Author Archive

July 2nd, 2010

Marijuana’s Effect on Neurotransmitters

by PT

Marijuana is a drug; it is green, brown or gray mixture of dried stems, seeds flowers of the hemp plant. Marijuana abuse has impact on body as well as brain.

Naturally a chemical is produced by the body that is very similar to THC; these chemicals are called as endogenous cannabinoids or endocannabinod. THC or delta 9 is one of the ingredient and chemical found in marijuana.

Neurons are cells in brain; information will be processed by this cells. These cells are authorized by neurotransmitter chemicals to communicate with each other. These cells release in to gap between the neurons known as synapse. There are some proteins in neurons called as receptors which are specific to neurotransmitters. Various cellular mechanisms are turned on or off by these receptors. Production, release or re-uptake of various neurotransmitters are effected by the drugs. Actions of neurotransmitters are blocked by the marijuana drug. It interferes with the mechanisms which associates with the receptor. Dopamine is a neurotransmitter, which associates with pleasurable sensations externally. This dopamine production is reduced by drug use. Indication for this harmful behavior of the user. Neurons are activated by this drug leading to high sensation of feelings.

Marijuana users thus experience reduction in pain and increased appetite. They may get sleepiness, impaired attention span, mellow feeling, and blood pressure can be reduced.

There are so many adverse effects of use of marijuana on brain and body of human beings. Some times it may lead to cancer as well as death.

May 28th, 2010

Impact of transportation on personal welfare

by PT

Contribution of transportation to economic development obviously implied personal life. The well being of any person or organization depends mostly on the considerations like education, health and even employment.

  • Health: Technology is growing much faster; there are no advancements in the Health services in the village. We cannot provide hospitals to each and every village. So, it is better to access urban facilities using transportation. So, the urban facilities can be used with the help of the advanced means of transport. Health can be maintained for the remote living people and emergency services are provided by the easier access of the urban facilities.
  • Education: Education plays a vital role in one’s life. Everybody needs it. So, in order to have a better access towards the education again transportation plays a major role. Full range of educational facilities are present in the urban regions. Education becomes an unrealistic feature in the remote places. So, transportation is needed to make the remote people as literates.
  • Employment: There are two types of migrations. Permanent Migration will be as costly as to shift the entire family to another place. Non-permanent migration leads to more income, migrating from one place to another place, leads to work during peak seasons in villages; and during other seasons work will be done usually in the urban places. So, for this kind of migration transportation is required which makes the life easier to travel up and down from remote places to urban cities. It even provides employment to the individuals are the drivers, pilots, cabin crews and in preparation of the required materials for the construction of buses, automobiles etc.