Blood Components and Disorders Quiz
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Questions and Answers

What is one primary reason for the low platelet counts in leukemia?

  • Increased production of red blood cells
  • Destruction of leukemic blast cells
  • WBCs infiltrate and take over marrow centers that form platelets (correct)
  • Overactive spleen function
  • Which symptom is NOT commonly associated with leukemia?

  • Leg and joint pain
  • Low-grade fever
  • Petechiae and purpura
  • Weight gain (correct)
  • What diagnostic procedure is most commonly used to confirm leukemia?

  • Urinalysis
  • Liver function test
  • Bone marrow biopsy (correct)
  • Blood pressure measurement
  • What is a common cause of bone weakening in leukemia patients?

    <p>WBC infiltration of bone marrow</p> Signup and view all the answers

    In the context of leukemia, what does a spinal tap evaluate?

    <p>Central nervous system involvement</p> Signup and view all the answers

    What is the primary reason preterm and term infants are at increased risk for infections?

    <p>Immature T-cell activity</p> Signup and view all the answers

    Which anemia is most commonly associated with rapid growth periods during certain childhood stages?

    <p>Iron deficiency anemia</p> Signup and view all the answers

    What is a key feature of sickle cell anemia's pathophysiology?

    <p>It is caused by an inherited defect in hemoglobin formation.</p> Signup and view all the answers

    What is the likely underlying cause of Idiopathic Thrombocytopenic Purpura (ITP) in children?

    <p>Autoimmune reaction to a virus</p> Signup and view all the answers

    Which of the following methods should not be used to relieve pain in sickle cell patients?

    <p>Cold compresses</p> Signup and view all the answers

    Which professionals are typically involved in a multidisciplinary team for pediatric care?

    <p>All of the above</p> Signup and view all the answers

    What is a recommended dietary strategy to help combat side effects of chemotherapy?

    <p>Provide foods high in protein and calories</p> Signup and view all the answers

    Which procedure is specifically indicated for children who do not respond to chemotherapy?

    <p>Bone marrow transplant</p> Signup and view all the answers

    Which of the following is NOT a common side effect of chemotherapy?

    <p>Weight gain</p> Signup and view all the answers

    Isolation precautions may be required due to which condition?

    <p>Neutropenia</p> Signup and view all the answers

    What type of transplant uses the child's own bone marrow that has been purged of malignant cells?

    <p>Autologous transplant</p> Signup and view all the answers

    Which of the following interventions is important for patients experiencing thrombocytopenia?

    <p>Frequent turning to prevent skin breakdown</p> Signup and view all the answers

    Which medication is known for its potential side effects including personality changes and fluid retention?

    <p>Prednisone</p> Signup and view all the answers

    What is the primary characteristic that defines Hodgkin's Disease?

    <p>Presence of giant multinucleated cells called Reed-Sternberg cells</p> Signup and view all the answers

    Which action is essential before beginning a blood transfusion for a child?

    <p>Verify patient and donor blood types, and baseline vitals</p> Signup and view all the answers

    What should be done regarding immunizations for a child with leukemia?

    <p>Active immunizations must be delayed while receiving chemotherapy</p> Signup and view all the answers

    What is the significance of monitoring for complications during a blood transfusion?

    <p>Monitoring helps identify potential transfusion reactions that may arise</p> Signup and view all the answers

    In the context of Hodgkin's Disease, what aspect is TRUE regarding its occurrence?

    <p>It is most frequently diagnosed in early adolescence and early adulthood</p> Signup and view all the answers

    What is an incorrect statement about infection prevention for immunocompromised children?

    <p>Immunizations do not need to be adjusted based on infection status</p> Signup and view all the answers

    How does chronic illness during childhood affect the growth and development of a child?

    <p>It often impedes growth and development</p> Signup and view all the answers

    Study Notes

    Blood Components and Disorders

    • Blood and blood-forming organs comprise the hematological system, crucial for all bodily functions.
    • Blood dyscrasias are conditions where blood components fail to form correctly or blood values deviate from normal ranges.
    • Blood cells formation begins in the yolk sac early in gestation primarily.
    • The liver is the primary blood-forming site in the fetus, later changing to the bone marrow in children and adolescents.
    • Erythropoietin regulates red blood cell production.
    • Blood is comprised of Plasma and formed elements (erythrocytes, leukocytes, and thrombocytes).
    • Erythrocytes transport oxygen and carbon dioxide.
    • Leukocytes fight infection and provide immunity.
    • Thrombocytes are involved in blood clotting.
    • Newborns have elevated hemoglobin and red blood cell counts at birth due to high erythropoietin levels, and a lower extracellular fluid volume.

    Lymphatic System

    • The lymphatic system includes lymphocytes, lymphatic vessels, lymph nodes, the spleen, the tonsils, the adenoids, and the thymus gland.
    • This system filters body fluids and eliminates infectious organisms.
    • Lymph nodes filter lymph and stimulate antibody production.
    • The thymus gland is important in the development of the immune response in newborns.
    • Preterm and term infants are at higher risk for viral and bacterial infections due to an immature immune system.

    Anemia

    • Anemia is a condition resulting from reduced circulating hemoglobin leading to decreased oxygen-carrying capacity of blood.
    • Iron deficiency anemia is the most common type, especially in infants and adolescents, due to rapid growth and potential inadequate iron intake.
    • Symptoms include pallor, irritability, anorexia, decreased activity, cognitive changes, and growth retardation.
    • Treatment involves iron supplements, diet modification, and addressing underlying causes.
    • Sickle cell anemia is an inherited blood disorder characterized by abnormal hemoglobin, causing red blood cells to sickle, which impedes blood flow.

    Sickle Cell Anemia

    • Hemoglobin S (sickling type) causes abnormal crescent-shaped red blood cells.
    • Sickling causes blood clots and tissue damage that can affect organs like the brain, kidneys, lungs, and spleen.
    • Manifestations include pain (especially in the bones and joints); fatigue; and organ damage.
    • Prevention of crises, management of painful events, and genetic counseling are important aspects of care.
    • Complications potentially include stroke, acute chest syndrome, splenic sequestration crisis.

    Other Blood Disorders

    • Thalassemias are genetic blood disorders characterized by reduced or absent hemoglobin production or a specific type of hemoglobin, causing chronic anemia.
    • Thalassemia major (Cooley anemia) is characterized by severe anemia that may lead to potential cardiac failure and death.
    • Hemophilia is an inherited bleeding disorder caused by a deficiency in clotting factors.
    • Idiopathic thrombocytopenic purpura (ITP) is an autoimmune disorder where the body's immune system destroys platelets, thus hindering blood clotting.
    • Leukemia is a cancer of the blood and bone marrow, characterized by an abnormal growth of immature white blood cells (WBCs), which compromise the function of other blood cells.

    Thoracic Blood Disorders

    • Hodgkin's disease is a type of cancer that primarily affects the lymphatic system, with Reed-Sternberg cells as a hallmark.

    Nursing Considerations

    • Provide supportive care and education to families of children with hematologic disorders.
    • Monitor for complications such as infections, bleeding, and organ damage.
    • Implement appropriate medical regimens, including transfusions, medications, and therapies.
    • Ensure adequate nutrition and hydration for the child's well-being during treatment periods.

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    Description

    Test your knowledge on the components of blood and their functions within the hematological system. This quiz covers topics such as blood dyscrasias, blood cell formation, and the role of the lymphatic system. Dive into the essential aspects of blood and learn how it supports bodily functions.

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