Describe how each of the following parts of the hypothalamus plays a role in thermoregulation: preoptic area, heat-promoting center, and heat-losing center.
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Describe how each of the following parts of the hypothalamus
plays a role in thermoregulation: preoptic area, heat-promoting
center, and heat-losing center.
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- Describe the major heat-promoting and heat-losing mechanisms of the bodyDemonstrate the components of a negative feedback homeostatic reflex arc in the process of thermoregulation?Compare and contrast mechanisms of heat loss with mechanisms of heat promotion, and explain how these mechanisms determine body temperature.
- Endotherms can regulate how much heat is gained or lost between the environment and their bodies via 4 different mechanisms/processes. List and describe these mechanisms.Describe the factors that influence body heat production.What is thermoregulation and why is it necessary for the human body to function properly? List two physiological responses the human body takes to when its core temperature gets too high. Briefly explain how each works to reduce core temperature. Explain why one of these responses will not work if the air temperature is extremely high. Explain why one of these responses will not work if the relative humidity is extremely high.
- The human body is composed of water, proteins, fat, and minerals. Its specific heat reflects thiscomposition. With 75% water and 25% protein, what would be the specific heat of the body?Differentiate the three ways of heat transfer.Describe heat production and regulation in the body.Which of the following are true about the "integrator" portion of intake regulation? (More than one answer may be correct): A) It received sensory input from chemoreceptors in the gut B) It receives sensory input from adipose tissue C) It is located in the digestive tract D) It can only increase apetite, not decrease it E) It is located in the hypothalamus
- Describe how body temperature is regulated, and indicate the common mechanisms regulating heat production/retention and heat loss from the body.Describe absorptive mechanisms and the anatomical characteristics of absorptive tissueIndicate whether the following metabolic processes primarily occur during the FED STATE or FASTED STATE. 1. Release of insulin 2. Release of glucagon 3. Glycolysis 4. Glycogenesis 5. Gluconeogenesis 6. Lipogenesis 7. Glycogenolysis 8. Lipolysis 9. Glucose release 10. Glucose uptake