A&P for RCP Module 3

  1. The outer one-third of the kidney is called the



    D. cortex
  2. Glomerular filtration is directly proportional to



    D. hydrostatic pressure
  3. Tubular reabsorption occurs primarily in the



    A. proximal convoluted tubule
  4. The major substance(s) transported by means of tubular secretion is(are)
    1. H+
    2. Cl-
    3. K+
    4. HCO3-
    5. Na+
         A. 1 only
         B. 2 and 4 only
         C. 4 and 5 only
         D. 1 and 3 only
    D. 1 and 3 only
  5. The urine produced by the healthy kidney has a specific gravity of about



    B. 1.003-1.030
  6. Which of the following can be classified as a prerenal condition?
    1. heart failure
    2. intratubular obstruction
    3. bladder outlet obstruction
    4. hypovolemia
         A. 2 only
         B. 4 only
         C. 2 and 3 only
         D. 1 and 4 only
    D. 1 and 4 only
  7. Which of the following are the functional units of the kidneys?



    A. nephrons
  8. Which of the following empties urine into the bladder?



    B. ureters
  9. Normally, the net glomerular filtration pressure is about



    C. 10 mm Hg
  10. Which of the following is(are) part of the nephron?
    1. proximal convoluted tubules
    2. loop of Henle
    3. glomerulus
    4. distal convoluted tubules
         A. 3 only
         B. 2, 3, and 4 only
         C. 1, 2, and 3 only
         D. 1, 2, 3, and 4
    D. 1, 2, 3, and 4
  11. Most of the lung function indices reach their maximum levels between



    D. 20-25 years of age
  12. As an individual ages, the



    A. vital capacity decreases
  13. With advancing age, the
    1. lung compliance decreases
    2. chest wall compliance increases
    3. lung compliance increases
    4. chest wall compliance decreases
         A. 2 only
         B. 3 only
         C. 1 and 2 only
         D. 3 and 4 only
    D. 3 and 4 only
  14. As an individual ages, the
    1. forced vital capacity increases
    2. peak expiratory flow rate decreases
    3. forced expiratory volume in 1 second increases
    4. maximum voluntary ventilation increases
         A. 1 only
         B. 2 only
         C. 2 and 4 only
         4. 3 and 4 only
    B. 2 only
  15. With advancing age, the
    1. PaCO2 increases
    2. PaCO2 decreases
    3. P(A-a)O2 decreases
    4. C(a-v)O2 decreases
         A. 1 only
         B. 2 only
         C. 3 and 4 only
         D. 2 and 4 only
    D. 2 and 4 only
  16. The maximum heart rate of a 45-year-old person is



    B. 175 beats/min
  17. Over the course of life, the diffusion capacity decreases by about



    B. 20%
  18. Between 30 and 80 years of age, the cardiac output decreases by about



    B. 40%
  19. With advancing age, the
    1. blood pressure increases
    2. stroke volume decreases
    3. cardiac output decreases
    4. heart work decreases
         A. 1 only
         B. 2 only
         C. 3 and 4 only
         D. 1, 2, and 4 only
    d. 1, 2, and 4 only
  20. Between 20 and 60 years of age, the RV/TLC ratio



    C. increases from 20 to 35 percent
  21. Which of the following is also known as paradoxic sleep?




    D. REM sleep
  22. Most sleep study epochs are



    B. seconds in duration
  23. K complexes first appear in which of the following stages during one full sleep cycle



    D. Stage N2
  24. The newborn sleeps about how many total hours during a 24-hour period?



    B. 16 to 17 hours
  25. Which of the following is the most common sleep disorder?



    D. insomnia
  26. Which of the following is characterized by prominent alpha waves (>50%)?



    A. eyes closed-wake
  27. Which of the following occupies the greatest proportion of the total sleep time?



    B. stage N2 non-REM sleep
  28. Sleep spindles first appear in which of the following?



    C. stage N2 non-REM sleep
  29. Vertex shape waves often appear toward the end of which of the following sleep stages?



    A. stage N1 non-REM sleep
  30. Delta waves are associated with which of the following stages?
    1. stage N1 non-REM sleep
    2. stage N2 non-REM sleep
    3. stage N3 non-REM sleep
    4. stage wake
    5. REM sleep
         A. 3 only
         B. 1 and 2 only
         C. 2 and 3 only
         D. 3 and 5 only
    A. 3 only
  31. The barometric pressure is about half the sea-level value of 760 torr an altitude of



    A. 18,000-19,000 ft
  32. The oxygen diffusion capacity of high-altitude natives is about



    B. 20-25% greater than predicted
  33. Acute mountain sickness is characterized by
    1. sleep disorders
    2. headache
    3. dizziness
    4. palpitation
    5. loss of appetite
         A. 1 and 3 only
         B. 2 and 4 only
         C. 1, 4, and 5 only
         D. 1, 2, 3, 4, and 5
    D. 1, 2, 3, 4, and 5
  34. The symptoms of acute mountain sickness are generally most severe on the



    C. second or third day after ascent
  35. When an individual is subjected to a high altitude for a prolonged period of time, which of the following is(are) seen?
    1. an increased RBC production
    2. a decreased PaCO2
    3. an increased P(A-a)O2
    4. a decreased alveolar ventilation
         A. 1 and 3 only
         B. 2 and 4 only
         C. 3 and 4 only
         D. 1, 2, and 3 only
    D. 1, 2, and 3 only
  36. True or False: At high altitude, the overall ventilation perfusion ratio improves.
    True
  37. True or False: In individuals who have acclimatized to a high altitude, an increased cardiac output is seen.
    False
  38. True or False: There is a linear relationship between the degree of ascent and the degree of pulmonary vasoconstriction and hypertension.
    True
  39. True or False: Natives who have been at high altitudes for generations commonly demonstrate a mild respiratory alkalosis.
    True
  40. True or False: The concentration of myoglobin in skeletal muscles is decreased in high-altitude natives.
    False
  41. At what depth below the water surface does the pressure increase to 3.0 atm?



    A. 99 feet
  42. If an individual fully inhales to a total lung capacity of 4.5 L at sea level (760 mm Hg) and dives to a depth of 66 feet, the lungs will be compressed to about



    B. 1.5 L
  43. At seal level, a diver has the following:
         *Lung volume: 6 L
         *Pressure within the lungs: 755 mm Hg
    If this individual dives to a depth of 99 feet and compresses the lung volume to 2 L, what will be the pressure within the diver's lungs?



    D. 2265 mm Hg
  44. The diving reflex consists of
    1. tachycardia
    2. decreased cardiac output
    3. bradycardia
    4. peripheral vasoconstriction
         A. 2 only
         B. 3 and 4 only
         C. 1 and 3 only
         D. 2, 3, and 4 only
    D. 2, 3, and 4 only
  45. The half-life of carboxyhemoglobin (COHb) when a victim is breathing room air at 1 atm is approximately



    C. 5 hours
  46. True or False: Hyperventilation prior to a breath-hold dive can be dangerous.
    True
  47. True or False: The fall in PAO2 as a diver returns to the surface is known as the hypoxia of ascent.
    True
  48. True or False: Chest pain and coughing caused by decompression sickness is known as the bends.
    False
  49. True or False: The so-called PCO2 respiratory drive breaking point during a dive is about 55 torr.
    True
  50. True or False: Approximately 0.3 mL of O2 is physically dissolved in each 100 mL of blood for every PaO2 increase of 100 torr.
    True
Author
mdhurston
ID
288712
Card Set
A&P for RCP Module 3
Description
End of chapter questions for A&P for Respiratory Care Module 3 Jardins Cardiopulmonary Anatomy & Physiology (Chapters 16, 11, 17, 19, & 20)
Updated