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MLE-Urinary System

vocabulary words pertaining to the urinary system

Urea the main nitrogen-containing waste excreted in the urine
Diuretic a substance of drug that increases the flow of urine
Urinary bladder an elastic, muscular sac situated in the anterior part of the pelvic cavity in which urine collects before excretion
Loop of Henle the loop-shaped segment of the nephron of a vertebrate kidney; it plays a role in the transport of ions and water and the concentrating of urine; between the proximal and distal convoluted tubules
Creatinine a compound formed by the metabolism of creatine, found in muscle tissue and blood and normally excreted in the urine as a metabolic waste; measurement of creatinine levels in the blood is used to evaluate kidney function
Glomerulus a knot of coiled capillaries in the kidney; forms filtrate; small cluster or mass of blood vessels or nerve fibers
Renal medulla the innermost part of the kidneys
Kidney pair of organs in the dorsal region of the vertebrate abdominal cavity, functioning to maintain proper water and electrolyte balance, regulate acid-base concentration, and filter the blood of metabolic wastes, which are then excreted as urine
Urethra the canal through which urine passes from the bladder to the outside of the body
Glomerular (Bowman’s) Capsule a double-walled, cup-shaped structure around the glomerulus of each nephron of the vertebrate kidney; it serves as a filter to remove organic wastes, excess inorganic salts, and water
Renal artery an artery originating from the abdominal aorta and supplying the kidneys and adrenal glands and ureters
Nephron structural and functional units of the kidney
Ureters tubes that carry urine from kidney to bladder
Renal Capsule is a tough fibrous layer surrounding the kidney and covered in a thick layer of perinephric adipose tissue; it provides some protection from trauma and damage
Uric acid or urate; is a heterocyclic compound of carbon, nitrogen, oxygen, and hydrogen; uric acid is created when the body breaks down purine nucleotides
Peristalsis the waves of contraction seen in tubelike organs; propels substances along the tract
Created by: McKayla Edmonds



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