Exam 1 practice
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Questions and Answers

Which of the following is NOT a sensible loss of fluid?

  • Emesis
  • Urine
  • Diarrhea
  • Sweat (correct)
  • Which of the following is NOT a symptom of fluid volume overload (FVO)?

  • Bounding pulse
  • Hypotension (correct)
  • Jugular vein distention
  • Crackles
  • What is the main function of diuretics in the treatment of FVO?

  • Decrease blood sugar
  • Increase urine production (correct)
  • Decrease heart rate
  • Increase blood pressure
  • Which of the following is NOT a method for assessing fluid volume status?

    <p>Blood glucose monitoring (A)</p> Signup and view all the answers

    What is the primary method of fluid movement between the vascular and interstitial spaces?

    <p>Filtration (D)</p> Signup and view all the answers

    Which of the following is a cation?

    <p>Bicarbonate (B)</p> Signup and view all the answers

    Which of the following is NOT a component of the 'Triad of Death'?

    <p>Hyperglycemia (A)</p> Signup and view all the answers

    Fluid volume deficit (FVD) can be caused by which of the following?

    <p>Excessive fluid loss (D)</p> Signup and view all the answers

    A patient with low sodium levels is likely to experience which of the following symptoms? (Select all that apply)

    <p>Seizures (A), Increased thirst (B)</p> Signup and view all the answers

    Which of the following conditions can lead to hyperkalemia (increased potassium levels)?

    <p>Kidney failure (A)</p> Signup and view all the answers

    A patient with hypokalemia may present with which of the following ECG changes?

    <p>Flattened T waves (D)</p> Signup and view all the answers

    Which of the following interventions is NOT recommended for managing hypokalemia?

    <p>Restricting potassium intake (D)</p> Signup and view all the answers

    What is the goal of oral rehydration therapy for hemoconcentration?

    <p>Administer 64 ounces of oral solution containing salts and water (B)</p> Signup and view all the answers

    A patient with hyponatremia caused by water excess is likely to have which of the following laboratory findings?

    <p>Decreased serum sodium levels (D)</p> Signup and view all the answers

    Which of the following is NOT a symptom of fluid volume deficit in children?

    <p>Increased urine output (C)</p> Signup and view all the answers

    Which of the following nursing interventions is the highest priority for a patient experiencing severe hyponatremia with seizures?

    <p>Ensuring patient safety and seizure precautions (D)</p> Signup and view all the answers

    Which of the following symptoms is MOST likely to be observed in a patient with severe hypokalemia?

    <p>Cardiac arrest (D)</p> Signup and view all the answers

    What is the purpose of administering potassium in the treatment of fluid volume deficit?

    <p>To promote urine output and prevent hypokalemia (C)</p> Signup and view all the answers

    Why is it important to use infusion pumps for accurate intake and output in treating fluid volume deficit?

    <p>To ensure consistent fluid delivery rate and monitor fluid intake accurately (B)</p> Signup and view all the answers

    Which of the following electrolytes is MOST directly related to the potential for cardiac dysrhythmias?

    <p>Potassium (C)</p> Signup and view all the answers

    Which of these is a correct description of a hypotonic solution's effect on cells?

    <p>It causes the cell to swell as water moves into the cell (D)</p> Signup and view all the answers

    Which of the following conditions is NOT a common cause of fluid volume deficit in children?

    <p>Increased thirst mechanism (B)</p> Signup and view all the answers

    Which of the following statements regarding fluid balance in the elderly is TRUE?

    <p>Elderly individuals are at higher risk of fluid volume deficit due to a lower percentage of body water (A)</p> Signup and view all the answers

    What is the appropriate IV fluid bolus for a child with fluid volume deficit?

    <p>20 ml/kg (D)</p> Signup and view all the answers

    What effect does aldosterone have on the body's blood volume?

    <p>Increases blood volume (D)</p> Signup and view all the answers

    Which condition is characterized by high pH and low CO2 levels in the body?

    <p>Respiratory alkalosis (A)</p> Signup and view all the answers

    What is one of the causes of respiratory acidosis?

    <p>Airway obstruction (B)</p> Signup and view all the answers

    Which of the following components is NOT part of the immune system?

    <p>Liver (D)</p> Signup and view all the answers

    Which of the following describes the primary function of Atrial Natriuretic Peptide (ANP)?

    <p>Decrease blood volume and pressure (D)</p> Signup and view all the answers

    What does a low pH and low HCO3- indicate in terms of acid-base balance?

    <p>Metabolic acidosis (C)</p> Signup and view all the answers

    Which of the following is a characteristic of the inflammatory response?

    <p>Part of innate immunity (A)</p> Signup and view all the answers

    Which condition is most likely caused by excessive vomiting?

    <p>Metabolic alkalosis (D)</p> Signup and view all the answers

    What is the primary immunoglobulin involved in Type I hypersensitivity reactions?

    <p>IgE (C)</p> Signup and view all the answers

    Which of the following is NOT a symptom typically associated with anaphylaxis?

    <p>Headache (D)</p> Signup and view all the answers

    What is the primary treatment for anaphylaxis?

    <p>Epinephrine (A)</p> Signup and view all the answers

    What characteristic distinguishes Type II hypersensitivity reactions from Type I hypersensitivity reactions?

    <p>They can lead to cytotoxic effects. (B)</p> Signup and view all the answers

    Which of the following is a common preventative measure for Type II hypersensitivity reactions during a blood transfusion?

    <p>Checking blood compatibility with two registered nurses (C)</p> Signup and view all the answers

    Which treatment option is indicated for managing bronchospasm in patients experiencing anaphylaxis?

    <p>Inhaled Beta 2 agonists (C)</p> Signup and view all the answers

    How quickly do symptoms typically onset in a Type I hypersensitivity reaction?

    <p>Within minutes (A)</p> Signup and view all the answers

    What symptom is primarily caused by the release of histamine during a Type I hypersensitivity reaction?

    <p>Itching (B)</p> Signup and view all the answers

    A patient with Systemic Lupus Erythematosus (SLE) presents with edema and hypotension. Which of the following is the most likely cause of this condition?

    <p>Kidney failure due to lupus nephritis causing protein loss in urine (B)</p> Signup and view all the answers

    Which of the following is a key characteristic of Type III Hypersensitivity Reactions?

    <p>Formation of immune complexes that activate complement (C)</p> Signup and view all the answers

    A patient with SLE is being managed with prednisone. What important teaching point should the nurse emphasize to this patient?

    <p>Prednisone can suppress the immune system and increase the risk of infections (C)</p> Signup and view all the answers

    Which of the following is a potential complication associated with the use of hydroxychloroquine in the treatment of SLE?

    <p>Damage to the eyes, requiring regular monitoring (C)</p> Signup and view all the answers

    Which of the following is a characteristic of Lyme disease in Stage II?

    <p>Cardiac complications, such as heart blocks (B)</p> Signup and view all the answers

    Contact dermatitis is an example of which type of hypersensitivity reaction?

    <p>Type IV (Delayed-type hypersensitivity) (B)</p> Signup and view all the answers

    What is the primary concern when tapering off steroid therapy for SLE?

    <p>Risk of adrenal insufficiency (A)</p> Signup and view all the answers

    Which of the following is a common symptom of Lyme disease in Stage I?

    <p>Erythema migrans (bullseye rash) (A)</p> Signup and view all the answers

    Flashcards

    Triad of death

    A combination of hemorrhage, airway compromise, sepsis, and hypothermia after trauma.

    Homeostasis

    The dynamic equilibrium maintained by organisms for optimal functioning of cells and systems.

    Fluid Volume Overload (FVO)

    Condition characterized by weight gain, hypertension, and fluid retention symptoms.

    Fluid Volume Deficit (FVD)

    Condition characterized by weight loss, hypotension, and related symptoms.

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    Fluid distribution

    Movement of fluids between kidney, vascular, and interstitial spaces.

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    Electrolytes

    Mineral salts that dissolve in water and split into ions, crucial for body functions.

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    Osmosis

    Movement of water across a semi-permeable membrane from low to high solute concentration.

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    Diuresis

    The process of increasing urine production to remove excess water from the body.

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    Aldosterone

    Hormone that increases sodium and water reabsorption in kidneys to raise blood volume.

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    Atrial Natriuretic Peptide (ANP)

    Hormone that decreases blood volume and pressure by promoting sodium excretion and inhibiting renin.

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    Normal Blood Gas Values

    pH: 7.35-7.45, CO2: 35-45, HCO3-: 22-26, indicating normal acid-base balance.

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    Respiratory Acidosis

    Condition with low pH and high CO2, often due to hypoventilation.

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    Respiratory Alkalosis

    Condition with high pH and low CO2, often due to hyperventilation.

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    Metabolic Acidosis

    Condition characterized by low pH and low HCO3-, often due to DKA or kidney failure.

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    Metabolic Alkalosis

    Condition with high pH and high HCO3-, often due to excessive vomiting.

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    Immune System Components

    Includes tonsils, thymus, lymph nodes, and spleen, which protect against infections.

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    Hemoconcentration

    Increased concentration of blood components due to reduced plasma volume.

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    Isotonic solution

    A solution with equal osmotic pressure to body fluids.

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    Hypotonic solution

    A solution with lower osmotic pressure than body fluids.

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    Hypertonic solution

    A solution with higher osmotic pressure than body fluids.

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    Fluid balance deficiency causes

    Situations leading to fluid volume deficit include diarrhea, vomiting, and fever.

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    Symptoms of fluid deficit

    Signs include dry mucosa, sunken fontanels, and tachycardia.

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    Treatment for fluid deficit

    Maintain fluid and electrolyte balance through intake and volume replacement.

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    Elderly fluid balance risks

    Elderly are more at risk for fluid deficit due to lower body water and reduced thirst.

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    Hyponatremia

    A condition of low sodium levels in the blood, causing decreased osmolarity.

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    Sodium Normal Range

    The typical range of sodium in the blood is 135-145 mEq/L.

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    Critical Signs of Hyponatremia

    Seizures, confusion, and risk for injury due to altered mental status.

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    Hyokalemia

    A condition of low potassium levels in the blood, leading to muscle weakness and cardiac dysrhythmias.

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    Potassium Normal Range

    The normal potassium level in the blood typically ranges from 3.5 to 5.0 mEq/L.

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    Signs of Critical Hypokalemia

    Includes dysrhythmias, hypotension, and cardiac arrest.

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    Nursing Priorities for Hyponatremia

    Encourage oral rehydration and monitor for seizures and mental status changes.

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    Nursing Priorities for Hypokalemia

    Perform cardiac monitoring as critical interventions due to cardiac risks.

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    Type I Hypersensitivity

    IgE-mediated allergic reactions, causing swelling and itching.

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    Anaphylaxis

    Severe, systemic allergic reaction involving multiple body systems.

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    Epinephrine use in Anaphylaxis

    Administered to increase blood pressure and counteract anaphylaxis symptoms.

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    Antihistamines

    Medications used to relieve itching and hives associated with allergies.

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    Histamine role

    Chemical released during allergic reactions, causing capillary leakiness and symptoms.

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    Type II Hypersensitivity

    IgG or IgM mediated reactions leading to cell damage through phagocytosis.

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    Acute Hemolytic Reaction

    Immediate reaction to blood transfusion leading to hemolysis of red blood cells.

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    Leukotriene inhibitors

    Medications that block leukotriene effects to manage allergic symptoms.

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    Systemic Lupus Erythematosus (SLE)

    A chronic autoimmune disease affecting connective tissues, damaging kidneys and heart.

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    Lupus Nephritis

    Kidney damage in SLE, causing loss of protein in urine, leading to edema and hypotension.

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    SLE Symptoms

    Includes butterfly rash, joint pain, and absences of symptoms in cycles of flares and remissions.

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    Contact Dermatitis

    Localized skin reaction due to contact with allergens, such as poison ivy or insect bites.

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    Lyme Disease Cause

    An infection caused by the Borrelia burgdorferi bacterium, spread by ticks.

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    Stages of Lyme Disease

    Progression includes flu-like symptoms, cardiac issues, and chronic fatigue with arthritis.

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