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Critical Thinking Exercises
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Please answer all questions

1
How would you go about determining the normal value for potassium in human blood?
2
In childbirth, the force and rate of contractions increases as the child is being born. Is this an example of positive or negative feedback?
3
Do you think the muscles that cause your eyelid to blink are skeletal, cardiac, or smooth?
4
What kind of glands are the ceruminous (earwax) glands?







Human Physiology, 8eOnline Learning Center

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