AHS 305 - Lectures 5-9

57 Questions | Total Attempts: 40

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AHS Quizzes & Trivia

Hemostasis, Clinical Enzymology, Electrolytes, Calcium/Phosphorus/Magnesium, Glucose, Urinary System


Questions and Answers
  • 1. 
    What is the functional unit of the kidney?
    • A. 

      Nephron

    • B. 

      Glomerulus

    • C. 

      Bowman's Capsule

  • 2. 
    Vasoconstriction ________ blood pressure, as does sodium and water retention.
    • A. 

      Decreases

    • B. 

      Increases

  • 3. 
    Antidiuretic hormone is secreted by the ________ to cause reabsorption of H2O in the distal tubule
    • A. 

      Pituitary glands

    • B. 

      Thyroid

    • C. 

      Pancreas

    • D. 

      Adrenal glands

  • 4. 
    Aldosterone causes the reabsorption of
    • A. 

      Sodium and Potassium

    • B. 

      Vitamin D and Calcium

    • C. 

      Phosphorous

  • 5. 
    Renin stimulates the formation of _________
    • A. 

      Angiotensinogen

    • B. 

      Aldosterone

    • C. 

      Cortisol

    • D. 

      Angiotensin II

  • 6. 
    An increase in Angiotenstionegen will ___________production of Aldosterone from the adrenals, thus __________ the retention of sodium and water.
    • A. 

      Increase, increasing

    • B. 

      Decrease, decreasing

    • C. 

      Increase, decreasing

    • D. 

      Decrease, increasing

  • 7. 
    Elevations of _________ are usd as an estimate of GFR.
  • 8. 
    Pre-renal azotemia expected USG
    • A. 

      > 1.030

    • B. 

      1.007-1.013

    • C. 

      1.001-1.008

  • 9. 
    In the glomerulus, the 25% of plasma that is removed from the blood each minute is toxin-ridden and will be removed and excreted in the urine.
    • A. 

      True

    • B. 

      False

  • 10. 
    Renal azotemia expected USG
    • A. 

      >1.030

    • B. 

      1.007-1.013

    • C. 

      1.001-1.008

  • 11. 
    Azotemia with appropriately concentrated urine
    • A. 

      Prerenal

    • B. 

      Renal

    • C. 

      Postrenal

  • 12. 
    Direct damage to kidneys by inflammation, toxins, drugs, infection, or reduced blood supply
    • A. 

      Prerenal

    • B. 

      Renal

    • C. 

      Postrenal

  • 13. 
    Sudden obstruction of urine flow due to enlarged prostate, kidney stones, bladder tumor, or injury
    • A. 

      Prerenal

    • B. 

      Renal

    • C. 

      Postrenal

  • 14. 
    A good estimate of GFR is the __________ Clearance Test.
    • A. 

      Glucose

    • B. 

      Creatinine

    • C. 

      Protein

    • D. 

      Urea

  • 15. 
    Chronic renal insufficiency 
    • A. 

      GFR 20-50% of normal function

    • B. 

      GFR 20-25% of normal function

    • C. 

      GFR

  • 16. 
    Chronic renal failure
    • A. 

      20-50% of normal function

    • B. 

      20-25% of normal function

    • C. 

  • 17. 
    End-stage renal disease
    • A. 

      20-50% of normal function

    • B. 

      20-25% of normal function

    • C. 

  • 18. 
    In end stage renal failure, _______ is usually decreased and ___________ is elevated.
    • A. 

      Calcium, phosphorous

    • B. 

      Phosphorous, calcium

  • 19. 
    Diabetes insipidus is associated with a lack of ADH secretions from the pituitary gland.
    • A. 

      True

    • B. 

      False

  • 20. 
    Struvite crystals form in ________ (acidic/alkaline) urine
  • 21. 
    In the Islet of Langerhans in the pancreas, beta cells produce _________ and alpha cells produce ________
    • A. 

      Insulin, glucagon

    • B. 

      Glucagon, insulin

  • 22. 
    Causes gluconeogenesis and creates insulin resistence, thus elevating blood glucose
    • A. 

      Glucagon

    • B. 

      Catecholamine

    • C. 

      Insulin

    • D. 

      Cortisol

  • 23. 
    What does insulin drive into the cell?
    • A. 

      Potassium

    • B. 

      Sodium

    • C. 

      Glucose

    • D. 

      Iron

  • 24. 
    Insulin ________ blood glucose. Glucagon __________ blood glucose.
    • A. 

      Lowers, raises

    • B. 

      Raises, lowers

    • C. 

      Lowers, lowers

  • 25. 
    Increased values of which of the following will lead to increased blood glucose?
    • A. 

      Glucagon

    • B. 

      Cortisol

    • C. 

      Epinephrine

    • D. 

      Insulin

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