VS 229 - Quiz 3 KEY

VS 229 - Quiz 3 KEY - chemical neurotransmitter? decreased...

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Quiz 3 KEY – VS 229 W 08 1.) What makes up the CNS? What makes up the PNS? CNS-brain, spinal cord PNS – cranial nerves, spinal nerves, autonomic nervous system, ganglia 2.) What are groups of cell bodies of the CNS and PNS? CNS – nuclei; PNS – ganglia 3.) What are three classifications of nerve by function? sensory, motor, inter 4.) The myelin sheath is made up by what cell in the PNS? In the CNS? PNS – Schwann, CNS - oligodendrocyte 5.) What are four effects of the sympathetic nervous system and what is the chemical neurotransmitter increased (heart rate, blood pressure, sweating), dilation of pupils, decreased (urination, salvation), bronchial dilation, epinephrine release 6.) What are four effects of the parasympathetic nervous system and what is the
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Unformatted text preview: chemical neurotransmitter? decreased (heart rate, blood pressure, sweating), increased (salivation, urination), acetylcholine release, bronchial and pupil constriction 7.) What are the three main portions of the brain and the function of each? cerebrum higher learning, behavior cerebellum posture, motor, balance brain stem - autonomic 8.) What is the brachial plexus and lumbosacral plexus? spinal nerves come together from neck to supply front leg; spinal nerves in lumbar to supply hind leg 9.) What is the major nerve of the hind limb? sciatic 10.) When the nerve impulse or action potential moves from node of ranvier to node it is called what? salutatory conduction...
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VS 229 - Quiz 3 KEY - chemical neurotransmitter? decreased...

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