ANTH 1001 : Anthropology Notes For Exam 2
Document Summary
Genetic similiraties between heavily and lightly melanized indviduals: all people people have about the samenumber of mealnoytes genetic differences, compared to lightly mealanized indiovdua individual heavily melanoized indviduals, 1. Human adaptation to low temperature environments: body shape: bergmans rule, body mass is higher in areas with lowertemperatures, allen"s rule, length of arms and legs is shorter in areas with lower temperatures. Human adaptation to low temperature environments: metabolism and blood flow: pops. Extremities adaptation: higher basal metabolic rate, efficient vasoconstriction; maintain higher temperature of fingers and toes, poips living in high temperature envvironement show a. Adaptation to low temperature environments: adaptations to low temperature environements by body shape, metabolism, and blood flow are developmental irreversible acclimatizations. Two varialbles influence rate of diffusion: 1 concentration difference and surface area, reversible (short term) acclimatizations, 1. Hyperventiliation: function- increase concentration difference of oxygen between lungs and blood, 2.
