Renal System MCQs
Renal System MCQs
Try to answer these Renal System MCQs and check your understanding of the Renal System subject. Scroll down and let's begin!
1: The movement of substances out of the glomerulus and into bowman's capsule is referred to as _____.
A. Filteration
B. Secretion
C. Absorption
D. Reabsorption
2: Under the influence of antidiuretic hormone (adh), _____ is produced.
A. Urine containing more glucose
B. Bloody urine
C. Urine containing a lower concentration of urea
D. More concentrated urine
3: The descending limb of the nephron loop ________.
A. Is not permeable to water
B. Is freely permeable to sodium and urea
C. Pulls water by osmosis into the lumen of the tubule
D. Contains fluid that becomes more concentrated as it moves down into the medulla
4: What is the primary function of the renal system?
A. Regulation of body temperature
B. Transportation of oxygen to body tissues
C. Filtration and excretion of metabolic waste products from the blood
D. Production of hormones for digestion
5: Which of the following structures is NOT part of the renal system?
A. Kidneys
B. Ureters
C. Gallbladder
D. Urinary bladder
6: What is the functional unit of the kidney responsible for filtering blood and forming urine?
A. Nephron
B. Glomerulus
C. Urethra
D. Ureter
7: Which hormone regulates the reabsorption of water and sodium in the kidney tubules?
A. Insulin
B. Thyroxine
C. Aldosterone
D. Estrogen
8: What is the name of the process by which metabolic waste and excess substances are removed from the blood and excreted as urine?
A. Osmosis
B. Filtration
C. Secretion
D. Reabsorption
9: How does the renal system regulate blood pressure?
A. By releasing insulin to control blood glucose levels
B. By secreting hormones that constrict blood vessels
C. By adjusting the amount of water and sodium excreted in urine, which affects blood volume
D. By producing red blood cells to carry oxygen
10: Which of the following is a waste product commonly excreted in urine?
A. Glucose
B. Urea
C. Hemoglobin
D. Calcium
11: What is the name of the triangular region in the kidney that contains the renal pyramids and collecting ducts?
A. Renal sinus
B. Renal medulla
C. Renal cortex
D. Renal pelvis
12: Which of the following is a common disorder of the renal system characterized by inflammation of the kidneys and painful urination?
A. Diabetes mellitus
B. Glomerulonephritis
C. Hypertension
D. Anemia
13: Where does the urine go after leaving the kidneys?
A. Urethra
B. Ureter
C. Urinary bladder
D. Renal pelvis
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Renal System MCQs
