نتایج جستجو برای: unconsciousness

تعداد نتایج: 1170  

Journal: :The journal of the American Academy of Psychiatry and the Law 2012
Omri Berger Dale E McNiel Renée L Binder

Posttraumatic stress disorder (PTSD) has been offered as a basis for criminal defenses, including insanity, unconsciousness, self-defense, diminished capacity, and sentencing mitigation. Examination of case law (e.g., appellate decisions) involving PTSD reveals that when offered as a criminal defense, PTSD has received mixed treatment in the judicial system. Courts have often recognized testimo...

Journal: :NeuroImage 2016
Karen E. Schroeder Zachary T. Irwin Matt Gaidica J. Nicole Bentley Parag G. Patil George A. Mashour Cynthia A. Chestek

The neural mechanisms of anesthetic-induced unconsciousness have yet to be fully elucidated, in part because of the diverse molecular targets of anesthetic agents. We demonstrate, using intracortical recordings in macaque monkeys, that information transfer between structurally connected cortical regions is disrupted during ketamine anesthesia, despite preserved primary sensory representation. F...

Journal: :British journal of anaesthesia 1982
R J Fragen P M de Grood E N Robertson L H Booij J F Crul

The effects of three premedication regimens were compared in 45 healthy patients in whom anaesthesia was induced with diprivan 2 mgkg" I.V Premedication with diazepam 10 mg orally and droperidol 2.5-5 Omg and piritramide 7.5-15.0 mg i.m. resulted in less pain on injection and a more profound sleep from dipnvan than premedicanon with diazepam 10 mg orally or no premedication. No differences in s...

2012
Abbas Moshref Razavi

Organizations are supposed to be systems and consequently require defining the notion of equilibrium within. However, organizations comprise people and unavoidably entail their irrational aspects. Then, the question is what is the organizational equilibrium and equilibrating mechanisms considering these aspects. Hence, some arguments are provided here to conceptualize human unconsciousness, irr...

2017
George A. Mashour Anthony G. Hudetz

There has been controversy regarding the precise mechanisms of anesthetic-induced unconsciousness, with two salient approaches that have emerged within systems neuroscience. One prominent approach is the "bottom up" paradigm, which argues that anesthetics suppress consciousness by modulating sleep-wake nuclei and neural circuits in the brainstem and diencephalon that have evolved to control aro...

Journal: :Journal of palliative care 2001
M Barbato

This pilot study looks at the clinical application of bispectral index (BIS) monitoring within the palliative care situation. Using this instrument, the level of awareness in 12 patients was tracked from the onset of unconsciousness until death, and the levels were then related to the patients' clinical state and treatment. The results give a surprising insight into the nature of unconsciousnes...

Journal: :Annual review of neuroscience 2011
Emery N Brown Patrick L Purdon Christa J Van Dort

Placing a patient in a state of general anesthesia is crucial for safely and humanely performing most surgical and many nonsurgical procedures. How anesthetic drugs create the state of general anesthesia is considered a major mystery of modern medicine. Unconsciousness, induced by altered arousal and/or cognition, is perhaps the most fascinating behavioral state of general anesthesia. We perfor...

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