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gabriel

urinary system

QuestionAnswer
The process of fluid removal from the bloodstream by the kidneys, which handles approximately 150 to 200 liters every 24 hours. Filtration
The toxic, nitrogen-containing byproduct generated when proteins are metabolized that the urinary system must remove from the body. Nitrogenous waste (or urea)
The hormone released by the kidneys that regulates erythrocyte production in the bone marrow. Erythropoietin
The large, solid organ positioned on the right side of the body that causes the right kidney to sit slightly lower than the left. Liver
The separate, hormone-secreting organs belonging to the endocrine system that sit directly on top of each kidney. Adrenal glands
The specific type of tissue that makes up the perirenal fat, which anchors and protects the kidneys. Adipose tissue
The microscopic structural units spanning the renal cortex and medulla where blood filtration and urine production actually take place. Nephrons
The cup-like structures that enclose the tips of the renal pyramids to collect newly formed urine. Calyces (or Calyx)
The flat, funnel-shaped cavity that collects urine from the calyces and channels it directly into the ureter. Renal pelvis
The wave-like contraction of smooth muscle that propels urine down the length of the ureters. Peristalsis
The temporary storage sac for urine whose walls collapse into folds called rugae when empty. Urinary bladder
The clinical term used for the act of emptying the bladder or voiding. Micturition
The smooth muscle, involuntary valve situated at the superior neck of the bladder. Internal urethral sphincter
The skeletal muscle, voluntary valve that allows a person to consciously control when they urinate. External urethral sphincter
The clinical term describing a loss of voluntary control over the external urethral sphincter. Incontinence
Created by: yatteyy
 

 



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