HOSA Pathophysiology Practice Exam
2026 Questions and Answers
Which layer of the eyeball is inflamed in uveitis? - Correct answer-vascular tunic
A neoplasm of mesenchymal origin - Correct answer-sarcoma
Presence of microbial toxins in the blood overwhelms the immune system and
produces a whole-body inflammatory state. - Correct answer-sepsis
A host and a microbe exist with no harm to either - Correct answer-commensialism
What is the end product?
pluripotent stem cell > myeloid stem cell > erythroblast > reticulocyte > ??? -
Correct answer-erythrocyte
Oblong lens, irregular shape of the lens and/or cornea - Correct answer-
astigmatism
Characterized by the sudden onset of petechiae and purpura in young children -
Correct answer-idiopathic thrombocytopenic purpura
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, Where does erythropoiesis occur after age 20? - Correct answer-ribs, sternum, and
pelvis
Presence of M cells in serum without findings of multiple myeloma - Correct
answer-monoclonal gammopathy of undetermined significance
Based on anaplasia and uses Roman numerals I-IV - Correct answer-grading
Autosomal deficiency or defect in vWf - Correct answer-Von Willebrand disease
A factor IX deficiency is involved in this - Correct answer-hemophilia B
Purple areas of bruising - Correct answer-purpura
A decrease in the absolute number of cells - Correct answer-hypoplasia (but can be
generalized as atrophy)
Cellular engulfment, killing and degradation of microorganisms and particulate
matter - Correct answer-phagocytosis
These are not leukocytes - Correct answer-reticulocytes
Exudate that contains pus and mucus - Correct answer-mucopurulent
An abnormal passageway between two endothelium-lined organs or between two
blood vessels that don't normally connect - Correct answer-fistula
What is the end product?
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2026 Questions and Answers
Which layer of the eyeball is inflamed in uveitis? - Correct answer-vascular tunic
A neoplasm of mesenchymal origin - Correct answer-sarcoma
Presence of microbial toxins in the blood overwhelms the immune system and
produces a whole-body inflammatory state. - Correct answer-sepsis
A host and a microbe exist with no harm to either - Correct answer-commensialism
What is the end product?
pluripotent stem cell > myeloid stem cell > erythroblast > reticulocyte > ??? -
Correct answer-erythrocyte
Oblong lens, irregular shape of the lens and/or cornea - Correct answer-
astigmatism
Characterized by the sudden onset of petechiae and purpura in young children -
Correct answer-idiopathic thrombocytopenic purpura
©COPYRIGHT 2025, ALL RIGHTS RESERVED 1
, Where does erythropoiesis occur after age 20? - Correct answer-ribs, sternum, and
pelvis
Presence of M cells in serum without findings of multiple myeloma - Correct
answer-monoclonal gammopathy of undetermined significance
Based on anaplasia and uses Roman numerals I-IV - Correct answer-grading
Autosomal deficiency or defect in vWf - Correct answer-Von Willebrand disease
A factor IX deficiency is involved in this - Correct answer-hemophilia B
Purple areas of bruising - Correct answer-purpura
A decrease in the absolute number of cells - Correct answer-hypoplasia (but can be
generalized as atrophy)
Cellular engulfment, killing and degradation of microorganisms and particulate
matter - Correct answer-phagocytosis
These are not leukocytes - Correct answer-reticulocytes
Exudate that contains pus and mucus - Correct answer-mucopurulent
An abnormal passageway between two endothelium-lined organs or between two
blood vessels that don't normally connect - Correct answer-fistula
What is the end product?
©COPYRIGHT 2025, ALL RIGHTS RESERVED 2
