Sources of Water in the Body
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Questions and Answers

What percentage of an adult man's weight is water?

  • Around 45%
  • Approximately 75%
  • About 20%
  • More than 60% (correct)
  • Which body tissue contains the highest percentage of water?

  • Blood
  • Bone
  • Fatty tissues
  • Striated muscles (correct)
  • What is the primary function of water as stated in the text?

  • Being a building material in every cell (correct)
  • Serving as a medium for chemical reactions
  • Acting as a lubricant in joints
  • Helping to regulate body temperature
  • Where is most of the water held inside the human body?

    <p>Inside the cells</p> Signup and view all the answers

    Which group has more water in their body compared to adults?

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

    What percentage of water present in the body is held in blood stream?

    <p>Less than 10%</p> Signup and view all the answers

    What is the approximate total percentage of water intake supplied by the daily diet and metabolic activity?

    <p>50-60%</p> Signup and view all the answers

    Which macronutrient produces the highest amount of water when oxidized in the body according to the text?

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

    Where do insensible water losses, also known as transpiration, occur according to the text?

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

    How much water is lost through sweating under varying conditions according to the text?

    <p>400 ml</p> Signup and view all the answers

    Which source contributes the least to the total body water intake based on the information provided?

    <p>Metabolic Activity</p> Signup and view all the answers

    What is the minimum amount of water an individual may lose in cool climate?

    <p>200 mL</p> Signup and view all the answers

    What is the primary route of water excretion from the body?

    <p>Through feces</p> Signup and view all the answers

    What is the approximate daily volume of water filtered by the kidneys?

    <p>$1000$ L</p> Signup and view all the answers

    When body fluids are concentrated due to greater water losses than gains, what physiological response is triggered?

    <p>Thirst response</p> Signup and view all the answers

    What is advisable for replenishing sodium loss when water losses are primarily from perspiration?

    <p>Drinking water or salt solution</p> Signup and view all the answers

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