2330552
Descrição
Quiz por #أطباء_2020 , atualizado more than 1 year ago
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Criado por #أطباء_2020
mais de 9 anos atrás
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Questão 1
Questão
The arteries which run between the medullary pyramids:
Responda
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Arcuate arteries.
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Interlobular arteries.
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Interlobar arteries.
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Renal artery.
Questão 2
Questão
Regarding renal plasma clearance:
Responda
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It is the ability of the kidney to clear the plasma of certain substance.
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The process which removes the unwanted substances from glomerular capillary bed.
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It is a measure of the effectiveness of the kidney to remove substances from ECF.
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All of the above.
Questão 3
Questão
Glomerular filtration rate:
Responda
-
The percentage of renal plasma flow that becomes a glomerular filtrate.
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The volume of fluid filtered from glomerular capillaries into bowman's capsule per unit time.
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Both A & B.
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Non of the above.
Questão 4
Questão
Decreased renal blood flow will lead to:
Responda
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Increased GFR.
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Decreased GFR.
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Increased glomerular capillary pressure.
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Both A & C.
Questão 5
Questão
Sever constriction of efferent arterioles leads to:
Responda
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Increased GFR.
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Decreased GFR.
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Increased plasma osmotic pressure.
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Both B & C.
Questão 6
Questão
GFR is:
Responda
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Inversely proportional to the permeability of glomerular membrane.
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Directly proportional to plasma proteins concentration.
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Directly proportional to the diameter of afferent arterioles.
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Non of the above.
Questão 7
Questão
According amino acids reabsorption:
Responda
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Reabsorbed partially by 2ry active process.
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Reabsorbed completely by 1ry active process.
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Reabsorbed partially by 1ry active process.
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Reabsorbed completely by 2ry active process.
Questão 8
Questão
65% of filtered water is reabsorbed in:
Responda
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Proximal tubule by facilitated diffusion.
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Distal tubule by facultative reabsorption.
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Proximal tubule by passive diffusion.
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Both B & C.
Questão 9
Questão
Which of the following is true about Loop of Henle:
Responda
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The thin ascending limb is permeable to water.
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The thick descending limb is impermeable to water.
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25% of Na+ & Cl-- are reabsorbed In it.
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All of the above.
Questão 10
Questão
The thick ascending limb of loop of Henle:
Responda
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Maintains a low intercellular sodium concentration.
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Have a co-transporter which transport 1Na+, 1K+& 1Cl--.
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Maintains a negative electrical potential in the cell.
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All of the above.
Questão 11
Questão
Regarding renal counter current mechanism:
Responda
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It include loop of Henle & Vasa recta only.
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Doesn't depend on the osmolality.
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It is a mechanism of urine concentration.
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Non of the above.
Questão 12
Questão
The function of the countercurrent exchanger system in vasa recta:
Responda
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Prevent removal of NaCl & urea from the interstitium.
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Maintain the hypoosmolarity in the medullary pyramid.
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Prevent water removal from the interstitium.
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Allow urine & NaCl to pass to the circulation.
Questão 13
Questão
Kidney can excrete diluted urine when:
Responda
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One drinks small amount of water.
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Drinking a hypotonic fluid.
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ADH secretion is stimulated.
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Both B & C.
Questão 14
Questão
Acetazolamide is:
Responda
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Drug used to increase rate of urine production.
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Inhibits carbonic anhydrase enzyme.
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Block Na+ - K+ - Cl-- co-transporter.
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Both A & B.
Questão 15
Questão
Which of the following increase Na+ reabsorption:
Responda
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Aldosterone.
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Estrogen.
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Glucocorticoid.
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All of the above.
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