PSYCH261 Lecture Notes - Lecture 5: Hallucinogen, Caffeine, Stimulant
28 Nov 2015
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Drugs that cause distorted sense of consciousness. Drugs have their effects because they mimic certain internal chemicals. When they bind to the serotonin molecules (can overstimulate that molecule. Look a lot like serotonin molecules (attach to certain serotonin receptors) Get off the drugs (experience an imbalance at the synapses) Antagonist for adenosine (inhibitory neurotransmitter) reduce adenosine, feel more aroused. Affect the ability to generate action potentials. Increases inhibitory response by gaba and blocks the excitatory neurotransmitter reduce brain activity. More likely to wake more in the night because of the body temperature changes. Ventral (towards the axis or the stomach) Lateral ( towards the side, away from them middle) Contralateral (on the opposite side of the body) Cranial (nerves that come out and affects other parts of your body) Vagus nerve (wandering nerve goes all around your torsal) Cervical region (goes to the head, neck, and the arms) Lombar nerves (responsible for lower back, legs, some of the sacral nerves)
