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Renal System and Urinary Tract Disorders Quiz

#1

Which of the following is a function of the kidneys?

Regulation of blood pressure
Explanation

Regulates blood pressure by controlling the volume of blood and the concentration of salts and water in the body.

#2

What is the primary function of the urinary system?

Removal of metabolic waste
Explanation

Removes waste products, excess salts, and water from the bloodstream to form urine.

#3

What is the primary function of the ureters?

Transport of urine to the bladder
Explanation

Muscular tubes that carry urine from the kidneys to the bladder for storage and eventual elimination.

#4

What is the medical term for painful or difficult urination?

Dysuria
Explanation

Commonly caused by inflammation or infection of the urinary tract.

#5

Which of the following is NOT a risk factor for developing kidney stones?

Low dietary intake of sodium
Explanation

High dietary intake of certain substances, such as calcium and oxalate, is a risk factor for kidney stone formation.

#6

What is the primary function of the glomerulus?

Filtration of blood
Explanation

Filters blood and removes waste products and excess fluid to form urine.

#7

Which of the following is a symptom of kidney stones?

Severe abdominal pain
Explanation

Causes severe pain in the abdomen or back as the stones move through the urinary tract.

#8

What is the medical term for blood in the urine?

Hematuria
Explanation

Presence of red blood cells in the urine, which can indicate various underlying conditions.

#9

Which of the following is a risk factor for developing urinary tract infections (UTIs) in females?

Short urethra
Explanation

Shorter urethra in females allows bacteria to reach the bladder more easily, increasing the risk of UTIs.

#10

Which hormone regulates the reabsorption of water in the kidneys?

Aldosterone
Explanation

Controls the balance of water and electrolytes in the body by acting on the kidneys.

#11

What is the main function of the renal pelvis?

Transport of urine to the bladder
Explanation

Collects urine from the kidney and funnels it into the ureter for transport to the bladder.

#12

Which of the following conditions is characterized by the formation of cysts in the kidneys?

Polycystic kidney disease
Explanation

A genetic disorder that causes fluid-filled cysts to form in the kidneys, leading to kidney enlargement and impaired function.

#13

Which condition is characterized by the inflammation of the kidneys' filtering units?

Glomerulonephritis
Explanation

Inflammation of the glomeruli, which can impair kidney function and lead to other health problems.

#14

Which of the following conditions is characterized by excessive protein in the urine?

Nephrotic syndrome
Explanation

Causes the kidneys to excrete too much protein in the urine, leading to swelling and other symptoms.

#15

What is the most common cause of acute renal failure?

Decreased blood flow to the kidneys
Explanation

Results from a sudden drop in blood flow to the kidneys, often due to dehydration or a severe infection.

#16

Which imaging technique is commonly used to diagnose renal artery stenosis?

Angiography
Explanation

Involves injecting a contrast dye into the blood vessels to visualize the narrowing or blockage in the renal arteries.

#17

Which of the following is a characteristic symptom of diabetic nephropathy?

Proteinuria
Explanation

Commonly presents with protein in the urine, indicating kidney damage due to diabetes.

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