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Critical Thinking Exercises
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Please answer all questions

How would you go about determining the normal value for potassium in human blood?
In childbirth, the force and rate of contractions increases as the child is being born. Is this an example of positive or negative feedback?
Do you think the muscles that cause your eyelid to blink are skeletal, cardiac, or smooth?
What kind of glands are the ceruminous (earwax) glands?

Human Physiology, 8eOnline Learning Center

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