Approach to diarrhea

Question 1

function of the small intestine and properties helping its function

Answer 1

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Question 2

anatomical consideration of large intestine

Answer 2

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Question 3

describe the physiology of stool water balance

Answer 3

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Question 4

functional design of small intestine

Answer 4

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Question 5

describe physiology of fluid and electrolyte transport

Answer 5

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Question 6

principles of water transport

Answer 6

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Question 7

electrolyte transport

Answer 7

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Question 8

paracellular pathway

Answer 8

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Question 9

how solutes cross membranes

Answer 9

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Question 10

absorption - pump

Answer 10

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Question 11

nutrient coupled absor[tion of sodium

Answer 11

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Question 12

secretion - chloride

Answer 12

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Question 13

heterogeneity along the crypt villus axis

Answer 13

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Question 14

regulation

Answer 14

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Question 15

function of second messengers

Answer 15

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Question 16

overview of mechanisms of diarrhea

Answer 16

1. osmotic
2. secretory
3. inflammatory
4. dysmotility

Question 17

osmotic diarrhea - mechanism and archetype

Answer 17

Mechanism:

Archetype

Question 18

clinical and laboratory hallmarks of osmotic diarrhea

Answer 18

• stops with fasting

- increase in stool osmotic gap***

Question 19

Causes of osmotic diarrhea

Answer 19

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Question 20

Secretory diarrhea - mechanism and archetype

Answer 20

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Question 21

How does vibrio work? And why does oral rehydration solution work?

Answer 21

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Question 22

Clinical and laboratory hallmarks of secretory diarrhea?

Answer 22

• fasting has no effect

- no increase in stool osmotic gap

Question 23

Other causes of secretory dirrhea

Answer 23

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Question 24

Lubiprostone - function and effectiveness

Answer 24

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Question 25

Inflammatory diarrhea

Answer 25

mechanism

archetype

Question 26

clinical/laboratory hallmakrs of inflammatory diarrgea and other examples

Answer 26

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Question 27

Dysmotility type - mechanism and archetype

Answer 27

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Question 28

Dysmotility type - dumping syndrome

Answer 28

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Question 29

Clinical and laboratory hallmarks of dysmotility type

Answer 29

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