25. The Urinary System

Which of the following substances has regulated reabsorption in the renal tubules?

Approximately what percentage of the filtrate produced by the glomeruli is reabsorbed into the bloodstream under normal physiological conditions?

Which factor would increase the glomerular filtration rate?

Glucose is removed from the filtrate in the nephron by which process?

Which of the following best describes glomerular filtration rate (GFR)?

What is the effect of increased hydrostatic pressure of blood on glomerular filtration rate (GFR)?

What are the forces opposing filtration at the glomerulus?

How is water in the filtrate reabsorbed into the blood during the process of glomerular filtration?

Almost all of the sodium ions found in the glomerular filtrate are:

What causes the release of renin from the juxtaglomerular apparatus?

In renal physiology, how and where are hydrogen ions primarily secreted in the nephron?

Which process primarily regulates the excretion of water from the kidneys?

Which of the following would reduce the glomerular filtration rate?

What effect does constricting the efferent arteriole have on the glomerular filtration rate?

Which of the following factors results in a decrease in glomerular capillary pressure?