NRSG 2630 Exam 5 – Hematology Questions
And Answers 2025 Update.
What is the normal lab value for red blood cells (RBC)? - Answer✔3.8-5.7 (million)
What is the normal lab value for hematocrit (HCT)? - Answer✔37-52 (%)
What is the normal lab value for hemoglobin (Hgb)? - Answer✔12-18 (g/dL)
What is the normal lab value for reticulocyte count? - Answer✔0.5-2.5 (%)
What are reticulocytes? - Answer✔Baby RBCs
What is the normal lab value for white blood cells (WBC)? - Answer✔5,000-10,000
What is the normal lab value for platelets? - Answer✔150,000-400,000
What are megakaryocytes? - Answer✔Baby platelets / fragments of platelets
What is anemia? Which lab value(s) are used to diagnose/assess anemia? - Answer✔Deficiency
in the number of erythrocytes (RBCs), the quantity of hemoglobin, and/or the volume of packed
RBCs (hematocrit) which can lead to tissue hypoxia
*Hemoglobin/hematocrit* levels are often used to determine the severity of anemia. High
bilirubin and high retic counts may also indicate anemia.
What are common causes of anemia? - Answer✔- blood loss
- decrease in production of RBCs
- alteration in production of RBCs
- increased destruction of RBCs
- bone marrow damage or suppression
What is hypochromic anemia? - Answer✔Iron or vitamin deficiency
What is pernicious anemia? - Answer✔Vitamin B12 deficiency
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What hemoglobin value indicated severe anemia? - Answer✔<6
What are s/s of anemia (in general)? - Answer✔- yellowing of the eyes
- pale, cold, yellow skin
- fatigue, dizziness, fainting
- hypotension
- palpitations, tachycardia, chest pain, angina, MI
- SOB
- weak muscles
- enlarged spleen
- abnormal stool color
What are common age related changes that may be masking symptoms of anemia? - Answer✔-
pallor
- confusion
- ataxia
- fatigue
- worsening angina
- heart failure
What type of anemia is most common? - Answer✔Iron deficiency
What is iron deficiency anemia? - Answer✔The supply of iron in the body is inadequate for
optimal RBC production. The body cannot synthesize hemoglobin without iron.
What are possible causes of iron deficiency anemia? - Answer✔- inadequate dietary intake
- malabsorption
- *bleeding / blood loss* (ex: trauma, GI bleed, *menstruation*)
- hemolysis
- pregnancy (diversion of iron to the fetus for erythropoiesis, blood loss at delivery, lactation)
What are s/s of iron deficiency anemia? - Answer✔- pica
- fatigue
- tachycardia, palpitations
- tachypnea on exertion
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- pallor
- smooth tongue
- glossitis
- koilonychia (spoon nails)
- cheilosis (inflammatory lesions at the labial commmissure of the mouth)
What is glossitis? - Answer✔Red, beefy, swollen tongue
What are teaching interventions for glossitis? - Answer✔- soft toothbrush
- increase water intake
- use lubricant / artificial saliva / chapstick
- no alcohol
What are diagnostic tests for iron deficiency anemia? - Answer✔- *low serum iron level*
- *elevated serum iron-binding capacity*
- low ferritin/transferrin
- bone marrow biopsy
- stool guaiac test, endoscopy/colonoscopy
What foods are high in iron? - Answer✔- green leafy vegetables
- liver
- meat
- fish
- legumes
- whole grains
- orange juice
- peanuts
- avocado
What are nursing implications for oral ferrous sulfate administration? - Answer✔- give 1 hour
before meals (not with food) with orange juice or vitamin C (to increase absorption)
- IF iron elixir, use straw to prevent staining of teeth
- constipation is a major complication so patient should start stool softener or laxative
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