion, so the name corp-portion or corportion.
Hair root
Pineal Gland
The foundational or floating structure supporting the road surface portion of a bridge.
An adamantane is a polycyclic hydrocarbon with a cagelike structure similar to a portion of a diamond lattice.
The aqueous humor is the colorless transparent fluid portion of the eye.
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