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| The study of how disease or injury alters physiological processes is termed |
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The first step in the scientific
method |
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| this maximize the number of test participants and include human participants of both sexes, different ethnic groups, and those who have health problems besides the one that the drug is designed to treat - is called |
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| When a scientist performs measurements in an experiment and does not know if the subject is part of the experimental or the control group, it is known as a |
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| cause-and-effect mechanisms |
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| A hypothesis is scientific if it___________ |
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| An ________________________ has the function of analyzing information from many different sensors about deviations from a set point and then altering the activity of particular effectors to compensate for the deviation |
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| integrating center of a negative feedback loop |
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| The normal range of arterial blood pH is |
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| Insulin is secreted from structures called |
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| In positive feedback mechanisms, the action of an effector is |
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Homeostasis is best thought of as being ____________________.
The control of hormone secretion by its own effects is called _____________________ The primary stimulus for insulin secretion is increased ____________ concentrations. If blood glucose levels decrease from normal, which of the following changes takes place to bring glucose levels back to normal - decrease in insulin - increase in glucagon |
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a state of dynamic constancy.
negative feedback inhibition.
blood glucose
- decrease in insulin - increase in glucagon |
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| Intercalated discs couple ________ cells both mechanically and electrically - myocardial |
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| _______________ is a series of wavelike contractions of circular and longitudinal layers of muscle that push food from one end of the digestive tract to the other. |
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| ____________ cells are supporting cells present in the both the brain and spinal cord. |
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| The highly branched extensions of a neuron whose function is to receive input from other neurons or receptor cells are called ___________ |
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| Cells providing support for nervous tissue are termed |
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