Biology Glossary search by EverythingBio.com. At meiosis in a reciprocal translocation heterozygote, the passage (segregation) of both normal chromosomes to one pole and both translocated chromosomes to the other pole, giving genetically balanced gametes.
The theories also seek to define what it is that nurses know and do as a separate autonomous discipline that is only recently being granted its autonomy. There are four levels of theory: Grand Theory, Metatheory, Middle Range Theory, and Practice Theory. Many other theories fall into these categories. To read more of the four levels of Nursing Thories and Sub-Theories go to http://www.topnursingcolleges.com/nur/nursing-theories-and-sub-theories.html.
The anatomy of anxiety. Anxiety is a reaction to stress that has both psychological and physical features. The feeling is thought to arise in the amygdala, a brain region that governs many intense emotional responses. As neurotransmitters carry the impulse to the sympathetic nervous system, heart and breathing rates increase, muscles tense, and blood flow is diverted from the abdominal organs to the brain. In the short term, anxiety prepares us to confront a crisis by putting the body on alert.