Blood Exam: White Blood Cells and Fasting Blood Sugar
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Questions and Answers

When inserting a Sengstaken-Blakemore tube, what is the correct sequence of steps?

  • Insert new, tie, knot, untie old (correct)
  • Untie old, insert new, tie new, knot
  • Tie, knot, untie old, insert new
  • Tie old, untie old, insert new, tie new
  • What is the indication for using a Sengstaken-Blakemore tube?

  • Laryngeal spasm
  • Nasal polyps
  • Esophageal varices (correct)
  • Gastric bleeding
  • How should the ties of a Sengstaken-Blakemore tube fit?

  • Snugly, with 2 fingers able to be inserted (correct)
  • Loosely, with 4 fingers able to be inserted
  • Very tight, with no fingers able to be inserted
  • Not at all, the tube should be free-moving
  • Where should the ties of a Sengstaken-Blakemore tube be positioned?

    <p>At the side of the neck</p> Signup and view all the answers

    What is the purpose of the mnemonic 'FATHER DON'T WAIT'?

    <p>To guide the preparation of the patient for nasogastric tube insertion</p> Signup and view all the answers

    What should be prepared at the bedside for nasogastric tube insertion?

    <p>Suction machine, obturator, and inner cannula</p> Signup and view all the answers

    What is the recommended position for a conscious patient during nasogastric tube insertion?

    <p>Upright or high-fowlers position</p> Signup and view all the answers

    What is the recommended position for an unconscious patient during nasogastric tube insertion?

    <p>Upright or high-fowlers position with head turned to the right</p> Signup and view all the answers

    What is a precaution to be taken during Sengstaken-Blakemore tube insertion?

    <p>Always keep a pair of scissors at bedside</p> Signup and view all the answers

    What is a component of the Sengstaken-Blakemore tube?

    <p>Gastric balloon and esophageal balloon</p> Signup and view all the answers

    Study Notes

    Blood Exam

    • White Blood Cell count: 5,000 to 10,000/ul
    • Leukocytosis: infection or inflammation, indicated by an increased WBC count
    • Leukopenia: risk of infection, indicated by a decreased WBC count

    Lipoprotein

    • Lipoprotein: transporter of fats
    • HDL (Good): fats move from blood vessels to liver
    • LDL (Bad): fats move from liver to blood vessels

    Hematocrit and Hemoglobin

    • Hematocrit (Hct): RBC concentration to blood
    • Male: 41%-51%, Female: 36%-46%
    • Hemoglobin (Hb): Male: 14g/dl to 18g/dl, Female: 12g/dl to 16g/dl
    • Relationship: Hct and Hb are directly related
    • Polycythemia: increased RBC count, indicated by increased Hct
    • Anemia: decreased RBC count, indicated by decreased Hct

    Arterial Blood Gases (ABG)

    • pH range: 7.35-7.45
    • Respiratory Opposite pH (ROME)
    • Metabolic Equal or same direction with pH
    • Buffers: Respiratory PaCO2 and Metabolic HCO3
    • Parameter that meets ROME = PROBLEM
    • Parameter that fails ROME = other values

    Barium Studies

    • Fluoroscopy: series of x-rays
    • Contraindicated: Pregnant women
    • Barium Swallow:
      • NPO: post midnight
      • Assess for allergy to barium
      • Position: Fowler's
    • Barium Enema:
      • Low residue diet
      • Laxative
      • NPO: post midnight
      • If affected side is posterior, place patient in prone position

    Chest Physiotherapy (CPT)

    • Best time: before meals or bedtime, 2 hours after meals, after nebulization
    • Time: 10-15 minutes
    • Entire CPT should not be more than 30 minutes
    • Vest: increase frequency chest wall oscillation (suction after)

    Suctioning

    • To clear airway and maintain patent airway
    • Who needs suctioning?
    • Remove old ties and insert new ties
    • Ties fit snugly if 2 fingers can be inserted
    • Tied at the side of the neck

    Nasogastric Tube Insertion

    • Position:
      • Conscious: Upright/ High-fowlers
      • Unconscious: Upright/ high-fowlers with head turned to RIGHT
    • Prepare at bedside: suction machine, obturator, and inner cannula

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    Description

    Test your knowledge on blood examination, including white blood cells and fasting blood sugar levels. Learn to identify normal ranges and diagnose conditions like leukocytosis.

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