Synapasesgms

What is a motor neuron? stimulate muscle fibers to contract, axons are in nerves What is the name neurotransmitter released by motor neurons? Acetylcholine How does botox prevent muscle contraction? blocks the release of ACh into the synaptic cleft and therefore muscle contraction never occurs
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Cocaine p.268 What does cocaine interfere with at the synapses? the re-uptake of dopamine at synapses What is the effect? a rush of well being for 5 to 30 minutes

Methamphetamine p.268 What neurotransmitter does meth resemble? amphetamine What is the effect? reverses the effects of fatigue, maintains wakefullness and temprarily elevates the mood of the user. After the initial rush there is typically a state of high agitation that in some invidicuals results in violence Heroin p. 268 Where is heroin derived? the resin of the opium poppy plant What is heroin converted to that can bind opiate receptors in the brain? morphine What do the opiate receptors do? rush sensation and euphoric experience

Marijuana p. 269 What is THC? tetrahydrocannabinol - resin that covers hemp plants What is anandamide? a neurotransmitter What is the relationship between THC and anandamide and cannabinoids? THC and anandamide belong to a class of chemicals called cannabinoids. It would seem then that THC mimis the actions of anadamide Why are the receptors that bind cannabidoids important? they are important for memory orientation balance motor coordination and perception What does smoking THC cause? mild euphoria along with alteration in vision and judgement. symptoms get more severe as the level of smoking increases || ||   ||   ||   || Please enter your password.
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