Endocrine System Test B

25 Questions | Total Attempts: 101

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Endocrine System Test B

Anatomy & Physiology Endocrine System Test B


Questions and Answers
  • 1. 
    When a hormone's levels are too high, negative feedback causes:
    • A. 

      The glands to stop producing the hormone

    • B. 

      The glands to produce more of the hormone

    • C. 

      The endocrine system to create more glands to produce the hormone

    • D. 

      The entire endocrine system to shut down

  • 2. 
    Glands are best defined as:
    • A. 

      Hormones that travel through the bloodstream

    • B. 

      Organs that produce hormones

    • C. 

      Cells that receive hormones

    • D. 

      Messages that travel through nerves

  • 3. 
    Negative feedback occurs when:
    • A. 

      Hormone levels are too high, so glands stop producing hormones

    • B. 

      Hormone levels are too low, so glands produce more hormones

    • C. 

      BOTH other answers are correct

  • 4. 
    The endocrine system works when _______________ secrete ______________ into the bloodstream.
    • A. 

      Hormones; glands

    • B. 

      Glands; hormones

    • C. 

      Glands; receptors

    • D. 

      Hormones; receptors

  • 5. 
    The organ that secretes insulin to help regulate blood sugar is the:
    • A. 

      Pineal gland

    • B. 

      Thyroid gland

    • C. 

      Adrenal gland

    • D. 

      Pancreas

  • 6. 
    Letter D shows which gland?
    • A. 

      Testes

    • B. 

      Ovaries

    • C. 

      Pancreas

    • D. 

      Adrenal gland

  • 7. 
    The female sex hormones released by the ovaries are:
    • A. 

      Testosterone and cortisol

    • B. 

      Estrogen and progesterone

    • C. 

      Melatonin and insulin

    • D. 

      Thyroxine and testosterone

  • 8. 
    This couple have less of the growth hormone in their body, which explains their short stature. Which gland is responsible for producing this growth hormone?
    • A. 

      Adrenal gland

    • B. 

      Thyroid gland

    • C. 

      Pituitary gland

    • D. 

      Testes

  • 9. 
    This guy is exhausted! What hormone is responsible for helping control his sleep patterns?
    • A. 

      Thyroxine

    • B. 

      Melatonin

    • C. 

      Testosterone

    • D. 

      Insulin

  • 10. 
    Too much stress is dangerous because:
    • A. 

      The body has too much adenosine

    • B. 

      The body does not have time to heal, rest and digest

    • C. 

      The body does not have enough cortisol

    • D. 

      The body's muscles begin to break down

  • 11. 
    Which of the following is a true statement about adenosine?
    • A. 

      Adenosine gives us more energy

    • B. 

      Adenosine builds up as we use energy

    • C. 

      Adenosine creates high levels of stress

    • D. 

      Adenosine is made by the testes

  • 12. 
    Adrenaline triggers a ____________ response by_______________ heart rate  in response to stress.
    • A. 

      Sympathetic; increasing

    • B. 

      Parasympathetic; increasing

    • C. 

      Sympathetic; decreasing

    • D. 

      Parasympathetic; decreasing

  • 13. 
    Caffeine is making this guy's brain think that he is:
    • A. 

      NOT tired, because his brain is receiving more adenosine

    • B. 

      NOT tired, because caffeine blocks his brain from receiving adenosine

    • C. 

      Tired, because he is using too much energy

    • D. 

      Tired, because his brain receives more adenosine

  • 14. 
    Why is the cortisol triggered by stress helpful?
    • A. 

      It gives the body extra energy to respond to stress

    • B. 

      It helps the body rest and digest

    • C. 

      It helps the body calm down

  • 15. 
    Which type of diabetes tends to affect children and is referred to as "juvenile diabetes"?
    • A. 

      Type I

    • B. 

      Type II

    • C. 

      Type I and Type II

    • D. 

      Type III

  • 16. 
    Which of the following is NOT a risk factor for Type II diabetes?
    • A. 

      Being overweight

    • B. 

      Lack of exercise

    • C. 

      Smoking

    • D. 

      Increased cortisol levels

  • 17. 
    Why is insulin important?
    • A. 

      It helps the body absorb glucose out of the blood, to reduce blood sugar

    • B. 

      It helps the body break down food to make glucose, to raise blood sugar

    • C. 

      It helps the body to build glucose, to raise blood sugar

    • D. 

      It helps regulate heart rate

  • 18. 
    All of the following are early signs of diabetes EXCEPT:
    • A. 

      Frequent urination

    • B. 

      Increased hunger and thirst

    • C. 

      Confusion

    • D. 

      Fatigue

  • 19. 
    Which of the following is NOT a long-term danger of diabetes?
    • A. 

      Kidney failure

    • B. 

      Cancer

    • C. 

      Heart attack

    • D. 

      Amputated limbs

  • 20. 
    A patient comes in complaining about the timing of her periods.  She says they only happen every few months.  She has some acne on her face and upper back and appears to be over-weight. Diagnose this patient.
    • A. 

      Addison's disease

    • B. 

      Hypoglycemia

    • C. 

      Polycystic ovary syndrome

    • D. 

      Diabetes

  • 21. 
    Thomas comes in complaining about feeling sick and tired for the past few months.  He has lost a lot of weight, seems to feel pain in his muscles, and has been throwing up in the past week or two.  His muscles seem weak and he has difficulty standing up.  Diagnose this patient.
    • A. 

      Hypothyroidism

    • B. 

      Addison's disease

    • C. 

      Hypoglycemia

    • D. 

      Dwarfism

  • 22. 
    Jada has polycystic ovary syndrome. This could mean that:
    • A. 

      Her ovaries are producing too much estrogen, so she is producing too many eggs.

    • B. 

      Her ovaries are producing too much testosterone, so eggs don't develop properly.

    • C. 

      Her thyroid gland is not producing enough thyroxine, so she is gaining weight

    • D. 

      Her adrenal gland is producing too much cortisol, so she is stressed out and skipping periods.

  • 23. 
    Which of the following would be an appropriate treatment for someone with hypothyroidism?
    • A. 

      Thyroxine pills

    • B. 

      Eating more sugar

    • C. 

      Cortisol pills

    • D. 

      Growth hormone injections

  • 24. 
    Addison's disease is caused by:
    • A. 

      Low blood sugar

    • B. 

      Low cortisol levels

    • C. 

      High testosterone levels

    • D. 

      High adrenaline levels

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