Notes in Microview Nervous System

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Published	04/14/2024	f69f7832128b4f4e8fdaba88b2aa9a4d-oa-1
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Published	04/14/2024	What is the function of glial cells?
Published	04/14/2024	What is gliosis?
Published	04/14/2024	What is the function of neurons?
Published	04/14/2024	What are the staining and markers for neurons?
Published	04/14/2024	{{c1::Astrocytes}} are the most abundant glial cell in teh CNS, serves as {{c2::physical support}}, remove {{c2::excess neurotransmitter}}, and make u…
Published	04/14/2024	{{c1::Microglia}} are the {{c2::phagocytic/macrophage}} cells of the CNS. Activated in response to {{c3::tissue damage.}} They are dervied from {{c4::…
Published	04/14/2024	{{c1::Ependymal cells}} are {{c2::ciliated simple columnar::type}} glial cells lining the spinal cord. They are derviced from {{c3::neurocoetderm}}, a…
Published	04/14/2024	{{c6::Oligodendroglia}} myelinate {{c1::CNS axons}}. Each cell myelinates {{c2::multiple}} axons, and are the most common glial cell in {{c3::white ma…
Published	04/14/2024	{{c1::Schwann Cells}} myelinate {{c2::PNS axons}}. Each cell myelinates {{c2::one}} axons. They are very important for {{c3::neuron regeneration}} and…
Published	04/14/2024	At rest, neurons have voltage of {{c1::-70mV.}} This is maintained by “leak” of {{c2::K+ out of cell}}.
Published	04/14/2024	At any given moment the {{c1::membrane potential}} is determined by the equilibrium potential of the ion with {{c2::greatest permeability}}
Published	04/14/2024	How Does the AIS “Know” to Fire an Action Potential?
Published	04/14/2024	Examples of sodium channel blockers (toxins)?
Published	04/14/2024	Examples of sodium channel openers (toxins)?
Published	04/14/2024	Examples of Sodium channel blockers (pharma)?
Published	04/14/2024	Examples of potassium channel modulators (pharma)?
Published	04/14/2024	{{c2::Excitatory NTs}} induce depolarization by increasing {{c1::permeability to sodium +/- calcium}}. Examples: {{c3::Acetylcholine, glutamate}}
Published	04/14/2024	Inhibitory NTs induce hyperpolarization by increasing {{c1::permeability to chloride}}. Examples: {{c2::GABA, glycine}}
Published	04/14/2024	What is the structure of the receptor for ionotropic post-synaptic receptors?
Published	04/14/2024	What is the structure of the receptor for metabotropic post-synaptic receptors?
Published	04/14/2024	How do metabotropic receptors enact their effect?
Published	04/14/2024	What is the process of synaptic neurotransmission?
Published	04/14/2024	The major means of inactivation is re-uptake usually by the {{c1::pre-synaptic neuron}}
Published	04/14/2024	{{c1::NMDA}} Receptor effects by changing {{c2::cytoplasmic calcium}} plus membrane potential changes
Published	04/14/2024	What three things are needed for NMDA receptor activation?
Published	04/14/2024	The {{c1::GABA-A receptor}} increases {{c2::chloride}} conductance, causing {{c3::hyperpolarization}}, it is the site of action of {{c4::benzodiazopin…
Published	04/14/2024	The inactivation of {{c2::catecholamines}} by reuptake involves their removal from the synaptic cleft by {{c1::sodium gradient symport transport}}.
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