Community Medicine / Medical Terminology

Community Medicine / Medical TerminologySalwa Sh. Abdul-Wahid Lecture Number 13Urogenital DisorderKidneysOrigin of termsCalyx (G) –cupCortex (L)-rind, outer portionGlomerulus (L)-tuft, clusterMedulla (L)-marrow, inner portionNephr, nephro (G)-kidneyRen (L) –KidneyAnatomic tremsKidneys –paired, bean-shaped organs situated behind the peritoneum onboth sides of the lumbar spine. Their function is to preservethe ionic balance of the blood and extract its waste products.Nephron – the functional unit of the kidney. Each nephron consists of arenal corpuscle and renal tubule.Renal carpusle –composed of a tangled cluster of blood capillaries calleda glumerulus, which is surrounded by a thin saclike structurecalled a glomerular capsule (Bowman’s capsule).Renal cortex – outer portion of the kidney. It forms a shell around themedulla.Renal medulla – composed of conical masses of tissue called renalpyramids, whose bases are directed toward the convexsurface of the kidney, and whose apexes form the renalpapillae.Renal pelvis – funnel –shaped enlargement of the ureter as it leaves thekidney pelvis.23