Acid Base Flashcards

(21 cards)

1
Q

Bohr Effect

A

CO2/O2 movement

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2
Q

Left OHS Curve

A
  • hoLds O2
  • Low temp, 2-3 DPG,
  • Lots of CO
  • aLkaLosis
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3
Q

Right OHS Curve

A
  • “Preferred”
  • releases O2
  • acidosis
  • raised temp
  • Raised 2-3 DPG
  • Reduced O2 states
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4
Q

What does 2-3 DPG do?

A

Breaks off O2 from hemoglobin

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5
Q

3 Primary Buffer Systems

A

Carbonic Acid Bicarb buffer system
Respiratory
Renal System

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6
Q

CO2 to ph changes

A

CO2 of 10 equates to 0.08 of pH in the opposite direction

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7
Q

Secondary Buffering System

A

Protein Buffering System
Phosphate Buffer System

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8
Q

K and pH

A

0.1 pH, changes K by 0.6 in opposite direction

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9
Q

DPG in Blood Banks

A

Low 2-3 DPG

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10
Q

PaO2

A

80-100

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11
Q

BE

A

-2 to 2

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12
Q

What causes methemoglobinemia

A

Nitrates
Sulfonamide
Topical caines
Exhaust
Herb/Pesticides
Nitrobenzene

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13
Q

10 of HCO3 change

A

ph 0.15 in the same direction

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14
Q

Bicarb replacement formula

A

kg/4 x BE = mEq

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15
Q

Bicarb Gap

A

Na-Cl-39

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16
Q

Bicarb Gap Numbers

A

> 6 met alkalosis
<6 hyperchloremic acidosis

17
Q

First treatment for the tx of hyperkalemia

18
Q

A-a difference for shunt

19
Q

A-a should not be greater than X at an FiO2 of X

20
Q

Anion Gap Formulas and Trigger

A

(Na+K) - (Cl+HCO3)
>20 met acid