Synapse+WG

Motor Neuron p.234 What is a motor neuron? The axon of one motor neuron can stimulate from a few to several branches. What is the name neurotransmitter released by motor neurons? The name of the neurotransmitter is ACh, which stands for the word acetylcholine. How does botox prevent muscle contraction? It prevents muscle contraption because it blocks the release of ACh into the synaptic cleft.

Cocaine p.268 What does cocaine interfere with at the synapses? It interferes with the re-uptake of dopamine. What is the effect? It results to a rush of wellbeing that lasts from 5-30 minutes.

Methamphetamine p.268 What neurotransmitter does meth resemble? It resembles ACh. What is the effect? The effect is almost instantaneous. Snorting is the quickest way to get into your system. The effects also lat 4 to 8 hours when smoked.

Heroin p. 268 Where is heroin derived? It is derived from the resin or sap of the opium poppy plant, which is grown from turkey to Southeast Asia and in parts of Latin America. What is heroin converted to that can bind opiate receptors in the brain? It is converted to morphine, and that is what binds with the opiate receptors in the brain. What do the opiate receptors do? The opiate receptors, after binding with the brain, can also give a rush sensation and euphoric experience.

Marijuana p. 269 What is THC? It is dried flowering tops, leaves, and stems of the Indian hem plant Cannabis sativa. What is anandamide? It is a type of neurotransmitter that along with THC belong to a class of chemicals called cannabinoids. What is the relationship between THC and anandamide and cannabinoids? They all can affect the brain, and can mess with motor skills. Why are the receptors that bind cannabidoids important? The receptors are important because they are located in areas of the brain that are important for memory, orientation, balance, motor coordination, and perception. What does smoking THC cause? It causes mild euphoria, along with alternations in vision and judgment. It can also cause distortions of space and time. For the heavy users, it causes hallucinations, anxiety, depression, paranoia, and many other things.