True or False: A urine specimen True label should include the date and time of collection. True or False: Urine that remains False unpreserved at room temperature will show an increase in the concentrations of nitrate, glucose, and white blood cells. True or False: specimen delivered False to the laboratory in a gray-top Vacutainer is acceptable for urinalysis. True or A urine bacterial culture should not be performed on a catheterized specimen. Normal functions of the kidney A. Regulating body hydration include all of the following except: B. Elimination of nitrogenous wastes C. Regulating electrolyte balance D. Elimination of proteins The approximate number of 1,000,000 nephrons contained in each kidney is: Increased production of aldosterone Increased plasma sodium levels causes: The primary chemical affected by the Sodium renin-angiotensin-aldosterone system is: The specific gravity of the glomerular 1.010 ultrafiltrate is: The enzyme renin is produced by the In response to low plasma sodium levels kidney: Decreased production of aldosterone: Produces a high urine volume Production of antidiuretic hormone is of body hydration controlled by the: All of the following are endogenous A. Urea clearance test substances B. Creatinine except: C. Inulin D. Beta2 microglobulin If a substance is completely filtered by Zero the glomerulus and then completely reabsorbed by the tubules, the clearance of that substance will be: The most routinely used laboratory Estimated glomerular filtration rate method for measuring the glomerular filtration rate is the: For accurate evaluation of tubular Fluid deprivation concentrating ability, patient preparation should include: A technical error that could cause a Failure to separate cells and serum discrepancy between freezing-point and
True or False: A urine specimen label should include the date and time of collection. True True or False: Urine that remains unpreserved at room temperature will show an increase in the concentrations of nitrate, glucose, and white blood cells. False True or False: specimen delivered to the laboratory in a gray-top Vacutainer is acceptable for urinalysis. False True or A urine bacterial culture should not be performed on a catheterized specimen. Normal functions of the kidney include all of the following except: A. Regulating body hydration B. Elimination of nitrogenous wastes C. Regulating electrolyte balance D. Elimination of proteins The approximate number of nephrons contained in each kidney is: 1,000,000 Increased production of aldosterone causes: Increased plasma sodium levels The primary chemical affected by the renin-angiotensin-aldosterone system is: Sodium The specific gravity of the glomerular ultrafiltrate is: 1.010 The enzyme renin is produced by the kidney: In response to low plasma sodium levels Decreased production of aldosterone: Produces a high urine volume Production of antidiuretic hormone is controlled by the: of body hydration All of the following are endogenous clearance test substances except: A. Urea B. Creatinine C. Inulin D. Beta2 microglobulin If a substance is completely filtered by the glomerulus and then completely reabsorbed by the tubules, the clearance of that substance will be: Zero The most routinely used laboratory method for measuring the glomerular filtration rate is the: Estimated glomerular filtration rate For accurate evaluation of tubular concentrating ability, patient preparation should include: Fluid deprivation A technical error that could cause a discrepancy between freezing-point and Failure to separate cells and serum