112DT Semester 1 questions

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1. ADH release is stimulated by

  • Increased plasma osmolality, decreased blood vol., decreased BP and stress
  • Increased plasma osmolality, decreased blood vol., stress
  • Decreased plasma osmolality, decreased blood vol., decreased BP
  • Increased plasma osmolality, decreased blood vol., decreased BP
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2. Which of the following factors is responsible for increasing the loss of water in urine

  • Angiotensin II
  • Aldesterone
  • Atrial Natriuretic Peptide ANP
  • Anti diuretic hormone ADH

3. Haemolytic anaemia is

  • Lack of intrinsic factor in the gut resulting in poor vit B12 absorptiop
  • A deficiency in haemoglobin synthesis
  • Leakage of haemoglobin
  • Blood loss in the body

4. Metabolic acidosis is caused by:

  • Increased H+ excretion at the kidneys, severe CHO3- gain, and production of a large number of fixed or organic acids
  • Increased H+ excretion at the kidneys, severe CHO3- loss, and production of a large number of fixed or organic acids
  • Imparied H+ excretion at the kidneys, CHO3- loss and production of a large number of fixed or organic acids
  • Imparied H+ excretion at the kidneys, CHO3- gain and production of a large number of fixed or organic acids

5. Sympathetic nerves supply

  • Just the atrial ventricular node
  • None of the above
  • The whole of the heart
  • Just the sino atrial node

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