A student counts the chambers of the human heart. The total is:
AFour
BNine
CFive
DSix
Answer & Solution
Correct answer: A. Four
1. Each side has an atrium.
2. Each side also has a ventricle.
3. So there are four chambers.
_Source: OpenStax Anatomy and Physiology 2e, Chapter 19, The Cardiovascular System: The Heart._
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