منابع مشابه
Caffeine attenuates paradoxical sleep deprivation induced- memory impairment during paradoxical sleep windows in rats
There is considerable evidence to support the hypothesis of relationship between paradoxical sleep (PS) and learning–memory processing. It has been suggested that PS is important in memory retention at the specific time course called PS windows (PSW). The time of PSWs occurrence and duration of these PSWs following the training sessions and, the neurochemical nature of PSWs has not been well kn...
متن کاملCaffeine attenuates paradoxical sleep deprivation induced- memory impairment during paradoxical sleep windows in rats
There is considerable evidence to support the hypothesis of relationship between paradoxical sleep (PS) and learning–memory processing. It has been suggested that PS is important in memory retention at the specific time course called PS windows (PSW). The time of PSWs occurrence and duration of these PSWs following the training sessions and, the neurochemical nature of PSWs has not been well kn...
متن کاملStatistics for dental researcher, Part 2: Descriptive statistics
Descriptive statistics is the process of summarizing gathered raw data from a research and creating useful statistics, which help the better understanding of data. According to the types of variables, which consist of qualitative and quantitative variables, some descriptive statistics have been introduced. Frequency percentage is used in qualitative data, and mean, median, mode, standard deviat...
متن کاملParadoxical embolism
RATIONALE Paradoxical embolism (PDE) refers to direct passage of venous thrombi into the arterial circulation through an arteriovenous shunt. PATIENT CONCERNS Case 1 presented with initial symptoms of shock and cerebral infarction. Case 2 developed middle cerebral artery occlusion during angiography. DIAGNOSES 2 cases were diagnosed as PDE. INTERVENTIONS They received thrombolytic therapy...
متن کاملParadoxical embolism.
Paradoxical embolism is an important clinical entity among patients with venous thromboembolism in the presence of intracardiac or pulmonary shunts. The clinical presentation is diverse and potentially life-threatening. Although the serious nature and complications of paradoxical embolism are recognized, the disease entity is still rarely considered and remains under-reported. This paper provid...
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ژورنال
عنوان ژورنال: Journal of Chemical Education
سال: 1989
ISSN: 0021-9584,1938-1328
DOI: 10.1021/ed066p448.2