Mechanisms for MT2 - kidneys and acid-base balance

Question 1

Follow path of urine through kidneys.

Answer 1

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Question 2

Follow drop of blood through kidney.

Answer 2

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Question 3

What are the parts of the tubular nephron?

Answer 3

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Question 4

List the areas where filtration, secretion and reabsorbtion occur, which are variable and which are not.

Answer 4

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Question 5

What are the three barriers to filtration?

Answer 5

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Question 6

What are the filtration pressures and what is the NFP equation?

Answer 6

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Question 7

Show how blood flow from the afferent arteriole affects GFR.

Answer 7

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Question 8

Describe juxtaglomerular feedback and define what type of regulation it is.

Answer 8

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Question 9

What are the other controls of filtration? Briefly describe them.

Answer 9

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Question 10

Draw out the baroreceptor reflex.

Answer 10

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Question 11

Describe reabsorption as well as transcellular and pericellular transport.

Answer 11

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Question 12

How is sodium reabsorbed? Draw it out.

Answer 12

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Question 13

Draw out the RAAS.

Answer 13

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Question 14

Draw out the ANP pathway.

Answer 14

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Question 15

When is aldosterone inhibited from the RAAS pathway?

Answer 15

Refer to notes. (hint its during dehydration)

Question 16

Draw out the graph depicting renal threshold and tubular maximum.

Answer 16

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Question 17

Draw out water reabsorption.

Answer 17

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Question 18

Draw out potassium secretion.

Answer 18

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Question 19

Draw out the vertical gradient and countercurrent multiplication.

Answer 19

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Question 20

Draw out the vasopressin mechanism.

Answer 20

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Question 21

Define the relative levels of solutes in all of the fluid compartments of the body.

Answer 21

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Question 22

How do we fix changes in blood pressure by changing sodium concentration? Draw the pathway.

Answer 22

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Question 23

Draw the pathway of vasopressin and thirst as is relates to the hypothalamus.

Answer 23

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Question 24

Draw out renal mechanism 1.

Answer 24

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Question 25

Draw out renal mechanism 2.

Answer 25

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Question 26

Draw out the table for ABG.

Answer 26

Refer to notes.