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nikhil04
@nikhil04
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Joined: Aug 19, 2020
Last seen: Jan 13, 2022
Topics: 0 / Replies: 1353
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Answer to: Which one of the following is a sesamoid bone?

(b) Patella Explanation: Sesamoid bones are formed in the tendons at the joints, e.g. patella.

5 years ago
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Answer to: Sella turcica is found (a) near pituitary (b) in bone

(b) in bone Explanation: Sella turcica/turkish saddle/pituitary fossa is a depression in sphenoid bone of skull in which pituitary gland lies.

5 years ago
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Answer to: Which of the following is made up of a single bone in mammal?

(b) Hyoid Explanation: Hyoid is a horse shoe shaped bone present in neck between lower law and sound box (larynx). It is not articulated to any bo...

5 years ago
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Answer to: Cranium of human contains (a) 12 bones

(b) 8 bones Explanation: Cranium of human body consists of 8 bones. There are 1 frontal, 2 parietal, 2 temporal, 1 occipital, 1 sphenoid and 1 eth...

5 years ago
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Answer to: Assertion: In the descending limb of loop of Henle, the urine is hypertonic, whereas in ascending limb of loop of Henle, the urine is hypotonic.

(a) If both Assertion and Reason are correct and Reason is the correct explanation of Assertion. Explanation: Descending limb of Henle is permeabl...

5 years ago
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Answer to: Assertion: Hemodialysis can save and prolong the life of uremic patients.

(a) If both Assertion and Reason are correct and Reason is the correct explanation of Assertion. Explanation: The blood urea level rises abnormall...

5 years ago
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Answer to: Assertion: Main constituent of human urine is ammonia. Reason: If human urine is allowed to stand for some time, it smells strongly of ammonia.

(d) If both the Assertion and Reason are incorrect. Explanation: Urea is the chief nitrogenous constituent of human urine, though it possesses sma...

5 years ago
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Answer to: Assertion: In vertebrates, the liver is also referred as an accessory excretory organ. Reason: Liver helps kidneys in the secretion of urine.

(c) If Assertion is correct but Reason is incorrect. Explanation: In vertebrates, the lungs, liver & skin are referred as accessory excretory ...

5 years ago
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Answer to: Assertion: Ultrafiltration takes place in presence of effective filtration pressure.

(c) If Assertion is correct but Reason is incorrect. Explanation: Ultrafiltration takes place in renal corpuscle of uriniferous tubule. It takes p...

5 years ago
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Answer to: Assertion: Aldosterone is a steroid hormone and is important in the control of sodium and potassium ion concentration in mammals.

(a) If both Assertion and Reason are correct and the Reason is a correct explanation of the Assertion. Explanation: Aldosterone is one of the impo...

5 years ago
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Answer to: Assertion: Secreting hypotonic urine is effective in reducing urinary loss of water.

(d) If both the Assertion and Reason are incorrect. Explanation: Hypotonic urine means concentration of urine is less than that of blood. Hyperton...

5 years ago
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Answer to: Assertion: During physiology of excretion, deamination does not take place in liver.

(d) If both the Assertion and Reason are incorrect. Explanation: Deamination is the process of converting amino acid to keto acid with the release...

5 years ago
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Answer to: If Henle’s loop were absent from mammalian nephron which of the following is to be expected

(d) the urine will be more dilute. Explanation: Henle's loop is responsible for the reabsorption of water and sodium chloride from the urine. Henc...

5 years ago
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Answer to: Which one of the following statements in regard to the excretion by the human kidneys is correct?

(d) Nearly 99 percent of the glomerular filtrate is reabsorbed by the renal tubules

5 years ago
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Answer to: Duct of Bellini is concerned with

(c) Conduction of urine Explanation: Renal collecting tubules are also known as duct of bellini. These are the long narrow tubes in the kidney tha...

5 years ago
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Answer to: In which of the following minimum content of urea is present?

(c) Renal vein Explanation: Renal veins connects the kidney to inferior vena cava. They carry the blood purified by the kidney and carry minimum q...

5 years ago
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Answer to: Toxic substances are detoxified in human body in

(c) liver Explanation: Liver is the primary site of detoxification and elimination of body wastes and poisons. Liver detoxifies endotoxins, e.g. t...

5 years ago
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Answer to: Reabsorption in tubules of nephrons occurs by

(d) both (b) & (c) Explanation: Tubular reabsorption is the second process in urine formation through filtrate. In this, most of the filtrate ...

5 years ago
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