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Exam (elaborations)

BIO 2301 UNIT 1 QUESTIONS AND VERIFIED ANSWERS

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BIO 2301 UNIT 1 QUESTIONS AND VERIFIED ANSWERS

Institution
BIO 2301
Course
BIO 2301

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purpose/ function of non-REM sleep


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recovery from physical exertion (physical activity increases time in N3
sleep), replenish energy (adenosine accumulation increases sleepiness),
learning (especially important to motor memory formation)




action potential carries


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signal along axon from one end of the cell to the other

,0 dB


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threshold




hyperpolarize


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change membrane potential away from 0; make membrane more polar;
add positive ions to outside of cell




cochlear duct contains


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organ of corti




amplitude


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volume, decibels

,Human hearing range


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20-20,000 Hz




depolarize


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change membrane potential toward 0; make membrane less polar, add
positive ions inside the cell




top of organ of corti


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tectorial membrane




somatic nervous system


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consciously perceived sensations, consciously controlled motor functions

, Ampula of the semicircular canals


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use hair cells to detect rotation of head




abstract memory, consolidation requires


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focused attention, increased time in short term memory, must be driven by
self-motivation




optic disk


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blind spot where neurons of retina converge




desynchronization of rhythms


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depression, mood disorders, behavior disorders, etc

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Institution
BIO 2301
Course
BIO 2301

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Uploaded on
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Number of pages
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Written in
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