Fear conditioning and extinction (SCR)
Fear Conditioning and Extinction in Childhood Obsessive-Compulsive Disorder
... during extinction to maximize therapeutic outcomes relative to standard habituation-based approaches (Craske et ...self-reported fear ratings to the CS+ and ...in fear conditioning studies ...
75
Sex differences in the neurobiology of fear conditioning and extinction: a preliminary fMRI study of shared sex differences with stress-arousal circuitry.
... the fear-response circuitry during fear conditioning and extinction recall that over- lap in location with previously reported sex differences in the functional response of the stress-response ...
10
Behavioral and Neurobiological Assessments of Predator Based Fear Conditioning and Extinction
... and Extinction Testing. Context and cued fear memory tests occurred 21, 28 and 35 days after ...the conditioning to potentially model intrusive traumatic memories that occur at great delays following ...
20
Contribution of estradiol levels and hormonal contraceptives to sex differences within the fear network during fear conditioning and extinction
... Background: Findings about sex differences in the field of fear conditioning and fear extinction have been mixed. At the psychophysiological level, sex differences emerge only when taking ...
12
Delay and trace fear conditioning in a complex virtual learning environment - neural substrates of extinction
... a fear conditioning situation that is closer to the complexity of learning situations in real life than most laboratory ...trace conditioning group (TCG), a blue and a yellow light in the office ...
11
Sex differences in fear conditioning and extinction
... On the other hand, the greater threat expectancy ratings by females compared to males during the acquisition phase was further examined and, sex was not a significant predictor of th[r] ...
93
Bilateral Alternating Auditory Stimulations Facilitate Fear Extinction and Retrieval
... of fear conditioning, its extinction and its retrieval are at the core of posttraumatic stress disorder ...especially fear extinction delay, disappear after alternating bilateral ...
7
The impact of sex differences on fear extinction and extinction recall
... Percent fear recovery in the late phase for CS+ in males and ...impaired fear extinction (Graham & Milad, 2013) by comparing SCR during fear conditioning, fear extinction, ...
71
Changes in Resting-State Functional Connectivity Following Delay and Trace Fear Conditioning Acquisition and Extinction
... extinction session. Resting-state FMRI Variability in the BOLD time series accounted for by respiration and cardiac rhythm was removed from the raw data using previously published methods (Birn, Diamond, Smith, ...
128
The effect of menstrual phase on fear extinction learning and recall
... diminished fear extinction recall in early follicular ...of fear extinction recall in a two- day fear conditioning and extinction paradigm found that early follicular ...
128
Extending animal models of fear conditioning to humans
... of extinction in fear conditioning studies and neuroimaging studies of emotion regulation both suggest modulation of amygdala activity (Ochsner et ...in fear acquisition through classical ...
10
Human Pavlovian fear conditioning conforms to probabilistic learning
... The best fitting model for SCR explicitly maps a notion of uncertainty onto trial-by-trial SCR estimates. While such a notion can be built into non probabilistic models [18] it is integral to probabilistic ones. ...
22
The Effect of catastrophic cognitions on fear acquisition and extinction in posttraumatic stress disorder
... differential fear conditioning and extinction ...influence fear conditioning and ...on fear conditioning found that after initial fear acquisition, individuals ...
85
Long-term expression of human contextual fear and extinction memories involves
... human conditioning/extinction would only leave valence-dependent (pro-fear) processing to posterior ...that fear CRs require preparation or execution of motor responses towards or away from ...
41
The Role of the Medial Prefrontal Cortex in the Conditioning and Extinction of Fear
... high fear states ( Goosens et ...disrupt fear conditioning ( LeDoux et ...conditioned fear ( Helmstetter and Bellgowan, 1994; Muller et ...disrupt fear memories, not the ability of ...
20
The role of mediodorsal thalamic nucleus in fear extinction
... of fear extinction impaired by lesions of the ven- tral mPFC (vmPFC-PrL and IL), a role of the vmPFC in fear extinction has been discovered (Morgan et ...of extinction but on ...
5
Contextual fear conditioning and fear generalization in individuals with panic attacks
... contextual conditioning, ...GEN, extinction learning may have been initiated during this phase (Milad and Quirk, ...this extinction learning was slow and that the implemented trials were not ...
10
Personality and Fear Conditioning: Effects of Neuroticism
... Abstract Fear conditioning is an associative learning paradigm that can be used to examine the acquisition and extinction of learned fear in various ...in fear conditioning are ...
39
Contextual Fear Extinction and Re Extinction in Carioca High and Low Conditioned Freezing Rats
... 2.3. Procedure During the acquisition phase, each animal was placed in the observation chamber for 8 min. At the end of this period, three 0.6 mA unsignaled electric footshocks were delivered (1 s duration, 20 s ...
7
On the transition from reconsolidation to extinction of contextual fear memories.
... trigger extinction. In appetitive and fear cued Pavlovian memories, an intermediate “null point ” period has been observed where neither process seems to be ...contextual fear memory. Adult rats were ...
9