Search Results for: kidney
Head kidney
Head kidney --> pronephros 1. The definitive excretory organ of primitive fishes. Synonym: head kidney. 2. In the embryos... Read More
Kidney calices
Definition noun, singular: kidney calyx Funnel-shaped structures that allow passage of the urine from the ducts of the renal... Read More
Kidneys and Regulation of Water and Inorganic Ions
Renal Functions Kidneys remove/add substances from/to the plasma.Regulate water concentration, inorganic ion... Read More
Hilum of kidney
Hilum of kidney The depression on the medial border of the kidney through which pass the segmental renal vessels and renal... Read More
Homeostasis
Homeostasis is the tendency not to stray from the range of favorable or ideal internal conditions. Such conditions must be... Read More
Renal medulla
Definition noun, plural: renal medullae or renal medullas The inner region of the kidney that is arranged into renal... Read More
Filtration
Filtration Definition What is filtration? Filtration is separating a solid from a fluid through a porous material that... Read More
Renal cortex
Definition noun, plural: renal cortexes or renal cortices The outer region of the kidney where the glomeruli, the proximal... Read More
Hypertonic solution
Hypertonic Solution Definition Hypertonic solution is a relative term that describes the solution having a higher amount of... Read More
Hyperosmotic
Hyperosmotic Definition What is hyperosmotic? The word hyperosmotic is derived from two Greek words: 'hyper', meaning... Read More
Vasopressin
Definition noun, plural: vasopressins An antidiuretic peptide hormone produced by the magnocellular and the parvocellular... Read More
Convoluted
The word convoluted is often used to describe different things, especially structures or components, that have overlapped.... Read More
Renal pyramid
Definition noun, plural: renal pyramids A conical mass of tissues as seen on longitudinal section of the kidney and... Read More
Glycocalyx
What is the Glycocalyx? The glycocalyx is a polysaccharide-based gel-like, highly hydrous cellular thin layer, covering... Read More
Glycosuria
Definition noun, plural: glycosuria The presence of atypically high sugar level in urine Supplement Glycosuria is a... Read More
Erythropoietin
Definition noun, plural: erythropoietins A glycoprotein hormone that regulates the production of red blood cells in the bone... Read More
Aldosterone
Definition noun, plural: aldosterones A mineralocorticoid with a chemical formula of C21H28O5, and controls salt and water... Read More
Urinary system
Definition noun The organ system concerned with the production and excretion of urine Supplement An organ system, (sometimes... Read More
Renal column
Definition noun, plural: renal columns A column-like extension of the renal cortex in the renal medulla Supplement A... Read More
Simple squamous epithelium
Simple Squamous Epithelium Definition Simple squamous epithelium, also known as simple squamous epithelial tissue or... Read More
Hypertonic
Hypertonic Definition Hypertonic is a term used to describe an entity being in the state of hypertonicity, where there is a... Read More
Parenchyma
Parenchyma Definition What does parenchyma mean? Let's define the word "parenchyma". Most of the functional tissues in... Read More
Homeostasis of Organism Water Regulation
Osmoregulation Osmoregulation is the regulation of water concentrations in the bloodstream, effectively controlling the... Read More
Animal Water Regulation
Homeostatic control, a set environment, and how evolution and natural selection drives a species to adapt to its environment... Read More
Endoplasmic reticulum
Endoplasmic Reticulum Definition The endoplasmic reticulum is a membrane-bound organelle in cells of eukaryotic cells... Read More
Cholesterol
Definition noun A sterol or a modified steroid that is synthesized by animal cells to become an essential component of... Read More