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  • Question
  • Cobalt 60 is used for cancer treatment it emmits which rays?


  • Options
  • A. Alpha
  • B. Beta
  • C. Gamma
  • D. X rays

  • Correct Answer
  • Gamma 

    Explanation

    Cobalt therapy or cobalt-60 therapy is the medical use of gamma rays from the radioisotope cobalt-60 to treat conditions such as cancer.

     

    Cobalt 60 is a synthetic radioactive isotope of cobalt with a half-life of 5.2714 years. It is produced artificially in nuclear reactors.

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    General Science problems


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    • 1. Warts are contagious.

    • Options
    • A. TRUE
    • B. FALSE
    • Discuss
    • 2. Study of teeth is called

    • Options
    • A. Pedagogy
    • B. Ornithology
    • C. Orthoepy
    • D. Odontology
    • Discuss
    • 3. Which of the following is generally true about the stratosphere?

    • Options
    • A. It is very dry
    • B. It is very moist
    • C. The dryness level varies with the season
    • D. The dryness level varies with the moon cycle
    • Discuss
    • 4. Which of the following is not a Jovian planet?

    • Options
    • A. Jupiter
    • B. Earth
    • C. Saturn
    • D. Neptune
    • Discuss
    • 5. Organisms that generate energy using light are known as ______.

    • Options
    • A. Chaemolithotrophs
    • B. Oligotrophs
    • C. Bacteria
    • D. Photoautotrophs
    • Discuss
    • 6. The term metabolism is best defined as

    • Options
    • A. the number of calories it takes to keep from shivering on a cold day
    • B. biochemical reactions involved in building cell molecules or breaking down molecules for energy
    • C. the length of time it takes to digest and absorb fats
    • D. a measure of carbohydrate utilization, typically involving measurement of calories
    • Discuss
    • 7. What occurs during the digestion of protein?

    • Options
    • A. Specific hormones breakdown proteins into simple sugars
    • B. Specific enzymes breakdown proteins into simple sugars
    • C. Specific hormones breakdown proteins into complex starches
    • D. Specific enzymes breakdown proteins into amino acids
    • Discuss
    • 8. Did mercury cure syphilis?
    • Discuss
    • 9. Which of the following is the primary purpose of the DSM?

    • Options
    • A. Understanding the causes of mental disorders
    • B. Placement of mental disorders in appropriate cultural context
    • C. Diagnosis of mental disorders
    • D. Selection of appropriate psychological therapies for mental disorders
    • Discuss
    • 10. Alcohol first impairs your

    • Options
    • A. hearing skills
    • B. colour recognition
    • C. judgement
    • D. heart
    • Discuss


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