True or false: Aldosterone increases the number of Na+ pumps and channels and thus decreases both Na+ and water reabsorption.True false question.TrueFalse
Question
True or false: Aldosterone increases the number of Na+ pumps and channels and thus decreases both Na+ and water reabsorption.True false question.TrueFalse
Solution
True. Aldosterone does increase the number of Na+ pumps and channels, but this actually increases Na+ and water reabsorption, not decreases it. The hormone works to increase sodium reabsorption in the kidneys, which helps to increase water reabsorption (since water follows sodium) and thus increase blood volume and blood pressure.
Similar Questions
Aldosterone:Group of answer choicesincreases sodium reabsorption by the kidney.increases water reabsorption.increases the water volume in extracellular fluid.increases sodium reabsorption by the kidney, water reabsorption, and water volume in extracellular fluid.
Fill in the Blank QuestionFill in the blank question.Aldosterone affects the kidney, causing it to conserve ions and to excrete ions.
The major effect of aldosterone on the kidneys is to promote Blank______.Multiple choice question.sodium ion reabsorption and potassium ion excretion by the proximal convoluted tubulessodium ion excretion and potassium ion reabsorption by the distal convoluted tubulessodium ion excretion and potassium ion reabsorption by the proximal convoluted tubulessodium ion reabsorption and potassium ion excretion by the distal convoluted tubules
)Which one of the following statements about aldosterone iscorrect?a) it produces its effect by activating C-AMP .b) it produces its effect by increasing membrane permeability to potassiumc) it causes an increased reabsorption of hydrogen ion.d) it has its main effect on the proximal tubule .e) it is secreted in response to an increase in blood pressure
If the level of aldosterone in the blood increases, then A) more potassium is excreted in the urine B) more sodium is excreted in the urine C) blood pressure will drop D) glomerular filtration rate will drop
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