Temperature Regulation in Animals

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Questions and Answers

What is the function of the hypothalamus in relation to body temperature?

  • Indicating fever when body temperature rises
  • Regulating the temperature of the surroundings
  • Monitoring and controlling body temperature (correct)
  • Measuring body temperature using a clinical thermometer

Where is the clinical thermometer usually inserted to measure body temperature in animals?

  • Mouth
  • Under the armpit
  • Rectum (correct)
  • Ear canal

What is the normal temperature representation measured by a rectal thermometer?

  • Rectal temperature (correct)
  • Core temperature
  • Surface temperature/shell temperature
  • Average temperature

Which type of body temperature represents the internal temperature of the body and remains almost constant?

<p>Core temperature (C)</p> Signup and view all the answers

How does surface temperature/shell temperature behave in relation to the surroundings?

<p>Rises and falls with the temperature of the surroundings (D)</p> Signup and view all the answers

What is the main sign occurring in fever?

<p>A rise in body temperature (A)</p> Signup and view all the answers

What is the term for an animal whose internal body temperature varies passively with that of the external environment?

<p>Poikilothermic (D)</p> Signup and view all the answers

Which animals are considered poikilothermic?

<p>All animals except birds and mammals (D)</p> Signup and view all the answers

What is a characteristic of homeothermic animals?

<p>They can maintain body temperature relatively constant in the face of wide variations of environmental temperature (A)</p> Signup and view all the answers

What is a factor influencing body temperature related to prolonged exposure to severe cold?

<p>Seasons (C)</p> Signup and view all the answers

Which factor can lead to increased body temperature?

<p>Prolonged exposure to high ambient temperature (e.g. Sun exposure) (D)</p> Signup and view all the answers

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