Summary Of Adaptation To High Altitude Flashcards

1
Q

Alveolar PO2

A

Decreased (resulting from decrease in barometric pressure)

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2
Q

Arterial PO2

A

Decreased (hypoxemia)

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3
Q

Arterial pH

A

Increased (respiratory alkalosis)

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4
Q

Hemoglobin concentration

A

Increased (increased EPO)

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5
Q

2,3DPG concentration

A

Increased

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6
Q

Hgb-O2 curve

A

Shift to the right (decreased affinity; increased P50)

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7
Q

Pulmonary vasucular resistance

A

Increased (hypoxic vasoconstriction)

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