Water and Fluid Balance Flashcards

1
Q

Signs of dehydration in infant

A

Sunken fontanels, sunken eyes , lethargy

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2
Q

What is diffusion ?

A

movement of particles down a concentration gradient

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3
Q

The concentration gradient

A

is the difference between the high and low concentration areas

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4
Q

What does diffusion depend on ?

A

Concentration gradient
membrane permeability
particle size
electrical potential across the membrane

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5
Q

Remember what cations and anions are

A

cations (+)

anions (-)

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6
Q

Fluid and electrolyte alterations can be treated with

A

IV solutions

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7
Q

Two main groups of IV solutions

A

Colloids and Crystalloids

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8
Q

Isotonic solutions have similar

A

solute concentration with plasma

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9
Q

Different isotonic solutions

A

Dextrose in water - D5W, Normal Saline, Lactated Ringer

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10
Q

Once you are giving fluids, you are always monitoring your

A

Intake and Output

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11
Q

Signs of Hypovolemia

A
Increased thirst
dry mouth and swollen tongue 
weakness
dizziness
palpitations (feeling that the heart is jumping or pounding) 
confusion
sluggishness feeling
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12
Q

Isotonic Fluid Excess is also known as

A

Hypervolemia

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13
Q

A bolus

A

is fluid given over a short amount of time, like 30 minutes. It is a higher amount than what a normal person could tolerate. Receiver could have trauma that necessitates a large amount of fluid intake

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14
Q

Deficits or excess of electrolytes are shown in

A

serum labs values

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15
Q

Potassium is _______________.

what is the normal range?

A

tightly regulated.

3.5-5 mEq/L

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16
Q

Elimination of Potassium is done through the

A

GI tract (stool, emesis (vomiting) )
Skin (Sweat)
90% is by the kidneys

17
Q

Hypocalcemia

A

deficit of calcium in the ECF

18
Q

ROME

A

Respiratory opposite Metabolic Equal

19
Q

What sort environment does consuming excessive amounts of pure water create in the body fluid that surrounds your cells? What effect would this have on your cells ?

A

Hypotonic