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BIOS 256 EXAM 2 (Latest 2024 / 2025) Questions and Answers (Verified Answers) $20.49   Add to cart

Exam (elaborations)

BIOS 256 EXAM 2 (Latest 2024 / 2025) Questions and Answers (Verified Answers)

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BIOS 256 EXAM 2 (Latest 2024 / 2025) Questions and Answers (Verified Answers)

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  • September 22, 2024
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  • 2024/2025
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  • Questions & answers
  • BIOS 256
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BIOS 256 EXAM 2 (Latest ) Questions and
Answers (Verified Answers)


the neuroglia forming the myelin sheath around neuron fibers in the peripheral nervous system are

schwann cells

depolarization means

the inside of the cell gets more positive

the resting membrane potential is characterized by

high potassium and protein inside the cell and high sodium and calcium outside the cell

if you were to administer a drug that blocked the activity of the sodium/potassium ATPase pump,
what effect would you expect that to have on the cell's ability to absorb glucose (which is absorbed by
sodium cotransport?)

decreased glucose transport into the cell

during the relative refactor period, a neuron may respond to a

larger stimulus than the original

salatory conduction is made possible by

the myelin sheath

the substance released at axonal endings to propagate a excitatory posthypnotic impulse is called a(n)

neurotransmitter

the period after an initial stimulus when a neuron is not sensitive to another stimulus is the

refectory period

the neurotransmitter utilized at the neuromuscular junction is

acetylcholine

a neural circuit with input traveling along several pathways for integrating by several CNS systems and
providing several response is a

parallel processing circuit

which irregular rhythmic brain waves are observed when you are awake and alert

beta

, REM sleep is associated with

temporary skeletal muscle paralysis, except for the extrinsic eye muscles

the process of linking new facts with old facts already stored in the memory bank is called

association

which part of the nervous system controls survival emotions and behavior

the limbic system

which is true about functional MRI (fMRI)

it detects oxygen use by determining the ratio of oxyhemoglobin to deoxyhemoglobin

in contrast to the somatic nervous system, the autonomic nervous system

has two efferent neurons

the site of origin of the preganglionic fibers of the parasympathetic nervous system is the

brain stem and the sacral region of the spinal cord

all preganglionic axons of the autonomic nervous system release

...

which provides vasomotor tone

sympathetic nervous system

feeling a gentle caress on your arm would likely involve all of the following except

pacinian corpuscles

which type of receptors fire at a constant rate when stimulus is present and stop when stimulus is
removed

tonic

which skin receptors detect pain

nociceptors

when a skins area's two-point threshold is large, that skin has

low sensory acuity

which kind of papilla does not contain taste buds

filiform

sweet tastes are converted to nerve impulses by

a G protein gustaducin transducing sensation

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