L4: Acid Base Physiology Flashcards by Paul Choi | Brainscape

Q

What is the Henderson-Hasselbalch equation?

A

pH = 6.1 + log (HCO3- / 0.03 x PCO2 )

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Q

Phosphate buffer equation (base)

A

NaOH + NaH2PO4 -> H2O + Na2HPO4

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Q

Phosphate buffer equation (acid)

A

HCl + Na2HPO4 -> NaCl + NaH2PO4

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Q

Bicarbonate buffer equation

A

CO2 + H2O -(carbonic anhydrase) -> H2CO3 -> H+ + HCO3-

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Q

pK of bicarbonate buffer

A

6.1

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Q

pK of phosphate buffer

A

6.8

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Q

Secretion of H+ at renal tubules

A

Draw out diagram

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Q

Active secretion of H+

A

Draw out diagram

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Q

Addition of HCO3-

A

Draw out diagram (Phosphate and Ammonia)

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Q

Renal compensation for respiratory acidosis

A

Increased addition/absorption of HCO3- in kidneys

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Q

Respiratory compensation for metabolic acidosis

A

Increase ventilation to decrease PCO2

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Q

Respiratory compensation for metabolic alkalosis

A

Decreased ventilation to increase PCO2

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