What is believed to be the cause for acute immune thrombocytopenia purpura in children?
a. Development of a platelet-specific autoantibody
b. Development of a white cell autoantibody that cross-reacts with platelet membrane antigens
c. Development of an allogeneic antibody after transfusion of random allogeneic platelets
d. Nonspecific binding of immune complexes to the platelet membrane after a viral illness
ANS: D
Acute immune thrombocytopenia purpura in children often follows a viral illness. This suggest that some children produce antibodies and immune complexes against viral antigens and that platelet destruction may result from their binding to the platelet membrane.
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When performing a pediatric venipuncture with a butterfly needle, the recommended gauge is:
A. 17 × 1/4 inch. B. 20 × 1 inch. C. 19 × 1/2 inch. D. 23 × 3/4 inch.
Reassessment should include which of the following? 1. Assess effects of interventions. 2. Check vital signs. 3. Assess skin condition. 4. Do detailed physical exam. 5. Check airway patency
A) 1, 2, 3, and 5 B) 2, 4, and 5 C) 1, 2, 4, and 5 D) 1, 3, and 4
SCENARIOUse this scenario to answer the following question(s).You arrive on scene to find a four-year-old boy with a fresh burn on his back in the approximate shape of a triangle with curved sides. The child is not crying and accepts your examination passively. During your examination, you notice yellow bruises and several healed scars. The father stands in the background with his arms folded, not looking at you. The mother tells you a detailed story about how the child pulled the iron onto himself by pulling on the cord.Based on your scene size-up and primary assessment of the young boy with a large burn on his back, what do you suspect?
A. Physical and psychological child abuse B. Head trauma C. Developmental disability D. Hypoxia and shock
The liquid portion of the blood is called:
A. water. B. blood. C. lymph. D. plasma.