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NURS 5461 EXAM 1 EXAM QUESTIONS AND ANSWERS WITH COMPLETE SOLUTIONS VERIFIED GRADED A++

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NURS 5461 EXAM 1 EXAM QUESTIONS AND ANSWERS WITH COMPLETE SOLUTIONS VERIFIED GRADED A++ Microcytic anemia iron deficiency, usually due to malabsorption / occult blood loss, or lead poisoning. MCV <80 Normocytic anemia due to hemorrhage or chronic disease. Aplastic anemia. MVC 80-92 macroc...

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  • November 2, 2024
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NURS 5461 EXAM 1 EXAM QUESTIONS AND ANSWERS

WITH COMPLETE SOLUTIONS VERIFIED GRADED A++


Microcytic anemia

iron deficiency, usually due to malabsorption / occult blood loss, or lead poisoning. MCV

<80

Normocytic anemia

due to hemorrhage or chronic disease. Aplastic anemia. MVC 80-92

macrocytic anemia

due to folate or vitamin B12(cobalamin) deficiency (megaloblastic anemia) / pernicious

anemia. /liver diseases

serum ferritin

Tests for iron stores. As serum ferritin falls, TIBC rises, and serum iron levels will

eventually fall.

Anemia of chronic disease

NORMOcytic anemia with ↓ serum iron, ↓ TIBC, and normal iron stores. Treat with

epoetin and give an iron supplement

Schistocytes

Associated with hemolytic uremia syndrome

pernicious anemia

, Macrocytic anemia caused by vitamin B12 deficiency. B12 is essential to maturation of

erythrocytes - low levels will cause the RBC to expand. PPIs and histamine2 blockers

can cause this.

Increased homocysteine & methylmalonic acid level indicates ?

B12 deficiency

increased homocysteine levels

Folate deficiency

Sperocytes

Appear as spheres, lack central pallor, smaller diameter, indicate immune-mediated

process - can be seen after blood transfusion

aplastic anemia

a normocytic anemia characterized by the failure of bone marrow to produce red blood

cells

Low ferritin

iron deficiency anemia

Transferrin

transports iron

TIBC (total iron binding capacity)

Available transferrin that is left unbound (Represents the "empty seats on a train").

When iron is low, TIBC will be high. When iron is high, TIBC will be low

MCHC (mean corpuscular hemoglobin concentration)

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