The transverse ridges and grooves on the surface of tooth enamel. [peri- + G. kyma, wave]

* * *

peri·ky·ma·ta -'kī-mət-ə n pl minute transverse ridges on the surface of the enamel of a tooth which correspond to the incremental lines of Retzius

* * *

peri·ky·ma·ta (per″e-kiґmə-tə) pl. of perikyґma [peri- + Gr. kyma wave] the numerous small transverse ridges on the surface of the enamel of permanent teeth, representing overlapping prism groups; continued abrasion erodes the enamel surface and obliterates them.

Medical dictionary. 2011.

Нужна курсовая?

Look at other dictionaries:

  • Perikyma — Perikymata (Greek plural of perikyma) are the pits around the long microscopical prisms of tooth enamel. They indicate the places where enamel producing cells used to make contact to neighbouring cells and are the result of normal enamel… …   Wikipedia

  • Tooth enamel — Labeled molar Latin enamelum Code TA …   Wikipedia

  • Bharattherium — Temporal range: Late Cretaceous (Maastrichtian) Scientific classification Kingdom: Animalia Phylum: Chordata Clas …   Wikipedia

  • Bioarchaeology — The term bioarchaeology was first coined by British archaeologist Grahame Clark in 1972 as a reference to zooarchaeology, or the study of animal bones from archaeological sites. Redefined in 1977 by Jane Buikstra, bioarchaeology in the US now… …   Wikipedia

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”