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Assignment 2 Starting with the precursor substance tyrosine, draw three diagrams showing how the various enzymes convert this substance to serotonin, dopamine and norepinephrine. Identify and briefly describe each chemical step required to create each neurotransmitter. Your diagrams must be hand-drawn. Scan your diagrams and submit them as an attachment of an image file […]
Notable psychological or behavioral effects of the drug and symptoms of usage. Outline the possible mechanism(s) of action. If possible, include which regions of the nervous system are affected, how the drug affects neuronal signaling and/or neurotransmitter function and how these may cause the main effects and side effects. (Mechanisms of action may not be […]
Pathology 1. Explain the difference between the SA and AV node? (2 marks) 2. Explain the main function of a neurotransmitter? (2 marks) 3. Explain why saltatory conduction is faster than continuous conduction? (2 marks) 4. Using an example, explain what a negative feedback loop is. (2 marks) 5. Kidneys produce about 350 litres of […]
Three months later, after being prevented from huffing at all, her symptoms have improved. Her gait is smoother, and she is able to complete the standard sobriety test, though with some difficulty. Examination of her “favorite” brands of paint reveals that they contain toluene. Questions I. What condition or conditions are being described in this […]
