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13 Cards in this Set
- Front
- Back
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NMBA's are important at what portion of the nervous system?
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Somatic Nervous System
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Motor neurons to the skeletal muscles originate where?
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Anterior or Ventral horn of spinal cord
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Motor neuron are what type of neurons?
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EFFERENT neurons
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Sensory neurons from skeletal muscles carry AP to spinal cord via?
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Dorsal horn
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Motor and Sensory motor neurons are considered what type of nerves?
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Somatic nerves
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Motor nerves are ___________ and will exit the ____________ of spinal cord/
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Efferents
Ventral cord |
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Sensory nerves are _________ and will exit the _____________.
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Afferent
dorsal posterior cord |
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What causes the release of Ach at the presynaptic membrane?
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Calcium
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Motor nerves release _________ to the motor endplate on the ____________ side of neuron.
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Ach
Postsynaptic side |
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What other receptors are found in the post synaptic membrane with Ach receptors?
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Nicotinic receptors
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This is found in clos proximity to post synaptic icotinic receptors, and extend into synaptic cleft to metabolize Ach.
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Acetylcholineesterase
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This enzyme brakes down Ach on postsynaptic membrane, stoping an action potential.
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Acetylcholinesterace
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The nicotinic cholinergic receptors is composed of what?
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5 glycoprotein subunits
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