Ch 25 Water Electrolyte Acid Base Flashcards

1
Q

How much water in body

A

50-70 %

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2
Q

What does excess body water =

A

Expands blood volume causes edema pitting

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3
Q

Adh antidiuretic hormone

A

Stops peeing increases reabsorption of water using membrane

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4
Q

How many ml in per day water?

A

2500 ml 2.5 l

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5
Q

What hapoens if not enough water in?

A

Adh turns off once done, it goes back to collecting duct

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6
Q

What is edema

A

Excess water in interstitial clinic assesment daily weights. Wt change=water retention 2.2 pounds = 1 l of water

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7
Q

Water inbalance

Hypovolemia

A

Low blood volume

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8
Q

Extracellualr fluids

A

High con of Na hco3 cl

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9
Q

Intracellular fluids

A

High con k+po43 mg2

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10
Q

What percent of water intake xomes from fluid?

A

60

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11
Q

What oercent water do kidneys eliminate

A

60

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12
Q

Water regulation/ balance occurs mainly through

A

Adh on collecting duct.
Body water low-pituitary gland releases ADH
Stimulates collecting duct to reabsorb water
Thereby decreasing water in urine
Increasing blood volume

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13
Q

Deficiency in body water

A

Dehydration

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14
Q

Fluid retention

A

Edema

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15
Q

Hypoxemia

A

Low level oxygen in blood

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16
Q

Fluid spacing distribution of body water

A

1st=nml
2nd =h20 in i terstitial places
3rs=h20 places not easily absorned (in stomach cavity)

17
Q

Electrolyte balance

A

Amount electrolytes gained by bodyequal amounts lost

18
Q

Na+

A

Chief extracellular cation

Aldosterone regukates Na+

19
Q

Hypernatremia

A

Excess Na+ in blood result of water loss or Na+intake

20
Q

Hyponatremia

A

Blood diluted out w water

Decrease concentration of plasma na+

21
Q

What organ orimarily excretes k+

A

Kidney

22
Q

Hyoerkalemia

A

Excess k+

23
Q

Hypokalemia

A

Lower amount than nml in blood

24
Q

Bicarb

A

Anion

Alkaline helps remove extra hydrogen ions from body

25
Q

What mechanisma work together to regukate oh

A

Buffers respirations kidney finction

26
Q

Third line defense regulating ph

A

Kidneys

27
Q

Kidneys reabsorb and excrete

A

Hydrogen ions
H secretion takes place aling renal tubules
Make reabsorb and excrete bicarb
Kidney faikure acidotic

28
Q

How is plasma ph regukated

A

Buffer
Respirations
Kidney function

29
Q

Hyperventilation

A

Respiratory alkalosis decrese h

Body tries to corewct w biffers
Blowing out co2 with hydrogen ions so now youre alkalotic you gave away all acid hydrogen ions

30
Q

Hypoventialte

A

Resp acidosis

Brth slow holding on to the hydrogen ions so acidosis

31
Q

Vomiting

A

Not stomach event

Alkalosis

32
Q

Vomiting

A

Diarhea acidosis

33
Q

Info on bicarb

A

Major form in which co2 transported pulled out
Acts as base alkaline substabces
Plays important role in acid base balance

34
Q

Buffers line defense

A

1st buffer
2nd lung
3rd kidney

35
Q

Interatitial edema resonds to ….

A

Diuretics

36
Q

Low sodium=

A

Low blood volume

Low bp

37
Q

Na+

A

Necessary for nerve muscle conduction