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Homeostatic Processes in Thermoregulation
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Homeostatic Processes in Thermoregulation

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Questions and Answers

Which physical laws limit the range of animal forms?

  • Thicker skeletons
  • Evolution
  • Properties of water (correct)
  • Muscles for locomotion
  • What is the relationship between animal form and function?

  • They are independent
  • They are opposites
  • They are not related
  • They are correlated (correct)
  • What happens to the mobility of animals as they increase in size?

  • Mobility decreases
  • Mobility increases
  • Mobility becomes limited (correct)
  • Mobility remains the same
  • Which type of muscle is responsible for voluntary movement?

    <p>Skeletal muscle</p> Signup and view all the answers

    What is the function of nervous tissue?

    <p>Transmitting nerve impulses</p> Signup and view all the answers

    Which two major systems coordinate and control responses to stimuli in animals?

    <p>Endocrine and nervous systems</p> Signup and view all the answers

    What is the role of negative feedback in homeostasis?

    <p>Damps a stimulus</p> Signup and view all the answers

    Which of the following is true about the rate of exchange in animal cells?

    <p>The rate of exchange is proportional to a cell's surface area.</p> Signup and view all the answers

    What is the role of interstitial fluid in animals?

    <p>It fills the space between cells in order to facilitate exchange with the environment.</p> Signup and view all the answers

    Which of the following is NOT a major type of animal tissue?

    <p>Nervous tissue</p> Signup and view all the answers

    What is the function of muscle tissue in animals?

    <p>Muscle tissue is responsible for body movement.</p> Signup and view all the answers

    Which of the following is true about the relationship between body size and energy costs per gram of tissue?

    <p>As body size increases, energy costs per gram of tissue decrease.</p> Signup and view all the answers

    What is torpor?

    <p>A physiological state of decreased activity and metabolism.</p> Signup and view all the answers

    What happens to the circadian clock during hibernation?

    <p>It stops functioning completely.</p> Signup and view all the answers

    Which tissue is specialized for rapid heat production in mammals?

    <p>Brown fat</p> Signup and view all the answers

    What triggers heat loss or heat-generating mechanisms in mammals?

    <p>Hypothalamus</p> Signup and view all the answers

    What is the overall flow and transformation of energy in an animal called?

    <p>Bioenergetics</p> Signup and view all the answers

    What is the metabolic rate of an endotherm at rest, with an empty stomach, and not experiencing stress called?

    <p>Basal metabolic rate</p> Signup and view all the answers

    Which of the following is NOT a characteristic of endothermic animals?

    <p>They maintain a relatively constant internal temperature</p> Signup and view all the answers

    Which of the following is a physical process by which organisms exchange heat?

    <p>Conduction</p> Signup and view all the answers

    Which of the following is NOT an adaptation for thermoregulation in animals?

    <p>Metabolic heat production</p> Signup and view all the answers

    Countercurrent heat exchange is a mechanism used by certain animals to

    <p>Reduce heat loss</p> Signup and view all the answers

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