Bony fishes are:

1. ureotelic 2. ammonotelic
3. uricotelic 4. Either 1 or 3

Subtopic:  Nitrogenous Excretory Products |
 75%

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Urea in humans is synthesized in:

1. Kidneys 2. Renal vein
3. Liver 4. Urinary bladder
Subtopic:  Nitrogenous Excretory Products |
 80%
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The region of human kidney where you expect to find maximum osmolarity is:
1. at the top of the renal cortex
2. at the bottom of the renal cortex
3. at the top of the renal medulla
4. at the bottom of the renal medulla

Subtopic:  Concentration of Urine |
 76%
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RAAS is opposed by:

1. ADH 2. renin
3. atrial natriuretic peptide 4. angiotensin II
Subtopic:  Autoregulation of GFR |
 77%

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The most toxic nitrogenous metabolic waste product is:

1. ammonia 2. urea
3. uric acid 4. methane
Subtopic:  Nitrogenous Excretory Products |
 92%
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Malpighian body or the renal corpuscle is made up of:
1. Glomerular capillaries and PTCN
2. Bowman's capsule and renal tubules
3. Afferent and efferent arterioles
4. Glomerular capillaries and Bowman's capsule

Subtopic:  Human Kidney: Functions | Human Kidney: Location & Cut Section |
 84%
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Filtration slits in the glomerular membrane are formed by:
1. The capillary endothelial cells
2. The basement membrane
3. The podocyte cells
4. Mesangial cells

Subtopic:  Formation of Urine |
 88%
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The basic functions of human kidneys in the production of urine include all the following except:

1. Glomerular filtration 2. Tubular reabsorption
3. Tubular secretion 4. Erythropoietin production
Subtopic:  Formation of Urine |
 86%

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The reabsorption, from the filtrate, of sodium, glucose and amino acids:
1. involves the Bowman's capsule
2. is restricted to the loop of Henle
3. occurs mainly in the proximal convoluted tubules
4. occurs mainly by osmosis

Subtopic:  Nephron Part 1 | Nephron Part 2 | Formation of Urine |
 87%
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What is the mechanism of reabsorption of glucose in the proximal convoluted tubule of the nephron?
1. Diffusion, depending on plasma glucose concentration
2. An active transport process that is linked to sodium reabsorption
3. An active transport process that is linked to amino acid transport
4. Active transport with no link to the transport of any other substance

Subtopic:  Formation of Urine |
 64%
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