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intramembranous

intramembranous

1 9.5
Happening inside a thin layer of tissue, like in some bones
  • adjective
  • /ˌɪntrəˈmɛmbrənəs/
  • Specialized
: intramembranoso
  • During intramembranous ossification, bone forms directly within a membrane without a cartilage precursor.

Examples

  • Meckel's cartilage grows back to meet a primary jaw joint and becomes enveloped by intramembranous bone.

    Academic text (2003)
  • The majority of the skull bones and the clavicle develop through intramembranous ossification, in which the bones are formed directly from an embryonic tissue known as mesenchyme.

    Academic text (2006)
  • The majority of the skull bones form through intramembranous ossification, resulting in a rapid and direct process of bone development.

  • In intramembranous ossification, mesenchyme differentiates into bone, contributing to the formation of the flat bones of the skull.

Surface Forms

intramembranous positive

Morphology

intramembranous = intramembrane (transparent) = intra + membran + ous

The suffix '-ous' forms an adjective from 'intramembrane'.

Etymology

Intramembranous is made of intra- 'within' and membrane 'thin layer'. So intramembranous means something that happens inside a membrane, for example when parts of the skull form inside a thin layer during growth.