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level: Thermoregulation

Questions and Answers List

level questions: Thermoregulation

QuestionAnswer
Define endothermsThose that maintain a constant body temperature independent of the environment.
Define ectothermsOrganisms that are dependent on external sources of body heat.
What are the four thermoregulation mechanisms?convection, radiation, conduction, evaporation
What does insulin do in thermoregulation?Insulin acts on the hypothalamic thermally responsive neurons to induce hyperthermia by promoting an increase in heat production and/or vasoconstriction.
Define thermogenesisThe dissipation of energy through the production of heat
Define vasomotor controlRegulation of the amount of blood passing to a particular body part or organ by controlling the internal diameter of blood vessels
What do thyroid hormones do in thermoregulation?Thyroid hormones boost animals' basal metabolic rate and represent an important thermoregulatory pathway for mammals that face cold temperatures.