Saturday, February 22, 2020
Teratogens from a biological perspective Essay Example | Topics and Well Written Essays - 750 words
Teratogens from a biological perspective - Essay Example The probability of impairment is determined by several other factors which interact with the teratogens. As mentioned above, several factors influence the adverse effects of teratogens and the accompanied pathological process. These factors include timing which refers to the phase of development or pregnancy which the child is affected by the teratogen. Certain teratogens only have the possibility to cause harm to during certain periods of development, whereas others are constantly harmful throughout the pregnancy. An example of such teratogens is behavioral teratogens which harmful regardless of the period. In essence, the neurological system is susceptible to damage throughout pregnancy. The critical period is also a stage of timing which should be considered as this refers to the period when an organ or tissue is most susceptible to teratogen effect (Holmes et al., 2011). The next factor is exposure, which refers to the dosage or quantity of the teratogen that the fetus is exposed t during development. In addition, the frequency which this fetus is exposed also determines the results of damage. There is also the threshold effect which involves the dosage which a certain teratogen is harmless to a fetus until the threshold has been surpassed. Interactions are also essential in the effects of teratogens and some of them are only effective or more effective in the presence of other teratogens. Other risk factors may also have the same relation with teratogens. The third factor that affects the presentation of teratogens is genetic composition. There are certain genes that predispose an individual to teratogens hence he or she is likely to be affected by them. Examples of teratogens include diseases such as AIDS, HIV or Rubella; drugs which can be either medical or social and environmental toxin (Rathus & Longmuir, 2011). As mentioned above, teratogens have different effects some which
Thursday, February 6, 2020
DB1 Essay Example | Topics and Well Written Essays - 500 words
DB1 - Essay Example Baets (2006, Pg. 65) contend that the frog put on a steadily increasing temperature the frog enjoys the temperature and forgets the heat has become too much and, it eventually collapses and eventually boils inside the water. The boiled frog phenomenon applies in businesses in the way it identifies the threats they face that might interfere with their survival especially in the early and growth stages of the business. These stages of growth of a business are the best time for the business to put plans for a particular threat that the organization is facing in an appropriate time before it is too late. The boiling frog phenomenon is important in businesses because it helps the business in identifying and reducing change threshold and hence the business will be able to identify the small changes that take place in the environment. Burton (2007, Pg. 20) states that an organization may fail to monitor their operations by not understanding, negligence or even due to greed. This sort of behavior usually represents complacency of the worst forms. A retail company for instance expanded and opened various stores thereby employing more employees. This company concentrated on its topline and never put interest on other important factors such as strengthening the network of supply chain. The business went on well until when the stock of goods in the present in the store became few. The stores became empty after the suppliers failed to supply commodities to the various stores. If the frog did not alter its motive of staying put by using investors and the investors, it did not jump out of the boiling water because its ability to detect the incremental water temperature. The frog will not jump out of the water because the water is not hot enough to harm it. The retail store should have realized the changes and made efforts to find suppliers who would supply commodities to
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