'Countercurrent heat exchange' diaporamas de présentation

GENERAL CHARACTERISTICS OF THE THERMAL ENVIRONMENT AND MECHANISMS OF THERMAL REGULATION

GENERAL CHARACTERISTICS OF THE THERMAL ENVIRONMENT AND MECHANISMS OF THERMAL REGULATION. Humans tend to control their internal environment at about 37 o C (98.6 o F) although temperatures as high as 42 o C (108 o F) and as low as 18 o C (64 o F)have been reported in extreme cases.

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Chapter 25

Chapter 25. 0. Control of the Internal Environment. Let Sleeping Bears Lie Bears do not actually hibernate but are dormant during the winter Animals have internal homeostatic mechanisms to compensate for fluctuations in the external environment

556 views • 42 slides

Ensuring paternity Sheep blow fly, Lucilia cuprina box 5.4

Ensuring paternity Sheep blow fly, Lucilia cuprina box 5.4. Monogamous mating and eusociality. Mating system is central to the proposed evolution of eusociality (coming in ch . 12) Colonies of social insects (Hymenoptera, Isoptera ) Reproductive individuals (Queen, King, Drone)

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Temperature Relations

Temperature Relations. Chapter 4. Outline. Microclimates Aquatic Temperatures Temperature and Animal Performance Extreme Temperature and Photosynthesis Temperature and Microbial Activity Balancing Heat Gain Against Heat Loss Body Temperature Regulation Plants Ectothermic Animals

999 views • 29 slides

Animal Form and Function

Animal Form and Function. 2x. Area = 1 Strength = 1 Weight = 1 Strength/ wt = 1. Area = 1 Strength = 4 Weight = 8 Strength/ wt = 1/2. flat. branched. folded. Aerobic respiration. Regulatory homeostasis. Conformational homeostasis. Heterotherm Alpine marmot. poikilotherm.

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Diving Adaptions in Marine Mammals

284 views • 13 slides