Biology - Comprehensive Mock Test 10

Question 91 Medium

Which one of the following is not a part of a renal pyramid?

A) Loops of Henle B) Peritubular capillaries C) Convoluted tubules D) Collecting ducts

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Question 92 Medium

Which one of following correctly explains the function of a specific part of a human nephron?

A) Afferent arteriole : Carries the blood away from the glomerulus towards renal vein B) Podocytes : Create minute spaces (slit pores) for the filtration of blood into the Bowman's capsule C) Henle's loop : Most reabsorption of the major substances from the glomerular filtrate D) Distal convoluted tubule: Reabsorption of K+ ions into the surrounding blood capillaries

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Question 93 Medium

Which of the two waste products are removed from the blood in liver by Ornithine cycle?

A) Urea and CO2 B) Uric acid and ammonia C) Ammonia and CO2 D) Urea and ammonia

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Question 94 Medium

Which of the following structures facilitates easy passage of small molecules to the glomerular capsule?

A) Loop of the nephron B) Peritubular capillary C) Convoluted tubule D) Glomerulus

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Question 95 Medium

Which of the following leads to the secretion of aldosterone from the adrenal cortex?

A) Chymotrypsin B) Trypsin C) Renin D) None of these

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Question 96 Medium

Which of the following hormones promotes the excretion of potassium ions and the re-absorption of sodium ions?

A) Aldosterone B) Rennin C) ADH D) None of these

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Question 97 Medium

Which of the following hormones is involved in regulating the water-salt balance of the blood?

A) Cortisone B) Aldosterone C) ADH D) ANH

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Question 98 Medium

When the infection is localized in the urethra, it is called ?

A) Urethritis B) Cystitis C) Pyelonephritis D) Hemodialysis

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Question 99 Medium

When the infection invades the urinary bladder, it is called ?

A) Cystitis B) Urethritis C) Pyelonephritis D) Hemodialysis

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Question 100 Easy

Why do we urinate more in wet and cold months?

A) Kidney becomes more active B) Increase of ADH secretion C) Sweating is much reduced D) Impairment of water absorption in nephron

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