Surviving in the Wild - Justin Hensley

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Physiology of Survival Justin Hensley, MD @EBMgoneWILD

Transcript of Surviving in the Wild - Justin Hensley

Page 1: Surviving in the Wild - Justin Hensley

Physiology of SurvivalJustin Hensley, MD@EBMgoneWILD

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What is survival

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aborigines

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Mild 32-35°C

Moderate 28-32°C

Severe 20-28°C

Profound <20°C

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Heat-sweat

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Heat Exhaustion

38-41°C

Heat Stroke >41.1°C

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Heat

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( )

280mOsm/L350mOsm/L 42L - 42L x

42L - 42L x280mOsm/L295mOsm/L

= Water deficit

= 2.1L deficit

Normal Measured TBW - TBW x

= 7 days max survival8.4L deficit1.2L/day min

= 8.4L deficit

( )( )

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Water

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Saltwater

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