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Articles 1 - 4 of 4
Full-Text Articles in Medicine and Health Sciences
Entry-Level Competencies Needed By Bsns In Acute Healthcare Agencies In Tennessee In The Next Ten Years, Marjorie S. King
Entry-Level Competencies Needed By Bsns In Acute Healthcare Agencies In Tennessee In The Next Ten Years, Marjorie S. King
Electronic Theses and Dissertations
The research focused on the identification of entry-level competencies needed by Bachelor of Science in Nursing (BSN) graduates who will begin employment in acute healthcare agencies in the next 10 years in Tennessee. The purpose of the study was to gain increased awareness of the competencies needed by graduates of BSN programs in Tennessee in order to meet the demands of the acute healthcare agencies, in light of present and anticipated changes in the healthcare delivery system. The opinions of nurse educators, nurse administrators, recently graduated BSNs, and experienced BSN graduates were solicited to assess congruency of perceptions. In addition, …
The Nature, Scope, And Consequences Of Drug And Alcohol Use Of Students Enrolled At Three Southern Appalachian Community Colleges, Jewel D. Morgan
The Nature, Scope, And Consequences Of Drug And Alcohol Use Of Students Enrolled At Three Southern Appalachian Community Colleges, Jewel D. Morgan
Electronic Theses and Dissertations
The primary purpose of this study was to determine the nature, scope, and consequences of drug and alcohol use by students enrolled at three southern Appalachian community colleges: Mountain Empire Community College (MECC) in Virginia, Northeast State Technical Community College (NSTCC) in Tennessee, and Southwestern Community College (SCC) in North Carolina. An additional purpose was to use this information to formulate recommendations for new and improved preventive substance-abuse programs. The design for this study was descriptive research. The Core Alcohol and Drug Survey (CORE) was selected as the appropriate instrument for use in this study. The 23-item questionnaire was designed …
In Vitro Assessment Of The Toxicity Of Cocaine And Its Metabolites In The Human Umbilical Artery, Tessa L. Long
In Vitro Assessment Of The Toxicity Of Cocaine And Its Metabolites In The Human Umbilical Artery, Tessa L. Long
Electronic Theses and Dissertations
An in vitro model was used to assess the effect of cocaine and its metabolites on the umbilical artery. Objectives were to pharmacologically confirm the presence of adrenergic innervation using tyramine, evaluate the ability of cocaine, benzoylecgonine, norcocaine and cocaethylene to potentiate vasoconstriction by serotonin and norepinephrine, examine the ability of ketanserin to block the enhanced vasoconstriction produced by cocaine, and determine displacement of 3 H-ketanserin by serotonin, norepinephrine, tyramine and mianserin. The vasoconstrictive effect of tyramine (100 μM) was enhanced in the presence of cocaine by 257%. Vasoconstrictive effects of serotonin and norepinephrine were significantly enhanced by cocaine by …
Quantal Mechanisms Underlying Stimulation-Induced Augmentation And Potentiation, Hong Cheng
Quantal Mechanisms Underlying Stimulation-Induced Augmentation And Potentiation, Hong Cheng
Electronic Theses and Dissertations
Repetitive stimulation of motor nerves causes an increase in the number of packets of transmitter ("quanta") that can be released in the ensuing period. This represents a type of conditioning, in which synaptic transmission may be enhanced by prior activity. Despite many studies of this phenomenon, there have been no investigations of the quantal mechanisms underlying these events, due to the rapid changes in transmitter output and the short time periods involved. To examine this problem, a method was developed in which estimates of the quantal release parameters could be obtained over very brief periods (3 s). Conventional microelectrode techniques …