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Question
What occurs when the pressure in the ventricles drops below the pressure of the atria?
A. AV valves open
B. AV valves close
C. SL valves open
D. SL valves close
Answer
This answer is hidden. It contains 1 characters.
Related questions
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A male with 5 alpha-reductase deficiency will have male internal sex organs but more female appearing external genitals.
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DHEAS travels from the fetal adrenal cortex to the placenta where it is converted into oxytocin.
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arteries
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B. decreased, K+
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Cells synthesizing hydroxyapatite in bones are termed as
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Bone resorption is produced by the action of _____________, which return bone calcium and phosphate to the blood.
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B. osteoclasts
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