Monday, September 10, 2012

Evolution of Pharmacology


Pharmacology is the study of drugs and their interactions with living systems.(Lehne , 2007)


The meaning of Greek word , “Pharmakos” is medicine or drug and “logos” means a study.


The history of drugs , appear to predate civilization.The primitive person’s belief was that disease were caused , by evil spirits.

Since the down of civilization,herbal drugs and other naturally sourced materials have been used,for alleviation of human suffering.Drug was made with herbs or materials like charcoal and clay.

The Sumerians dwelling in the valleys of Tigiris and Euphrates,rivers 5000 years ago.Used compounded medicine made of salt,roots, seeds and bark of willow.

Thursday, September 6, 2012

Structuralism






The days of yore :

In the distant past during which the field of psychology was not developed as a social science, the content matter pertaining to the subject had been discussed under philosopy.Aristotle has described mind as a function of bodily process.Hippocrates, the father of medicine has explained mental diseases as a result of brain pathology.In 1590 Rudolf Geol.for the first time has used the word – psychology.According to him psychology means the study of soul.psyche a Latin word means soul or Spirit.Logos means study or Knowledge.William James in 1890 has used the term mind in place of soul and defined psychology as the study of human mind.