Ch. 25 Module 3: Section 25.06-25.08 Dynamic Study Module

Match the urinary system feature with its correct characteristic: Creatinine.

A protein metabolite found in skeletal muscle and excreted in urine

Urea transport into the medullary collecting duct is enhanced by __________.

ADH

Identify the event in renal physiology at "A."

An increase in the concentration of interstitial fluid (fluid outside the tubule)

Match the abnormal urinary constituent with the possible cause: Ketones.

As in starvation and untreated diabetes mellitus

Identify the event in renal physiology at "C."

As water leaves the descending limb, the osmolality of filtrate increases.

Match the abnormal urinary constituent with the possible cause: Erythrocytes.

Bleeding in the urinary tract (due to trauma, kidney stones, infection, or cancer)

Match the abnormal urinary constituent with the possible cause: Glucose.

Diabetes mellitus

Match the abnormal condition with the possible cause: Diabetes insipidus.

Due to lack of ADH receptors in the collecting duct

Match the following: Alcohol.

Encourages diuresis by inhibiting release of ADH

Match the abnormal urinary constituent with the possible cause: Protein.

Glomerulonephritis, severe hypertension, heart failure, often an initial sign of renal disease

Match the following: Loop diuretics.

Inhibit formation of the medullary gradient

Match the following: Thiazides.

Less potent diuretics and work at the DCT

Match the abnormal urinary constituent with the possible cause: Bile pigments.

Liver disease (hepatitis, cirrhosis) or obstruction of bile ducts from liver or gallbladder

Tubular secretion is important for all except which of the following?

Ridding the body of excess glucose

Identify the event in renal physiology at "E."

Salt is pumped out of the ascending limb.

Which of the following is the countercurrent multiplier in the kidney?

The nephron loop (loop of Henle) of a juxtamedullary nephron

Identify the event in renal physiology at "D."

The osmolality of filtrate is at its highest.

Match the abnormal urinary constituent with the possible cause: Leukocytes.

Urinary tract infection

Match the abnormal urinary constituent with the possible cause: Hemoglobin.

Various: transfusion reaction, hemolytic anemia, severe burns, etc.

Match the urinary system feature with its correct characteristic: Urea.

Waste that actually helps form the medullary gradient

Identify the event in renal physiology at "B."

Water leaves the filtrate in the descending limb.

Match the following: Osmotic diuretics.

When a substance not absorbed carries water out with it

The reason glucose is detected in the urine of individuals with uncontrolled diabetes is because __________.

the transport maximum for glucose reabsorption has been exceeded