Mental fatigue is often characterized by reduced motivation for effortful activity and impaired task performance. We used subjective, behavioral (performance), and psychophysiological (P3, pupil diameter) measures during an n-back task to investigate the link between mental fatigue and task disengagement. After two hours we manipulated the rewards to examine a possible reengagement effect. Anal...

Gastrointestinal endoscopy is conquering various milestones not only in diagnostics but also in therapeutic endoscopy. However, limited studied are available about its safety and efficacy in pregnant patients. Hospital admission, pre-procedure risk assessment by obstetrician, perinatologist, anaesthetics and gastroenterologist is important. Endoscopy should be performed with strong indications ...

introduction: one of the hallmark symptoms of posttraumatic stress disorder (ptsd) is the impaired extinction of traumatic memory. single prolonged stress (sps) has been suggested as an animal model of ptsd, since sps rats exhibited the impaired fear extinction. oxytocin (oxt) has been recently suggested as a potential pharmacotherapy for treatment of ptsd. in this study, using sps rats we inve...