When youâre craving is a cup of joe, the menu at Starbucks may seem overwhelming. It doesnât even use the word âregularâ to describe any one size or blend. But you can get a simple, basic cup of coffee â equivalent to what your neighborhood shop might call a regular â once you crack Starbucksâ terminology.
Medical Definition of RETICULUM. 1. : the second compartment of the stomach of a ruminant in which folds of the mucous membrane form hexagonal cellsâcalled also honeycomb; compare abomasum, omasum, rumen.edical Definition of RETICULUM. 1. : the second compartment of the stomach of a ruminant in which folds of the mucous membrane form hexagonal cellsâcalled also honeycomb; compare abomasum, omasum, rumen.
Endoplasmic Reticulum. Endoplasmic reticulum is a continuous membrane, which is present in both plant cells, animal cells and absent in prokaryotic cells. It is the membrane of network tubules and flattened sacs, which serves a variety of functions within the cell.ndoplasmic reticulum is an extensive membrane network of cisternae (sac-like structures), which are held together by the cytoskeleton. The phospholipid membrane encloses a space, the lumen from the cytosol, which is continuous with the perinuclear space.