ch 34 quiz
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An organism where circulatory fluid bathes the organs directly is an example of a(an)
open circulatory system
Animals such as amphibians force air into their lungs by_______
positive pressure breathing
Which of the following is true of arteries? (Select all that apply.
They have thick walls. They carry blood away from the heart. They are under high pressure.
During inhalation, the diaphragm__________
contracts and moves up
Imagine a red blood cell leaving the left ventricle of your heart. To which chamber of the heart will that cell return to first?
right atrium