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BIOL 219 Chapter 44 Study Guide with Questions and Answers
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--29November 20242024/2025A+Available in bundle
- BIOL 219 Chapter 44 Study Guide with Questions and Answers 
 
1. Augustus Waller invented a machine that measures ____. 
 a. blood pressure when the ventricles are contracting 
 b. blood pressure when the ventricles are relaxed 
 
 c. cardiac output 
 
 d. electrical activity of the brain 
 
 e. electrical activity of the heart ANSWER E 
 
2. In Waller's experiment, he placed each of his feet into a pan containing ____. 
 a. carbon dioxide 
 b. iron 
 
 c. mercury 
 
 d. pure water 
 
 e. sa...
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