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The chamber that ejects blood into the aorta for the whole body is the:

ALeft vestibule wall
BLeft ventricle
CLeft ventricular sac
DLeft venous cavity
Answer & Solution
Correct answer: B. Left ventricle
1. The systemic circuit needs high pressure. 2. One thick walled chamber supplies it. 3. That is the left ventricle. _Source: OpenStax Anatomy and Physiology 2e, Chapter 19, The Cardiovascular System: The Heart._
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