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Match urinary system feature with correct characteristic. -reabsorbed actively and passively


A) urea
B) creatinine
C) uric acid
D) Na+
E) glucose

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   The following questions refer to the accompanying diagram of the steps of the activation and function of the renin-angiotensin-aldosterone system. Six of the molecules/actions have been removed and replaced with letters A-F. Match the letter with list of missing terms below to complete the diagram. -angiotensin converting enzyme The following questions refer to the accompanying diagram of the steps of the activation and function of the renin-angiotensin-aldosterone system. Six of the molecules/actions have been removed and replaced with letters A-F. Match the letter with list of missing terms below to complete the diagram. -angiotensin converting enzyme

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Match urinary system feature with correct characteristic. -a detoxified ammonia compound


A) urea
B) creatinine
C) uric acid
D) Na+
E) glucose

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The renal process whereby substances are selectively transferred from the peritubular blood into the renal tubule is


A) filtration.
B) secretion.
C) reabsorption.
D) excretion.
E) none of these answers.

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Tubular reabsorption


A) involves the movement of substances from the peritubular capillaries into the tubular fluid.
B) involves the movement of substances from the tubular fluid into the peritubular capillaries.
C) is considered to be active if any one of the five steps of transepithelial transport is active.
D) both (a) and (c) above.
E) both (b) and (c) above.

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The Bowman's capsule hydrostatic pressure opposes filtration.

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MATCHING: ART MATCHING: ART     The accompanying figure relates to the steps of transepithelial transport. The barriers a substance must cross are labeled in the diagram 1-5. Match the sequence of barriers crossed with the descriptions using the key below. -capillary wall A) Step 1 B) Step 2 C) Step 3 D) Step 4 E) Step 5 The accompanying figure relates to the steps of transepithelial transport. The barriers a substance must cross are labeled in the diagram 1-5. Match the sequence of barriers crossed with the descriptions using the key below. -capillary wall


A) Step 1
B) Step 2
C) Step 3
D) Step 4
E) Step 5

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If the plasma concentration of substance X is 200 mg/100 ml and the GFR is 125 ml/min, the filtered load of this substance is ____________________.

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MATCHING Match renal function with correct characteristic. -tubular secretion


A) movement of substances from the peritubular capillary blood into the tubular lumen
B) movement of substances from the glomerular capillary blood into the tubular lumen
C) everything filtered or secreted that is not subsequently reabsorbed
D) movement of substances from the tubular lumen into the peritubular capillary blood

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The vertical osmotic gradient in the kidney


A) is established and maintained by the countercurrent system.
B) makes it possible to put out urine of variable concentration depending on the needs of the body by varying the degree of water permeability of the distal portions of the nephron.
C) is found in the renal cortex.
D) both (a) and (b) above.
E) all of these answers.

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Match the correct statement about sodium reabsorption. -Plays a pivotal role in the reabsorption of glucose, amino acids, H2O, Cl-, and urea.


A) sodium reabsorption in the distal and collecting tubules
B) sodium reabsorption in the proximal tubule
C) sodium reabsorption coupled with chloride reabsorption in the loop of Henle

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Excretion


A) is the removal of substances that were filtered at the glomerulus or secreted but not reabsorbed.
B) is the process by which a substance moves from the peritubular capillary blood to the tubular fluid.
C) conserves substances that are important to the body.
D) occurs by active transport of substances into the urinary bladder.
E) is controlled by sympathetic activity.

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Vasopressin is also known as ____________________, indicative of its effect on the kidneys.

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antidiuret...

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Indicate whether the portion of the tubule in question is permeable or impermeable to the substance in question using the following answer code: -The descending limb of Henle's loop is ______ to H2O.


A) permeable
B) impermeable

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Glomerular filtration


A) occurs in the loop of Henle.
B) is the process by which plasma water, electrolytes, and small molecules, which enter Bowman's capsule, are separated from blood cells and protein, which remain in the glomerular capillaries.
C) is the process by which a substance is transported from the tubular fluid to the peritubular capillaries.
D) both (a) and (b) above.
E) none of these answers.

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MATCHING Match renal function with correct characteristic. -urine excretion


A) movement of substances from the peritubular capillary blood into the tubular lumen
B) movement of substances from the glomerular capillary blood into the tubular lumen
C) everything filtered or secreted that is not subsequently reabsorbed
D) movement of substances from the tubular lumen into the peritubular capillary blood

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Match chemicals below with the correct characteristic. -Is acted upon by renin.


A) renin
B) angiotensinogen
C) angiotensin I
D) angiotensin II
E) aldosterone
F) atrial natriuretic peptide

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Match urinary system feature with correct characteristic. -protein metabolite of skeletal muscle tissue


A) urea
B) creatinine
C) uric acid
D) Na+
E) glucose

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The ___________carries blood into the kidney, while the ________ carries blood into the glomerulus.

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renal arte...

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Match the correct statement about sodium reabsorption. -Is subject to hormonal control.


A) sodium reabsorption in the distal and collecting tubules
B) sodium reabsorption in the proximal tubule
C) sodium reabsorption coupled with chloride reabsorption in the loop of Henle

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