Final Exam - Misc

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Author:
elo266
ID:
19876
Filename:
Final Exam - Misc
Updated:
2010-05-19 15:07:38
Tags:
anatomy
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Description:
Anatomy 508
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  1. One mechanism the kidney uses to raise BP is to
    A) increase filtration
    B) decrease aldosterone
    C) all of these
    D) increase renin
    D) increase renin
    (this multiple choice question has been scrambled)
  2. Increased aldosterone causes the kidneys to produce
    A) increased urine volume
    B) urine with decreased Na+
    C) urine with decreased K+
    D) all of these
    B) urine with decreased Na+
    (this multiple choice question has been scrambled)
  3. Excess H+ is eliminated by
    A) sweating
    B) kidneys
    C) the feces
    D) buffers
    B) kidneys
    (this multiple choice question has been scrambled)
  4. Functions of the urinary system include
    A) conservation of nutrients
    B) stabilizattion of pH
    C) regulation of BV/BP
    D) all of these
    D) all of these
    (this multiple choice question has been scrambled)
  5. Metabolic acidosis can be componsated for by
    A) increased renal secretion of H+ ions
    B) increased respiratory rate
    C) increased kidney reabsorption of bicarbonate
    D) all of these
    D) all of these
    (this multiple choice question has been scrambled)
  6. Metabolic acidosis can be
    A) caused by diabetes
    B) all of these
    C) compensated for by kidney H+ secretion
    D) compensated for by increased renal absorption
    B) all of these
    (this multiple choice question has been scrambled)
  7. During ventricular systole, the
    A) AV valves are closed
    B) atria contract
    C) blood enters the ventricles
    D) ventricles relax
    A) AV valves are closed
    (this multiple choice question has been scrambled)
  8. The network of capillaries in the renal capsule is called the
    A) fenestrated capillaries
    B) peritubular capillaries
    C) vasa recta
    D) glomerulus
    D) glomerulus
    (this multiple choice question has been scrambled)
  9. The process of filtration is driven by
    A) solvent drag
    B) active transport
    C) all of these
    D) blood pressure
    D) blood pressure
    (this multiple choice question has been scrambled)
  10. Metabolic acidosis can be compensated by
    A) increasing renal secretion of H+ and bicarbonate
    B) both of these
    C) increasing respiratory rate
    D) neither of these
    B) both of these
    (this multiple choice question has been scrambled)
  11. How long do RBC live in the body?
    A. four months (120 days)
    B. three months (90 days)
    C. two months (60 days)
    c. five months (150 days)
    A. four months (120 days)
    (this multiple choice question has been scrambled)
  12. Who has brown fat? What is it used for?
    • Babies
    • Thermogenesis
  13. What does the Herring Breur reflex do?
    a. stops inspiration to prevent over stretching the lungs
    b. keeps the body breathing while unconscious
    c. stops exhalation before residual volume is exhaled
    • a. stops inspiration to prevent over stretching the lungs
    • (triggered by stretch receptors in the lungs)
  14. How is cardiac muscle different from skeletal muscle?
    a. never goes into tetanus
    b. never fatigues
    c. does not rely on the central nervous system
    d. a and b
    e. b and c
    d. a and b

    • b/c of long plateaus and slow Ca channels
    • rapid depolarization due to fast Na+ channels
  15. Why are gap junctions important in cardiac muscle?
    allow action potentials to travel from one cell to another quickly

    allows heart cells to contract as one nit
  16. Gap junctions are located where?
    intercalcalated disks

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