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Home Q & A Board Biology-Related Homework Help General Biology
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qwerqwerqer qwerqwerqer
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6 years ago
Spatial summation occurs when
  a. several neurons in an area fire at one time.
  b. neurons fire repeatedly until a stimulus is sent.
  c. they are too weak to cause an action potential.
  d. the post-synaptic neuron is stimulated in one location.
  e. the pre-synaptic neuron fires into many post-synaptic neurons.

Question 2

Neurofibrillary tangles occur:a.
   in the neuron cytoplasm of patients with Alzheimer's disease.
  b. in the axon of patients with multiple sclerosis.
  c. in the glial cells of patients with myasthenia gravis.
  d. in the dendrites of patients with peripheral neuropathy.
  e. in the cell bodies of patients with depression.
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Same.shaSame.sha
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qwerqwerqer Author
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#2
6 years ago
I wanna give this person a hug.
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