- parietal fold
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(MOLLUSCA: Gastropoda)
Online Dictionary of Invertebrate Zoology. A.R. Maggenti and S.L. Gardne. 2005.
parietal fold
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fold — n. [A.S. folde, a fold] 1. A doubling or folding. 2. (BRACHIOPODA) A major external elevation of the valve surface, convex in transverse profile and radial from the umbo. 3. a. (MOLLUSCA: Bivalvia) A broad undulation in the shell surface which is … Dictionary of invertebrate zoology
parietoperitoneal fold — a fold of peritoneum in the fetus, arising at the left side of the ascending colon and attached to the parietal peritoneum at the right of the ascending colon; called also Jonnesco or Juvara f … Medical dictionary
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human cardiovascular system — ▪ anatomy Introduction organ system that conveys blood through vessels to and from all parts of the body, carrying nutrients and oxygen to tissues and removing carbon dioxide and other wastes. It is a closed tubular system in which the… … Universalium
layer — A sheet of one substance lying on another and distinguished from it by a difference in texture or color or by not being continuous with it. SEE ALSO: stratum, lamina. SYN: panniculus. ameloblastic l. the internal l. of the enamel organ. SYN: enam … Medical dictionary
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respiration, human — ▪ physiology Introduction the process by which oxygen is taken up and carbon dioxide discharged. The design of the respiratory system The human gas exchanging organ, the lung, is located in the thorax, where its delicate tissues are… … Universalium
