Quiz on Homeostasis and the Human Urinary System

Where can the loop of Henle be found in the kidney?

• Glomerulus

• Bowman’s capsule

• Renal medulla

• Proximal convoluted tubule

What is the condition of urine produced after an individual drinks plenty of water?

• High in urea

• Dilute

• Low in salts

• High in glucose

Which test can be performed in the laboratory to determine if a person has diabetes?

• Blood pressure test

• Urine test

• X-ray test

• Skin test

Explain the role of the liver when blood sugar levels decrease.

• Release insulin

• Convert glycogen to glucose

• Increase blood sugar levels

• Produce red blood cells

What is the difference in the concentration of amino acids in blood plasma and urine?

• Lower in urine

• No amino acids in urine

• Equal in both

• Higher in urine

How does kidney failure affect the regulation of water balance in the blood?

• Increases water reabsorption

• Causes dehydration

• Decreases water reabsorption

• No effect on water balance

Explain the effect of removing the pancreas on the production of enzymes and hormones.

• Increases hormone production

• Stops digestion

• Decreases enzyme production

• Affects blood glucose levels

What process happens in J in the structure of a nephron and collecting duct?

• Secretion

• Osmosis

• Reabsorption

• Ultrafiltration

Why does the fluid in the loop of Henle not contain glucose?

• Glucose is passively absorbed

• Glucose is actively pumped out

• Glucose is secreted

• Glucose is too large to pass through

What can be predicted about the loop of Henle in animals living in a humid environment?

• Longer loop of Henle

• No effect on loop of Henle

• No loop of Henle

• Shorter loop of Henle