Essays

Mental disorders can be classified in many ways but the most commonly used in the world are those presented in the Diagnostic Statistical Manual of Mental Disorders IV (DSM-IV), which was published by the American Psychiatric Association Washington DC, 1994. …

A large body of evidence suggest that organisms can learn that they are powerless to affect their own destinies. Learned helplessness involves learning that an aversive event can not be avoided or escaped. Seligman (1976), demonstrated, in a series of …

An experimental investigation took place in order to test the hypothesis, that there will be a higher score in words that have been associated with meaning rather than with a matched rhyming words. The aim of the investigation was to …

Then it was essential to calculate the means of the advantage that ‘M’ had over ‘R’. It was found that the mean for the first recall was 1.64 whereas the mean for the second recall was 1.36. This suggests there …

Of the various factors that can stimulate insulin secretion, glucose is physiologically the most important. This is reflected by the moment-to-moment fluctuations in plasma concentration that accompany fluctuations in plasma glucose concentration. The data shows that glucose metabolism within the cell, …

Everyday materials such as foods are composed of organic molecules such as carbohydrates, starch, proteins and lipids. It will be possible for us to determine if these organic substances are present by using the tests we learned in the last …

All the cells are composing of 4 different types of biological building blocks, or “macromolecules.” These are carbohydrates, lipids (fats), proteins and nucleic acids. But in this lab exercise, we will examine only three of the four macromolecules: carbohydrates, proteins …

Motivation is the cause of organism behaviour, or the reason that an organism carries out some activity. In a human being motivation involves both conscious and unconscious drives. Psychological theory must account for a primary level of motivation to satisfy …

Motivation can be defined as the mental strength set in motion to achieve a definite goal. It is the most important factor to accomplish a most excellent standing in business world. Motivation is also described by marvelous success or not …

One of the most important theories, it emerged in the early 1960s, by Abraham Maslow, a psychology professor at Brandeis University in New York. Maslow’s (1943) Theory of Hierarchy of Needs examines human motivation in terms of levels of met …