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MHIS1513 > Session 4 - Fluid Compartments And Homeostatic Mechanisms > Flashcards

Session 4 - Fluid Compartments And Homeostatic Mechanisms Flashcards

1
Q

What are the factors that affect total body fluid?

A
  1. Age
  2. Gender
  3. Obesity
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2
Q

What is the internal environment?

A

Extracellular fluid

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3
Q

What is the value of the total body fluid?

A

42l

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4
Q

What is the value of Intracellular fluid?

A

28l

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5
Q

What is the value of extracellular fluid?

A

14l

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6
Q

What are the 2 main components of total body fluid?

A
  1. Intracellular fluid
  2. Extracellular fluid
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7
Q

What are the 3 components of Extracellular fluid?

A
  1. Intravascular fluid (Plasma)
  2. Interstitial fluid
  3. Transcellular fluid
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8
Q

What is the value of Intravascular fluid?

A

3l

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9
Q

What is the value of interstitial fluid?

A

11l

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10
Q

What is the value of Transcellular fluid?

A

1-2l

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11
Q

What are the 3 conditions on which the indicator-dilution method can be used?

A
  1. Indicator disperses evenly throughout the compartment
  2. Indicator disperses only in compartment being measured
  3. Indicator is not metabolised or excreted
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12
Q

What is the value of Na+ in Intravascular fluid?

A

142 mmol/L

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13
Q

What is the value of Na+ in interstitial fluid?

A

139 mmol/L

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14
Q

What is the value of K+ in Intravascular fluid?

A

4.2 mmol/L

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15
Q

What is the value of K+ in interstitial fluid?

A

4 mmol/L

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16
Q

What is the value of Ca++ in Intravascular fluid?

A

1.3 mmol/L

17
Q

What is the value of Ca++ in interstitial fluid?

A

1.2 mmol/L

18
Q

What is the value of Mg++ in Intravascular fluid?

A

0.8 mmol/L

19
Q

What is the value of Mg++ in interstitial fluid?

A

0.7 mmol/L

20
Q

What is the value of Cl- in Intravascular fluid?

A

106 mmol/L

21
Q

What is the value of Cl- in interstitial fluid?

A

108 mmol/L

22
Q

What is the value of glucose in Intravascular fluid?

A

5 mmol/L

23
Q

What is the value of glucose in interstitial fluid?

A

5 mmol/L

24
Q

What is the value of proteins in Intravascular fluid?

A

7 g/dL

25
Q

What is the value of proteins in interstitial fluid?

A

2 g/dL

26
Q

What is the hematocrit of males?

A

42%

27
Q

What is the hematocrit of females?

A

38%

28
Q

What is the value of proteins in intracellular fluid?

A

16g/dL

MHIS1513 (13 decks)

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