Anaphylaxis is MOST accurately defined as a(n):
A. moderate allergic reaction that primarily affects the vasculature.
B. extreme allergic reaction that may affect multiple body systems.
C. severe allergic reaction that typically resolves without treatment.
D. allergic reaction that causes bronchodilation and vasoconstriction.
Answer: B. extreme allergic reaction that may affect multiple body systems.
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The valves that control the flow of blood are:
a. tricuspid and mitral. b. tricuspid, metal, aortic, and pulmonary. c. mitral and pulmonary. d. mitral, aortic, and pulmonary.
When a microbiologist reads a slide with Gram-stained bacteria, he or she can thank
A) Antoni Leeuwenhoek. B) Hans Christian Gram. C) Louis Pasteur. D) both A and B. E) both B and C.
Jaundice is a sign of liver disease, bile obstruction, or destruction of red blood cells
Indicate whether the statement is true or false
The brainstem is formed by the medulla and cerebellum
Indicate whether the statement is true or false