MIDTERM EXAMINATION 2026 COMPLETE
QUESTIONS AND ANSWERS
◉ WBC Levels in Adults. Answer: 3.4 to 9.6 billion
◉ 5 types of WBC. Answer: Neutrophils
lymphocytes
monocytes
eosinophils
basophils
◉ Usually What WBC is the largest. Answer: Neutrophils
◉ What WBC type is the largest as a newborn. Answer: Lymphocytes
until 8 years old
◉ Leukopenia. Answer: less than 4000
* viral infection
* bacterial infection
* bone marrow issue
,◉ Severe leukopenia. Answer: less than 500
can be at risk for fatal infection dying of even a cold
◉ when is leukocytosis common. Answer: during pregnancy due to
increased neutrophils
◉ What wbc type elevates with allergies. Answer: Eosinophils
◉ what wbc type elevates with infections (bacterial and viral).
Answer: Viral: lymphocytes
bacterial: neutrophils
◉ Hemoglobin (Hgb) what does it go. Answer: carries oxygen
throughout the body making up 95% of dry wt of RBC
◉ Hemoglobin is what type of structure. Answer: quaternary
structure made of 4 globular proteins (2 alpha/2beta) with an iron
center for o2 binding
◉ Erythocytosis and 6 causes. Answer: elevated Hgb caused by:
polycythemia, high altitude, heart disease, copd/pulm disease,
dehydration, renal issue
, ◉ anemia and at least 5 causes. Answer: low hbg, due to :
iron deficiency or vitamin b12 /folate deficiency, chronic renal
failure, aplastic anemia, bone marrow issue, leukemia, lymphoma, or
blood loss
◉ Normal Hgb levels. Answer: 11.6-16.6g/dl
◉ when hgb is abnormal be concerned of what. Answer: blood
oxygen carrying capacity concern
◉ Hematocrit Hct what is it. Answer: percentage of overall solution:
packed cell volume of RBC
◉ normal hct level. Answer: 35.5 to 48.6%
◉ Hgb compared to hct. Answer: Hct= hgb x3
◉ loss of plasma volume from the vascular space does what to hct.
Answer: increases it: think dehydration, severe burn, elevated hct
◉ overhydration does what to hct. Answer: decreases hct: not
necessarily bleeding