NUR 206

Card Set Information

Author:
stjpanther7
ID:
164438
Filename:
NUR 206
Updated:
2012-09-05 13:24:30
Tags:
LAB VALUES
Folders:

Description:
LAB VALUES
Show Answers:

Home > Flashcards > Print Preview

The flashcards below were created by user stjpanther7 on FreezingBlue Flashcards. What would you like to do?


  1. Normal Potassium Level
    3.5 - 5.0 mEq/L
  2. Normal Sodium Levels
    135 - 145 mEq/L
  3. Arterial Blood Gas (ABG)
    • ph = 7.35 - 7.45
    • PaCO2 = 35 - 45 mm Hg
    • PaO2 = 60 - 80 mm Hg
    • HCO3 = 22 - 26 mEq/L
  4. Normal Calcium level
    9 - 11 mg/dl
  5. Normal Magnesium level
    1.8 - 3 mg/dl
  6. Normal Phosphorus level
    2.8 - 4.5 mg/dl
  7. Dehydration
    Loss of water without the loss of electrolytes
  8. Signs and symptoms of dehyration
    • Tachycardia
    • Orthostatic hypotension
    • weight loss
  9. What are labs that are run for dehydration
    • H&H
    • Specific gravity
  10. Hypovolemia
    Loss of water and electrolytes
  11. Isotonic
    Same concentration as plasma
  12. Hypotonic
    Lower solute concentration than plasma
  13. S/S Hypovolemia
    • Tachycardia
    • Increased specific gravity and concentrated urine
    • Increased hematocrit
  14. Hypertonic
    Greater solute concentration than plasma
  15. S/S of Hypervolemia
    • Bounding pulse
    • Headache
    • Confusion
    • Crackles 
    • JVD
    • weight gain
  16. S/S of hypernatremia
    Altered LOC and mental status changes
  17. Respiratory acidosis
    pH below 7.35 & PaCO2 > 45 caused by hypoventilation
  18. Respiratory alkalosis
    pH above 7.45 & PaCO2 < 35 caused by hyperventilation
  19. Metabolic acidosis
    pH below 7.35 & HCO3 (bicarbs) below 22 mEq/L caused by renal failure, hyperkalemia
  20. Sodium
    Major regulator of nerve iimpusles
  21. S/S of hypoonatremia
    Siezures, coma, brainstem rupture
  22. treatment for hyponatremia
    • Sodium replacement
    • loop diuretics
    • water restriction
  23. Causes of hypernatremia
    • excess water loss
    • diarrhea
    • excessive salty foods
  24. S/S hypernatremia
    • Thirsty 
    • Altered level of consciouslness
  25. Treatment for hypernatremia
    • hypotonic solutions
    • Thazide diuretics
    • low sodium diet
    • Neurological assessments
  26. What are some potassium rich foods
    • Potatoes 
    • Green leafy vegitables
    • bannanas
  27. Potassium
    main condutor of the heart and muscle contractions
  28. Hypokalemia
    Reduces all cell/muscle contractilitity 
  29. Causes of hypokalemia
    • Lasix diuretcis which causes potassium loss
    • Lack of dietary replacement 
    • Hyperaldosteronism
  30. S/S of hypokalemia
    • N/V
    • Anorexia
    • Paralytic illiues
    • abnormal heart rythms
  31. Treatment for hypokalemia
    Potassium replacement
  32. S/S of hyperkalemia
    bradycardia
  33. Treatment for hyperkalemia
    • Loop diuretics promote poassium secreation
    • Kayexulate
    • hypertonix dextrose
  34. Calcium
    Muscle (hypo)contaction and (hyper)relaxation
  35. Causes of hypocalcemia
    • Poor calcium intake in the diet
    • Lack of vitamin D
  36. S/S hypocalcemia
    • Tetany
    • Tingling
    • Twitching
  37. Trauvastics
    muscle twitch when finger is brought down the side of the face (hypocalcemia)
  38. Trousows
    • Blook pressure cuff causes tetany of the arm
    • (hypocalcemia)
  39. Treatment of hypocalcemia
    Central line calcium replacment
  40. Causes of hypercalcemia
    hyperparathyroidism
  41. S/S hypercalcemia
    • Profound weakness
    • Loss of DTR (deep tendon reflexes)
    • Poor memory and psychosis
  42. Treatment for hypercalcemia
    • Push vast amounts of fluids montly H20
    • calcetonin
    • arrydia
  43. Magnaesium
    Intracelluelar metabolism
  44. Isotonic solutions
    • Equal amount of water going into and out of the cell.
    • Given to someone who has lost a lot of blood.
    • Normal saline
    • Lactaters ringers
  45. Hypotonic solution
    • Cells swell
    • 1/2 normal salaine
  46. Hypertonic solution
    • Cells tend to shrink
    • Water is moved from the cells into the vascular space
    • 3% sodium chloride fluid
  47. Spacing of fluids
    • First spacing = normal
    • Second spacing = edema
    • Third spacing = ascitis or burns
  48. What body systmes are responsible for fluid balance
    • thirst
    • endocrine
    • GI
    • Respiratory
    • Renin
    • Kidneys

What would you like to do?

Home > Flashcards > Print Preview