The drugs quickly activate the brain's reward system - a primitive neurological circuit buried beneath the cortex - and release dopamine. This neurotransmitter, which is central to pleasure and desire, sends a message to the brain: This is an important experience worth remembering. Through this, the body begins to ask for the sensation released by dopamine, causing the body to become addicted to the substance.
Alcohol, for example, acts on the nervous system by changing behavior and may even lead to addiction. Its consumption initially promotes disinhibition, relaxation and euphoria. In a second moment the depressing effects begin to appear, such as speech and reasoning difficulties, slow reflexes, worsening of motor coordination and behavioral alteration. A laughing alcoholic may suddenly turn into a violent subject. These combined effects can cause a large number of problems, such as domestic violence and traffic accidents, many of them with death or permanent disability.
There could’ve been civilization without agriculture but very low. People all around the world depend on agriculture such as farming, crops and so on. Without these, we’ll end up hunting for food again.
Answer:
D) Police officers may reveal a sense of humor, and the jury can be impressed but should be made with caution so as not to offend any member of the jury
Explanation:
The general guideline regarding the use of humor is that police officers may reveal a sense of humor, and the jury can be impressed but should be made with caution so as not to offend any member of the jury thus sabotaging the case.
For better or the worse, the Sumerian contribution to the
societies and the cultures of the future was agricultural surplus and social
classes. When we achieved the level of civilization that made it possible to create the surplus food we in turn made it possible for people to live in
larger communities and thus the groundwork for the further development of society was created.
Answer: The Romans thought of themselves as highly religious, and attributed their success as a world power to their collective piety (pietas) in maintaining good relations with the gods. The Romans are known for the great number of deities they honored, a capacity that earned the mockery of early Christian polemicists.
Explanation:
