Exam 21: Filtration, Urine Formation, and Fluid Regulation

Which of the following are structures that help compose the nephron? I.Bowman's capsule II.Proximal convoluted tubule III.Loop of Henle IV.Collecting duct

Which of the following substances, when excessive, does the nephron clear from the plasma? I.Sodium II.Potassium III.Chloride IV.Calcium

Which of the following parts of the nephron is highly impermeable to water?

Why would a patient on mechanical ventilation have a rapid weight gain?

Which of the following is a diuretic that is effective and quick-acting in treating edema of congestive heart failure?

What percentage of the glomerular filtrate is reabsorbed into the blood?

Which of the following are considered substances that are eliminated by the kidneys? I.Hemoglobin II.Urea III.Creatinine IV.Bilirubin

Which of the following is the main factor determining the degree of filtration across the glomerular membrane?

Which of the following hormones inhibit the effects of aldosterone? I.ANH II.BNP III.ADH IV.Cortisol

Glomerular filtrate is the same as plasma except it does not contain which of the following?

Which of the following autoregulatory mechanisms of renal blood flow is the most important?

Which of the following is the best clinical indicator of perfusion adequacy?

Which of the following substances are almost totally reabsorbed from the tubules? I.Sodium II.Potassium III.Chloride IV.Bicarbonate

Which of the following substances is secreted at the juxtaglomerular apparatus when systemic blood pressure decreases?

Which of the following is an example of a loop diuretic?

Under the influence of ADH, what type of urine is excreted by the kidneys?

Which of the following is an example of an osmotic diuretic?