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Med Surg II-Module 6
Alterations in Elimination chapters 47
| Question | Answer |
|---|---|
| aldosterone | hormone synthesized and released by the adrenal cortex; causes the kidneys to reabsorb sodium |
| antidiuretic hormone (ADH) | hormone secreted by the posterior pituitary gland; causes the kidneys to reabsorb more water (aka: vasopressin) |
| anuria | decreased urine output of less than 50 mL in 24 hours |
| bacteriuria | bacteria in the urine |
| creatinine | endogenous waste product of muscle energy metabolism |
| diuresis | increased urine volume |
| dysuria | painful or difficult urination |
| erythropoietin | glycoprotein produced by kidney; stimulates bone marrow to produce red blood cells |
| glomerular filtration rate (GFR) | amount of plasma filtered through the glomeruli per unit of time |
| glomerulus | tuft of capillaries forming part of the nephron through which filtration occurs |
| glycosuria | excretion of glucose in the urine |
| hematuria | red blood cells in the urine |
| micturtion | urination or voiding |
| nephrons | structural and functional untis of the kiney responsible for urine formation |
| nocturia | awakening at night to urinate |
| oliguria | urine output less than 400 mL in 24 hours or less than 0.5 mL/kg/hr over 6 hours |
| proteinuria | protein in the urine |
| pyuria | white blood cells in the urine |
| renal clearance | ability of the kidneys to clear solutes from the plasma |
| specific gravity | expression of the degree of concentration of the urine |
| urea nitrogen | end product of protein metabolism (aka: blood urea nitrogen BUN) |
| urinary frequency | voiding more frequently than every 3 hours |