A--When someone hike, how will the altitude affect your body? as far as water, e

Question

A--When someone hike, how will the altitude affect your body? as far as water, electrolyte and acid and base balance
B-- also Its affect on these systems areconcern of this question: nervous system, kidneys and urinarysystem,endocrine system or A--When someone hike, how will the altitude affect your body? as far as water, electrolyte and acid and base balance
B-- also Its affect on these systems areconcern of this question: nervous system, kidneys and urinarysystem,endocrine system or as far as water, electrolyte and acid and base balance

Explanation / Answer

Immediate effects

Hyperventilation

Fluid loss (due to a decreased thirst drive and decrease inADH)

Increase in heart rate (HR)

Slightly lowered stroke volume

Longer term effects

Lower lactate production (because reduced glucose breakdowndecreases the amount of lactate formed).

Compensatory alkali loss in urine

Decrease in plasma volume

Increased Hematocrit (polycythemia)

Increase in RBC mass

Higher concentration of capillaries in skeletal muscletissue

Increase in myoglobin

Increase in mitochondria

Increase in aerobic enzyme concentration

Increase in 2,3-BPG

Hypoxic pulmonary vasoconstriction

Right ventricular hypertrophy

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