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Download Name: Score: ______/30 Drugs and Homeostasis STSE #1 – 2014
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Drugs and Homeostasis STSE #1 – 2014-2015 Biology 3201 Name:_________________________ Score: ________/30 Read the article Drugs and Homeostasis and complete the following questions. 1. _______________________________ are chemicals secreted by neurons which stimulate motor neurons or neurons of the CNS. (1) 2. _________________________________ causes calcium gates to open and trigger the release of neurotransmitter into a synapse. (1) 3. Name 4 excitory neurotransmitters: (2) a._________________________________________ b._________________________________________ c._________________________________________ d._________________________________________ 4. Name 2 neurotransmitters associated with relaxation: (1) a. __________________________________________ b. __________________________________________ 5. Name 2 diseases believed to be caused by neurotransmitter imbalances: (1) a._______________________________________________________________ b. _______________________________________________________________ 6. a. What is the most frequently encountered mental illness? (1) ______________________________ b. What percentage of the population suffers with this condition? ______________ 7. Complete the following chart: (9) Clinical Depression Neurotransmitters involved and nature of imbalance Bipolar Disorder Schizophrenia Treatments (drugs or otherwise) Side effects 8. From the following list, choose 1 commonly abused drug and complete the next chart. (3) Cocaine Rohypnol Ecstasy Drug Effect on Neural Short Term effects Long term effects Pathways 9. Name 2 prescription drugs that are most commonly abused. (1) a. ______________________________________ b. ______________________________________ 10. Justin Trudeau has certainly got Canadians talking about marijuana. Name 3 pros and 3 cons of using marijuana. (3) Pros 1 Cons 1 2 2 3 3 11. Statistics show that people have been dying more from poisoning (almost all poisonings are drug overdoses) than from car accidents, or any other type of injury. Glee star Cory Monteith died from a drug overdose (heroin and alcohol) despite spending time in rehab and having supportive friends and family. Explain in scientific terms the general nature of his addiction (why was his habit so hard to break? Refer specifically to heroin and alcohol.)(7)
