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NURS 300 > Chapter 42 > Flashcards

Chapter 42 Flashcards

1
Q

What is normal pH range?

A

7.35 - 7.45

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2
Q

What is normal CO2 range?

A

35 - 45

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3
Q

What is normal O2 range?

A

80 - 100%

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4
Q

What is normal HCO3 (bicarbonate) range? What is normal arterial HCO3 range? What is normal venous HCO3 range?

A
  • normal: 22 - 26
  • arterial: 21 - 28
  • venous: 24 - 30
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5
Q

How much of total body fluid is extracellular fluid (ECF)?

A

1/3

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6
Q

Differentiate between intravascular, interstitial, and transcellular fluid?

A

– intravascular: inside vessels and between cells

– interstitial: inside tissues

– transcellular: within epithelial-lined spaces (ex. CSF, synovial fluid)

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7
Q

How much of total body fluid is intracellular fluid?

A

2/3

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8
Q

Differentiate between sensible and insensible fluid loss?

A

– sensible fluid loss: typical routes of fluid loss like urination and defecation

– insensible fluid loss: other routes of fluid loss like sweating and breathing

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9
Q

What is normal K+ range?

A

3.5 - 5

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10
Q

What is normal Ca2+ range?

A

9 - 10.5

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11
Q

What is normal Mg2+ range?

A

1.3 - 2.1

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12
Q

What is the major organ that is affected by hyperkalemia?

A

heart

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13
Q

What is the best indicator of fluid status?

A

daily weights

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14
Q

What is normal Na+ range?

A

136 - 145

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15
Q

What is normal Cl- range?

A

98 - 106

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16
Q

What is infiltration of an IV site?

A

when fluid leaks out of the vein and into surrounding tissues, resulting in tenderness, swelling, and color change

17
Q

What are the 3 characteristics of K+ imbalances?

A
  1. muscle weakness
  2. dysrrhythmias
  3. abnormal serum K+ levels
18
Q

What are the 2 characteristics of Ca2+ and Mg2+ imbalances?

A
  1. altered neuromuscular excitability
  2. abnormal serum levels
19
Q

What are the 3 characteristics of acid-base imbalances?

A
  1. changes in LOC
  2. abnormal breathing patterns
  3. abnormal PaCO2, HCO3-, and pH

NURS 300 (30 decks)

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