The final concentration of the fluid to produce a markedly hypertonic urine takes place in (a) Loop of Henle (b) Distal convoluted tubule (c) Collecting tubule (d) Both (b) and (c)

The final concentration of the fluid to produce a markedly hypertonic urine takes place in (a) Loop of Henle (b) Distal convoluted tubule (c) Collecting tubule (d) Both (b) and (c)
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Reabsorption of useful substances from glomerular filtrate occurs in (a) collecting tube (b) loop of Henle (c) proximal convoluted tubule (d) distal convoluted tubule.

Description : Reabsorption of useful substances from glomerular filtrate occurs in (a) collecting tube (b) loop of Henle (c) proximal convoluted tubule (d) distal convoluted tubule.

Last Answer : (c) proximal convoluted tubule

Which one of the four parts mentioned below does not constitute a part of single uriniferous tubule? (a) Distal convoluted tubule (b) Collecting duct (c) Bowman’s capsule (d) Loop of Henle

Description : Which one of the four parts mentioned below does not constitute a part of single uriniferous tubule? (a) Distal convoluted tubule (b) Collecting duct (c) Bowman’s capsule (d) Loop of Henle

Last Answer : (b) Collecting duct

The fluid reaching the distal convoluted tubule from the ascending limb of Henle's loop is (a) isotonic in respect of plasma (b) hypotonic in respect of plasma (c) hypertonic in respect of plasma (d) variable

Description : The fluid reaching the distal convoluted tubule from the ascending limb of Henle's loop is (a) isotonic in respect of plasma (b) hypotonic in respect of plasma (c) hypertonic in respect of plasma (d) variable

Last Answer : Ans:(a)

Which one of the following statements in regard to the excretion by the human kidneys is correct? (a) Descending limb of loop of Henle is impermeable to water.(b) Distal convoluted tubule is incapable of reabsorbing HCO3 – . (c) Nearly 99 per cent of the glomerular filtrate is reabsorbed by the renal tubules. (d) Ascending limb of loop of Henle is impermeable to electrolytes.

Description : Which one of the following statements in regard to the excretion by the human kidneys is correct? (a) Descending limb of loop of Henle is impermeable to water. (b) Distal convoluted tubule is ... reabsorbed by the renal tubules. (d) Ascending limb of loop of Henle is impermeable to electrolytes.

Last Answer : (c) Nearly 99 per cent of the glomerular filtrate is reabsorbed by the renal tubules.

The maximum amount of electrolytes and water (70 – 80 percent) from the glomerular filtrate is reabsorbed in which part of the nephron? (a) Ascending limb of loop of Henle (b) Distal convoluted tubule (c) Proximal convoluted tubule (d) Descending limb of loop of Henle

Description : The maximum amount of electrolytes and water (70 – 80 percent) from the glomerular filtrate is reabsorbed in which part of the nephron? (a) Ascending limb of loop of Henle (b) Distal convoluted tubule (c) Proximal convoluted tubule (d) Descending limb of loop of Henle

Last Answer : (c) Proximal convoluted tubule

The Na+ retaining action of aldosterone is exerted on the: A. Proximal convoluted tubule B. Ascending limb of loop of Henle C. Cortical diluting segment D. Distal convoluted tubul

Description : The Na+ retaining action of aldosterone is exerted on the: A. Proximal convoluted tubule B. Ascending limb of loop of Henle C. Cortical diluting segment D. Distal convoluted tubul

Last Answer : D. Distal convoluted tubule

In a normal nephron: a. the descending loop of Henle is impermeable to water b. anti-diuretic hormone (ADH) increases the permeability of collecting ducts to water c. all the filtered glucose is re-absorbed in the proximal tubule d. nearly all the filtered protein is reabsorbed in the proximal convoluted tubule

Description : In a normal nephron: a. the descending loop of Henle is impermeable to water b. anti-diuretic hormone (ADH) increases the permeability of collecting ducts to water c. all the filtered ... in the proximal tubule d. nearly all the filtered protein is reabsorbed in the proximal convoluted tubule

Last Answer : nearly all the filtered protein is reabsorbed in the proximal convoluted tubule

Furosemide inhibits reabsorption of sodium and chloride in (A) Proximal convoluted tubules (B) Loop of Henle (C) Distal convoluted tubules (D) Collecting ducts

Description : Furosemide inhibits reabsorption of sodium and chloride in (A) Proximal convoluted tubules (B) Loop of Henle (C) Distal convoluted tubules (D) Collecting ducts

Last Answer : Answer : B

Aldosterone increases reabsorption of sodium in (A) Proximal convoluted tubules (B) Ascending limb of loop of Henle (C) Descending limb of loop of Henle (D) Distal convoluted tubules

Description : Aldosterone increases reabsorption of sodium in (A) Proximal convoluted tubules (B) Ascending limb of loop of Henle (C) Descending limb of loop of Henle (D) Distal convoluted tubules

Last Answer : Answer : D

Match the items given in column I with those in column II and select the correct option given below. Column I Column II (Function) (Part of excretory system) A. Ultrafiltration (i) Henle’s loop B. Concentration (ii) Ureter of urine C. Transport of urine(iii) Urinary bladder D. Storage of urine (iv) Malpighian corpuscle (v) Proximal convoluted tubule A B C D (a) (iv) (v) (ii) (iii) (b) (iv) (i) (ii) (iii) (c) (v) (iv) (i) (ii) (d) (v) (iv) (i) (iii)

Description : Match the items given in column I with those in column II and select the correct option given below. Column I Column II (Function) (Part of excretory system) A. Ultrafiltration (i) Henle's loop B. Concentration (ii) Ureter of urine C. ... (ii) (iii) (c) (v) (iv) (i) (ii) (d) (v) (iv) (i) (iii)

Last Answer : (b) (iv) (i) (ii) (iii)

Thiazide diuretics enhance K+ elimination in urine primarily by: A. Inhibiting proximal tubular K+ reabsorption B. Inhibiting Na+ K+-2Cl– cotransport in the ascending limb of loop of Henle C. Increasing the availability of Na+ in the distal tubular fluid to exchange with interstitial K+ D. Potentiating the action of aldosterone

Description : Thiazide diuretics enhance K+ elimination in urine primarily by: A. Inhibiting proximal tubular K+ reabsorption B. Inhibiting Na+ K+-2Cl- cotransport in the ascending limb of loop of Henle C ... in the distal tubular fluid to exchange with interstitial K+ D. Potentiating the action of aldosterone

Last Answer : C. Increasing the availability of Na+ in the distal tubular fluid to exchange with interstitial K

Nonsteroidal antiinflammatory drugs reduce the diuretic action of furosemide by: A. Preventing prostaglandin mediated intrarenal haemodynamic actions B. Blocking the action in ascending limb of loop of Henle. C. Enhancing salt and water reabsorption in distal tubule D. Increasing aldosterone secretion

Description : Nonsteroidal antiinflammatory drugs reduce the diuretic action of furosemide by: A. Preventing prostaglandin mediated intrarenal haemodynamic actions B. Blocking the action in ascending limb of loop ... C. Enhancing salt and water reabsorption in distal tubule D. Increasing aldosterone secretion

Last Answer : A. Preventing prostaglandin mediated intrarenal haemodynamic actions

Which one of the following correctly explains the function of a specific part of the human nephron? (a) Podocytes : create minute spaces (slit pores) for the filtration of blood into the Bowman’s capsule (b) Henle’s loop : most reabsorption of the major substances from the glomerular filtrate (c) Distal convoluted tubule : reabsorption of K+ ions into the surrounding blood capillaries (d) Afferent arteriole : carries the blood away from the glomerulus towards renal vein.

Description : Which one of the following correctly explains the function of a specific part of the human nephron? (a) Podocytes : create minute spaces (slit pores) for the filtration of blood into the ... blood capillaries (d) Afferent arteriole : carries the blood away from the glomerulus towards renal vein.

Last Answer : (a) Podocytes : create minute spaces (slit pores) for the filtration of blood into the Bowman’s capsule

The part of nephron involved in active reabsorption of sodium is (a) distal convoluted tubule (b) proximal convoluted tubule (c) Bowman’s capsule (d) descending limb of Henle’s loop.

Description : The part of nephron involved in active reabsorption of sodium is (a) distal convoluted tubule (b) proximal convoluted tubule (c) Bowman’s capsule (d) descending limb of Henle’s loop.

Last Answer : (b) proximal convoluted tubule

Which one of the following is not a part of a renal pyramid? (a) Peritubular capillaries (b) Convoluted tubules (c) Collecting ducts (d) Loop of Henle

Description : Which one of the following is not a part of a renal pyramid? (a) Peritubular capillaries (b) Convoluted tubules (c) Collecting ducts (d) Loop of Henle

Last Answer : (b) Convoluted tubules

The primary site of action of thiazide diuretics is: A. Proximal tubule B. Ascending limb of loop of Henle C. Cortical diluting segment D. Collecting ducts

Description : The primary site of action of thiazide diuretics is: A. Proximal tubule B. Ascending limb of loop of Henle C. Cortical diluting segment D. Collecting ducts

Last Answer : C. Cortical diluting segment

Assertion `:-` Antidiuretic hormone, increases the water permeability of distal convoluted tubule. Reason `:-` In the absence of ADH, water re-absorpt

Description : Assertion `:-` Antidiuretic hormone, increases the water permeability of distal convoluted tubule. Reason `:-` In the absence of ADH, water re-absorpt

Last Answer : Assertion `:-` Antidiuretic hormone, increases the water permeability of distal convoluted tubule. Reason ... . If both Assertion & Reason are false.

Which of the following causes an increase in sodium reabsorption in the distal convoluted tubule

Description : Which of the following causes an increase in sodium reabsorption in the distal convoluted tubule

Last Answer : Which of the following causes an increase in sodium reabsorption in the distal convoluted tubule ... levels D. Decrease in antidiuretic hormone levels

Anti-diuretic diuretic hormone (ADH) a. is synthesized by the posterior lobe of the pituitary gland b. is released by neurosecretion c. its secretion is increased by a low plasma osmolarity d. increases the permeability of the distal convoluted tubule

Description : Anti-diuretic diuretic hormone (ADH) a. is synthesized by the posterior lobe of the pituitary gland b. is released by neurosecretion c. its secretion is increased by a low plasma osmolarity d. increases the permeability of the distal convoluted tubule

Last Answer : is released by neurosecretion

Which of the following causes an increase in sodium reabsorption in the distal convoluted tubule? (a) Increase in aldosterone levels (b) Increase in antidiuretic hormone levels (c) Decrease in aldosterone levels (d) Decrease in antidiuretic hormone levels

Description : Which of the following causes an increase in sodium reabsorption in the distal convoluted tubule? (a) Increase in aldosterone levels (b) Increase in antidiuretic hormone levels (c) Decrease in aldosterone levels (d) Decrease in antidiuretic hormone levels

Last Answer : (a) Increase in aldosterone levels

The Na+-Cl– symport in the early distal convoluted tubule of the kidney is inhibited by: A. Thiazides B. Metolazone C. Xipamide D. All of the above

Description : The Na+-Cl– symport in the early distal convoluted tubule of the kidney is inhibited by: A. Thiazides B. Metolazone C. Xipamide D. All of the above

Last Answer : D. All of the above

Brush border is characteristic of (a) neck of nephron (b) collecting tube (c) proximal convoluted tubule (d) all of these.

Description : Brush border is characteristic of (a) neck of nephron (b) collecting tube (c) proximal convoluted tubule (d) all of these.

Last Answer : (c) proximal convoluted tubule

Antidiuretic hormone (A) Is secreted by hypothalamus (B) Secretion is increased when osmolality of plasma decreases (C) Increases obligatory reabsorption of water (D) Acts on distal convoluted tubules and collecting ducts

Description : Antidiuretic hormone (A) Is secreted by hypothalamus (B) Secretion is increased when osmolality of plasma decreases (C) Increases obligatory reabsorption of water (D) Acts on distal convoluted tubules and collecting ducts

Last Answer : Answer : D

The following diuretic acts on the luminal membrane of distal tubule and collecting ducts to inhibit electrogenic Na+ reabsorption so that K+ excretion is diminished and bicarbonate excretion is enhanced: A. Xipamide B. Isosorbide C. Triamterene D. Spironolactone

Description : The following diuretic acts on the luminal membrane of distal tubule and collecting ducts to inhibit electrogenic Na+ reabsorption so that K+ excretion is diminished and bicarbonate excretion is enhanced: A. Xipamide B. Isosorbide C. Triamterene D. Spironolactone

Last Answer : C. Triamterene

Secretion of K+ in the late distal tubule and collecting ducts of kidney depends on: A. Intracellular K+ content B. Unabsorbed Na+ load presented to the distal segment C. Aldosterone level D. All of the above

Description : Secretion of K+ in the late distal tubule and collecting ducts of kidney depends on: A. Intracellular K+ content B. Unabsorbed Na+ load presented to the distal segment C. Aldosterone level D. All of the above

Last Answer : D. All of the above

Removal of proximal convoluted tubule from the nephron will result in (a) no change in quality and quantity of urine (b) no urine formation (c) more diluted urine (d) more concentrated urine.

Description : Removal of proximal convoluted tubule from the nephron will result in (a) no change in quality and quantity of urine (b) no urine formation (c) more diluted urine (d) more concentrated urine.

Last Answer : (c) more diluted urine

In what organ in the human body would you find the glomerulus, Bowman's capsule, the loop of Henle and the collecting duct?

Description : In what organ in the human body would you find the glomerulus, Bowman's capsule, the loop of Henle and the collecting duct?  

Last Answer : ANSWER: KIDNEY

Assertion : Kidneys maintain the osmotic concentration of the blood . Reason : Kidneys eliminate either hypotonic or hypertonic urine according to the

Description : Assertion : Kidneys maintain the osmotic concentration of the blood . Reason : Kidneys eliminate either hypotonic or hypertonic urine according to the

Last Answer : Assertion : Kidneys maintain the osmotic concentration of the blood . Reason : Kidneys eliminate either ... D. If both Assertion and Reason are false

Assertion `:-` Proximal convoluted tubule is lined by brush-bordered cuboidal epithelium. Reason `:-` PCT is main site of selective reabsorption of us

Description : Assertion `:-` Proximal convoluted tubule is lined by brush-bordered cuboidal epithelium. Reason `:-` PCT is main site of selective reabsorption of us

Last Answer : Assertion `:-` Proximal convoluted tubule is lined by brush-bordered cuboidal epithelium. Reason `:-` ... D. If both Assertion & Reason are false.

Removal of proximal convoluted tubule from the nephron will be result in

Description : Removal of proximal convoluted tubule from the nephron will be result in

Last Answer : Removal of proximal convoluted tubule from the nephron will be result in A. More concentrated urine B. ... C. No urine formation D. More diluted urine

Removal of proximal convoluted tubule from the nephron will be result in

Description : Removal of proximal convoluted tubule from the nephron will be result in

Last Answer : Removal of proximal convoluted tubule from the nephron will be result in A. No urine formation B. ... D. No change in quality and quantity of urine

Cuboidal epithelium with brush border of microvilli is found in (a) lining of intestine (b) ducts of salivary glands (c) proximal convoluted tubule of nephron (d) Eustachian tube

Description : Cuboidal epithelium with brush border of microvilli is found in (a) lining of intestine (b) ducts of salivary glands (c) proximal convoluted tubule of nephron (d) Eustachian tube

Last Answer : c) proximal convoluted tubule of nephron

Choose the correct statement about thiazide diuretics: A. They act in the proximal convoluted tubule B. They are uricosuric C. They augment corticomedullary osmotic gradient D. They induce diuresis in acidosis as well as alkalosis

Description : Choose the correct statement about thiazide diuretics: A. They act in the proximal convoluted tubule B. They are uricosuric C. They augment corticomedullary osmotic gradient D. They induce diuresis in acidosis as well as alkalosis

Last Answer : D. They induce diuresis in acidosis as well as alkalosis

What structure is between the proximal and distal convoluted tubules?

Description : What structure is between the proximal and distal convoluted tubules?

Last Answer : Need answer

Obligatory reabsorption of water (A) Is about 50% of the total tubular reabsorption of water (B) Is increased by antidiuretic hormone (C) Occurs in distal convoluted tubules (D) Is secondary to reabsorption of solutes

Description : Obligatory reabsorption of water (A) Is about 50% of the total tubular reabsorption of water (B) Is increased by antidiuretic hormone (C) Occurs in distal convoluted tubules (D) Is secondary to reabsorption of solutes

Last Answer : Answer : D

In the human kidney: a. renal plasma flow is normally 660 ml/minute b. blood flow in the cortex is greater than that in the medulla c. resorption of ions and water occurs mainly in the distal convoluted tubules d. anti-diuretic hormone increases water resorption mainly in the distal convoluted tubules

Description : In the human kidney: a. renal plasma flow is normally 660 ml/minute b. blood flow in the cortex is greater than that in the medulla c. resorption of ions and water ... the distal convoluted tubules d. anti-diuretic hormone increases water resorption mainly in the distal convoluted tubules

Last Answer : blood flow in the cortex is greater than that in the medulla

Proximal and distal convoluted tubules are parts of (a) seminiferous tubules (b) nephron (c) oviduct (d) vas deferens

Description : Proximal and distal convoluted tubules are parts of (a) seminiferous tubules (b) nephron (c) oviduct (d) vas deferens

Last Answer : (b) nephron

Inhibition of carbonic anhydrase results in (a) Abolition of NaHCO3 reabsorption in proximal tubule (b) Enhanced of NaHCO3 reabsorption in proximal tubule (c) Enhanced NAHCO3 secretion in distal tubule (d) None of the above

Description : Inhibition of carbonic anhydrase results in (a) Abolition of NaHCO3 reabsorption in proximal tubule (b) Enhanced of NaHCO3 reabsorption in proximal tubule (c) Enhanced NAHCO3 secretion in distal tubule (d) None of the above

Last Answer : Ans: A

When the nurse notes that the post cardiac surgery patient demonstrates low urine output (< 25 ml/hr) with high specific gravity (> 1.025), the nurse suspects: a) Inadequate fluid volume Urine output of less than 25 ml/hr may indicate a decrease in cardiac output. A high specific gravity indicates increased concentration of solutes in the urine which occurs with inadequate fluid volume. b) Normal glomerular filtration Indices of normal glomerular filtration are output of 25 ml or greater per hour and specific gravity between 1.010 and 1.025. c) Overhydration Overhydration is manifested by high urine output with low specific gravity. d) Anuria The anuric patient does not produce urine.

Description : When the nurse notes that the post cardiac surgery patient demonstrates low urine output (< 25 ml/hr) with high specific gravity (> 1.025), the nurse suspects: a) Inadequate fluid volume Urine ... by high urine output with low specific gravity. d) Anuria The anuric patient does not produce urine.

Last Answer : a) Inadequate fluid volume Urine output of less than 25 ml/hr may indicate a decrease in cardiac output. A high specific gravity indicates increased concentration of solutes in the urine which occurs with inadequate fluid volume.

Amiloride inhibits K+ excretion in the distal tubules and collecting ducts by blocking: A. Electrogenic K+ channels B. Electrogenic Na+ channels C. Nonelectrogenic Na+-Cl– symport D. H+K+ATPase

Description : Amiloride inhibits K+ excretion in the distal tubules and collecting ducts by blocking: A. Electrogenic K+ channels B. Electrogenic Na+ channels C. Nonelectrogenic Na+-Cl– symport D. H+K+ATPase

Last Answer : B. Electrogenic Na+ channels

Markedly increased concentration responsible for kernicterus in hemolytic disease of the newborn. A A. Unconjugated bilirubin B. Conjugated bilirubin C. Both D. None of these

Description : Markedly increased concentration responsible for kernicterus in hemolytic disease of the newborn. A A. Unconjugated bilirubin B. Conjugated bilirubin C. Both D. None of these

Last Answer : Unconjugated bilirubin

Assertion `:-` In cortical nephrone, the loop of Henle is too short and extends only very little into medulla. Reason `:-` Vasa recta is absent or hig

Description : Assertion `:-` In cortical nephrone, the loop of Henle is too short and extends only very little into medulla. Reason `:-` Vasa recta is absent or hig

Last Answer : Assertion `:-` In cortical nephrone, the loop of Henle is too short and extends only very little into ... . D. If both Assertion & Reason are false.

Assertion `:-` When filtrate pass through descending limb of loop of Henle it becomes concentrate. Reason` :-` Descending limb allows transport of ele

Description : Assertion `:-` When filtrate pass through descending limb of loop of Henle it becomes concentrate. Reason` :-` Descending limb allows transport of ele

Last Answer : Assertion `:-` When filtrate pass through descending limb of loop of Henle it becomes concentrate. Reason ... D. If both Assertion & Reason are false.

Select the correct order of osmolarity changes in fillrate w.r.t. plasma in `:-` Bowmans capsul `rarr` PCT `rarr` Descending loop of henle `rarr `Asce

Description : Select the correct order of osmolarity changes in fillrate w.r.t. plasma in `:-` Bowmans capsul `rarr` PCT `rarr` Descending loop of henle `rarr `Asce

Last Answer : Select the correct order of osmolarity changes in fillrate w.r.t. plasma in `:-` Bowmans ... `rarr` Isotonic `rarr` Hypotonic `rarr` Hypertonic

Loop of Henle is meant for absorption of or What is removed from the filtrate at loop of Henle

Description : Loop of Henle is meant for absorption of or What is removed from the filtrate at loop of Henle

Last Answer : Loop of Henle is meant for absorption of or What is removed from the filtrate at loop of Henle A. ... not filtered in the glomerulus C. Urea D. Water

What for the ascending limb of Loop of Henle is permeable

Description : What for the ascending limb of Loop of Henle is permeable

Last Answer : What for the ascending limb of Loop of Henle is permeable A. Glucose B. `NH_(3)` and `CO_(2)` C. `Na^(+)` D. Water

Loop of Henle is associated with `:-`

Description : Loop of Henle is associated with `:-`

Last Answer : Loop of Henle is associated with `:-` A. Excretory system B. Respiratory system C. Reproductive system D. Digestive system

Descending limp of loop of henle is -___ and ascending limb is ____to water

Description : Descending limp of loop of henle is -___ and ascending limb is ____to water

Last Answer : Descending limp of loop of henle is -___ and ascending limb is ____to water

Descending limp of loop of henle is -___ and ascending limb is ____to water

Description : Descending limp of loop of henle is -___ and ascending limb is ____to water

Last Answer : Descending limp of loop of henle is -___ and ascending limb is ____to water