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Latest revision as of 02:21, 25 September 2026
Which of the following is FALSE about human blood?
a) Cellular components include erythrocytes, leukocytes, and thrombocytes (platelets)
b) The electrolyte composition of plasma is similar to that of the erythrocyte cytoplasm
c) Blood serves multiple roles in the body, including messaging, substrate delivery, waste removal, and hemostasis
d) In healthy children, the majority of cellular elements are produced in the bone marrow of the long bones.
e) In severe illness, cellular elements may be produced outside of the bone marrow
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Answer
Answer b. Plasma electrolyte composition matches extracellular fluid composition throughout the body; erythrocyte cytoplasm is intracellular and has a distinctly different electrolyte milieu.
Notes
- This question originally printed in the Pediatric Anesthesiology Review Topics kindle book series, and appears courtesy of Naerthwyn Press, LLC.