... street names for cocaine, including coke, C, toot, flake, and snow. cocaine Section: Effects and Addictive Nature Related: Pharmaceuticals Cocaine blocks pain sensation and stimulates the central nervous system , producing a sudden increase in heart rate, temperature, and blood pressure. In the brain, it blocks the synaptic reabsorption of certain neurotransmitters (in particular dopamine ). The resultant ... is a gradual lessening of the craving, although conditioned cues may exert an effect years afterward. Long-term use can result in digestive disorders, weight loss, general physical ...

• Word Count: 5106
• Approx Pages: 20
• Grade Level: Undergraduate

... ways to detect drugs. Newer smuggling methods are seemingly limited only by a trafficker's imagination. Couriers swallow bags of heroin, cross the border, and wait for the bags to run their digestive course. Bags of heroin are also put in the gas tanks and tires of cars and driven across borders, or mixed in with garbage that ends up in refuse containers ... short-term neuronal activity, gene transcription acts over a longer timescale. Opioidergic neurons are particularly concentrated in the ventral tegmental area. The VTA is an important nerve tract in the limbic system. The VTA passes...

• Word Count: 3024
• Approx Pages: 12
• Grade Level: Undergraduate