infoldings

The extent of surface within the lungs is estimated at ninety-eight square yards, which is due to the extensive infoldings of the surface [Fig 6], just as a large surface of thin cloth can, by folding, be compressed into a small space.

Disease and Its Causes William Thomas Councilman

The walls of the epidermal cells of the petals are peculiarly thickened by apparent infoldings of the wall (_B_), and these cells, as well as those below them, contain small, yellow bodies

Elements of Structural and Systematic Botany For High Schools and Elementary College Courses Douglas Houghton Campbell

The former appear early in fetal life, are few in number, and are produced by infoldings of the entire thickness of the brain wall, and give rise to corresponding elevations in the interior of the ventricle.

IX. Neurology. 4c. The Fore-brain or Prosencephalon 1918

It is, as Woods Hutchinson expresses it, the creator of the entire body; its embryonic infoldings form the alimentary canal, the brain, the spinal cord, while every sense is but a specialization of its general organic activity.

Studies in the Psychology of Sex, Volume 4 Sexual Selection In Man Havelock Ellis 1899

The bronchial tubes are the tree-like branches of the trachea, and extend to the air-cells themselves, which may be considered as built up around them in some such fashion as a toy balloon on its wooden stem, but with many infoldings, etc.

Voice Production in Singing and Speaking Based on Scientific Principles (Fourth Edition, Revised and Enlarged) Wesley Mills 1881

This is called the cerebellum, and when cut through exhibits singular, radiating, tree-like markings, due to the infoldings of the surface of the organ, and called the arbor vitæ (Fig. 70, av).

The Common Frog 1874

This apparent intercalation of younger among older zones has now been accounted for by infoldings and faulting of the strata.

More Letters of Charles Darwin — Volume 2 Charles Darwin 1845

Each propectus is a section of cuticle containing a number of infoldings and protrusions, including the sternal (ventral) plate, pleural (lateral) plate, horizontal apodeme, cervical apodeme and pleural apophysis

PLoS ONE Alerts: New Articles Richard P. Berry et al. 2010

The basal plates provide solid foundations for large upward extending infoldings that provide protective housing for the nerve cord, and attachment points for several muscles of the neck and forelegs.

PLoS ONE Alerts: New Articles Richard P. Berry et al. 2010

With its narrow streets and dark and hidden infoldings, there's a distinctly feminine, mysterious, and inexplicably magnetic aspect to Japan that exists in few other places in the world.

PopMatters Michael Antman 2009