psy 176 test

subject Type Homework Help
subject Pages 2
subject Words 396
subject Authors Dee Unglaub Silverthorn

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1) a ________ is a single energy packet of visible light.
2) define the term transport maximum and describe a way cells can increase their
transport capacity.
3) the three types of gated channels are ________, ________, and ________.
4) ________ is a process by which an extracellular signal molecule, called the
________, activates a membrane receptor that in turn alters intracellular molecules,
called the ________, to create a response.
5) most long-distance communication between cells takes place through the ________
and ________ systems with their combination of chemical and electrical signals.
6) what general principle of hormone action does your answer support?
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7) the primary complex carbohydrate ingested and digested by people is ________.
8) asynchronous activation of motor units is important because it functions to
________.
9) explain the differences among the terms paracrine, autocrine, hormone, and cytokine.
10) when epinephrine combines with alpha adrenergic receptors on smooth muscle in
intestinal blood vessels, the blood vessels ________; however, when epinephrine binds
to beta-2 adrenergic receptors on certain skeletal muscle blood vessels, the vessels
________.

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