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NURS 2356 - HEMATOLOGY | UPDATE | COMPREHENSIVE MOST FREQUENTLY TESTED QUESTION WITH VERIFIED SOLUTIONS| GRADED A+| GET IT 100% ACCURATE!!$17.99
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NURS 2356 - HEMATOLOGY | UPDATE |
COMPREHENSIVE MOST FREQUENTLY TESTED
QUESTION WITH VERIFIED SOLUTIONS| GRADED
A+| GET IT 100% ACCURATE!!
4 main components of blood
➣ RBC
➣ WBC
➣ platelets
➣ plasma
what is the composition of plasma
90% water and 10% solutes (electrolytes, O2, CO2,
etc.)
where is blood formed
bone marrow
what cells make blood
multipotent cells
,location of bone marrow aspiration in infants
tibia
location of bone marrow aspiration in toddlers &
preschoolers
femur, tibia
location of bone marrow aspiration in children over
5 years
pelvis (iliac crest)
bone marrow production young adults/adults (7)
➣ ribs
➣ sternum
➣ vertebra
➣ pelvis
➣ skull
➣ clavicle
➣ scapula
a condition in which levels of red blood cells and
hemoglobin are lower than normal
anemia
causes of anemia (4)
➣ iron deficiency anemia
➣ lead poisoning
,➣ sickle cell anemia
➣ B-thalassemia
iron deficiency anemia
➣ what is iron needed for?
a reduction in the iron stores of the body causing an
inadequate production of Hgb
➣ iron is needed for the production of hemoglobin
what is hemoglobin necessary for?
transporting O2
s/s of iron deficiency anemia (6)
➣ tachycardia
➣ tachypnea
➣ fatigue
➣ pallor
➣ irritability
➣ lethargy
why are neonates at a greater risk for iron deficiency
anemia? (2)
➣ lack the maternal iron stores
➣ preterm infants haven't had time in utero to store
up the needed iron supply
how long do full-term infants have maternal iron
stores until?
, 6 months of age
immune thrombocytopenia purpura (ITP)
➣ cause
a bleeding disorder followed by a viral infection
characterized by increased destruction of platelets in
the spleen
➣ platelet destruction due to an antiplatelet
antibody, produced after a viral infection, that
destroys platelets - making this an autoimmune
disorder
clinical manifestations of immune thrombocytopenia
purpura (ITP) [6]
➣ excessive bruising
➣ miniature petechiae (sclera or mouth)
➣ large areas of asymmetrical ecchymosis
➣ epistaxis
➣ marked thrombocytopenia: platelets less than 20k
but could be less than 10k (normal is 150k)
➣ normal WBC, Hgb, & Hct
treatment of ITP
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