sphincter muscles
depends on the production of cartilage (a fibrous connective tissue). Over time, calcium is deposited within the cartilage, causing it to harden and become bone
that doesnt even exist....
Bone starts as cartilage in the fetus. As the fetus takes on the final shape, this cartilage arranges, and enough hardening occurs in the limbs to allow the creature to stand shortly after birth. At that point, all the bones begin to harden, and continues to harden all throughout life. Bones contain a level of cartilage all the way until old age.
Bone starts as cartilage in the fetus. As the fetus takes on the final shape, this cartilage arranges, and enough hardening occurs in the limbs to allow the creature to stand shortly after birth. At that point, all the bones begin to harden, and continues to harden all throughout life. Bones contain a level of cartilage all the way until old age.
This is a fictional structure. It doesnt exist. The the firmness in an erect penis comes from high pressure blood in the corpus cavernosa.
wrist
aside from the pelvis which is the bone supporting your genital region and connecting your legs to your torso then no. The anus is a collection of nerves and muscles.
Minerals like calcium and phosphorus :)
permineralization
Because it has to react with oxygen in the atmosphere to harden.
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Coccix bone
it doesnt
Bone emulsion is not made up of milk protein. Bone emulsion is a process that happens after plaster has been mixed with modeling clay to help it harden.
lazy
It is a fixated bone with no joint.
so that the bone doesnt get rubbed with each other!