Homeostatic Processes in Thermoregulation
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Questions and Answers

Which physical laws limit the range of animal forms?

  • Properties of land
  • Properties of fire
  • Properties of air
  • Properties of water (correct)

    • What is the relationship between animal form and function?

  • They are directly related (correct)
  • They are randomly related
  • They are unrelated
  • They are inversely related

    • What happens to the mobility of animals as they increase in size?

  • It becomes easier
  • It remains the same
  • It becomes more difficult (correct)
  • It becomes unpredictable

    • Which type of muscle tissue is responsible for voluntary movement?

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

    Which type of muscle tissue is responsible for involuntary body activities?

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

    Which type of muscle tissue is responsible for contraction of the heart?

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

    Which type of tissue functions in the receipt, processing, and transmission of information?

    <p>Nervous tissue</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

    Which of the following is NOT a way that birds and some nonavian reptiles raise their body temperature?

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

    Where are the sensors responsible for thermoregulation concentrated 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

    During hibernation, the metabolic rates can be up to 20 times lower than if the animal attempted to maintain normal body temperature. What is the range of normal body temperature during hibernation?

    <p>36-38ºC</p> Signup and view all the answers

    What is the average daily rate of energy consumption for most terrestrial animals?

    <p>Two to four times BMR (endotherms) or SMR (ectotherms)</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

    Which type of tissue covers the outside of the body and lines the organs and cavities within the body?

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

    Which type of tissue holds many tissues and organs together and in place?

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

    Which type of tissue is responsible for nearly all types of body movement?

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

    Which type of tissue is involved in transmitting electrical signals?

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

    Which of the following is true about thermoregulation in animals?

    <p>Ectothermic animals tolerate greater variation in internal temperature</p> Signup and view all the answers

    Which of the following is an example of insulation as a thermoregulatory adaptation?

    <p>Reducing heat flow between an animal's body and its environment</p> Signup and view all the answers

    What physical processes do organisms use to exchange heat with their environment?

    <p>Radiation, evaporation, convection, and conduction</p> Signup and view all the answers

    How do ectotherms and endotherms differ in terms of energy requirements?

    <p>Ectotherms require more food than equally sized endotherms</p> Signup and view all the answers

    Which of the following is true about the relationship between animal form and function?

    <p>Examining anatomy often provides clues to physiology.</p> Signup and view all the answers

    What physical laws limit the range of animal forms?

    <p>Properties of water</p> Signup and view all the answers

    What is the main factor that limits mobility as animals increase in size?

    <p>Thicker skeletons</p> Signup and view all the answers

    Which type of muscle tissue is responsible for involuntary body activities?

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

    What is the function of glial cells in nervous tissue?

    <p>Supporting nerve cells</p> Signup and view all the answers

    Which of the following systems releases signaling molecules that are carried to all locations in the body?

    <p>Endocrine system</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 statements about torpor is true?

    <p>Torpor enables animals to save energy while avoiding difficult and dangerous conditions.</p> Signup and view all the answers

    What is the purpose of hibernation?

    <p>To adapt to winter cold and food scarcity.</p> Signup and view all the answers

    What is the relationship between activity and metabolic rate?

    <p>The maximum metabolic rate an animal can sustain is inversely related to the duration of the activity.</p> Signup and view all the answers

    Which type of tissue is specialized for rapid heat production in mammals?

    <p>Brown fat tissue</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 (BMR)</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

    Which type of tissue covers the outside of the body and lines the organs and cavities within the body?

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

    Which type of tissue is responsible for nearly all types of body movement?

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

    Which type of tissue covers the outside of the body and lines the organs and cavities within the body?

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

    Which type of tissue holds many tissues and organs together and in place?

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

    What is the relationship between animal form and function?

    <p>Animal form and function are closely related.</p> Signup and view all the answers

    Which of the following is true about thermoregulation in animals?

    <p>Ectotherms tolerate greater variation in internal temperature</p> Signup and view all the answers

    Which physical processes do organisms use to exchange heat with their environment?

    <p>Radiation, conduction, and convection</p> Signup and view all the answers

    Which of the following is an example of insulation as a thermoregulatory adaptation?

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

    How do ectotherms and endotherms differ in terms of energy requirements?

    <p>Endotherms require more energy than ectotherms</p> Signup and view all the answers

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