In the Experiment Graphed Below, Researchers Heated and Cooled the Hypothalamus

question 106

Multiple Choice

In the experiment graphed below, researchers heated and cooled the hypothalamus of a mammal and determined the metabolic rates at different environmental (ambient) temperatures. Based on this experiment, which of the following statements is true?

• A) The basal metabolic rate is higher at 5°C.
• B) The basal metabolic rate is higher at 25°C.
• C) The lower critical temperature is higher at 5°C.
• D) The hypothalamic set point is increased by exposure to an ambient temperature of 25°C.
• E) Both c and d

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