Changes After Death in Forensic Medicine
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Questions and Answers

What is the primary assumption of Newton's Law of Cooling in the context of algor mortis?

  • The body temperature falls in a regular linear fashion.
  • The cooling rate is influenced by environmental factors.
  • The temperature at death is normal (36.80C, 98.40F). (correct)
  • The body temperature at death is lower than normal.

    • Which of the following factors can modify the rate of cooling of a dead body?

  • Age of the deceased
  • Body size and build (correct)
  • Cause of death
  • All of the above

    • What is the purpose of taking serial readings of the liver, ear, and nose temperatures in death investigation?

  • To estimate the time of death (correct)
  • To assess the manner of death
  • To establish the identity of the deceased
  • To determine the cause of death

    • According to Simpson's method, what is the average temperature decrease per hour in the first 12 hours after death?

    <p>1.5°C (2.7°F) per hour</p> Signup and view all the answers

    What is post-mortem hypostasis or lividity?

    <p>The movement of blood to the dependent parts of the body after death</p> Signup and view all the answers

    Which of the following can affect the formation of post-mortem hypostasis or lividity?

    <p>Pressure on a vessel</p> Signup and view all the answers

    What is the primary factor that determines the distribution of post-mortem hypostasis or lividity?

    <p>Internal pressure</p> Signup and view all the answers

    What is the estimated time frame for the onset of rigor mortis?

    <p>3-6 hours after death</p> Signup and view all the answers

    What is the primary effect of cold stiffness on the body?

    <p>Postponement of rigor mortis</p> Signup and view all the answers

    What is the primary advantage of estimating the post-mortem interval using entomology?

    <p>Identification of the location of the body</p> Signup and view all the answers

    What is the primary challenge in estimating the post-mortem interval?

    <p>Multiple variables affecting the onset of post-mortem changes</p> Signup and view all the answers

    What is the recommended approach to estimating the post-mortem interval?

    <p>Giving a wide range of possible times</p> Signup and view all the answers

    What is the term for the breakdown of the body following death due to chemical processes, bacteria, fungi, animals, or insect predators?

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

    What is the term for the digestion of the body's own tissues by its own chemical reactions?

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

    What is the term for the formation of a waxy compound material from body fat in damp and cool conditions?

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

    What is the term for the drying out and preservation of the body in dry conditions?

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

    What environmental factor accelerates decomposition?

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

    What is the term for the green discolouration of the skin due to the proliferation of bacteria?

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

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