abstract：:The contingent Negative Variation (CNV) was compared in four paradigms inducing distinct processes. All paradigms comprised empty intervals of 4 sec bounded by two 100 msec stimuli (S1 and S2) or by S1 and the response (a button press). In paradigm ID (Intensity Discrimination), the S1-S2 interval was followed, after ...

journal_title：Biological psychology

authors： Macar F,Besson M

更新日期：1985-12-01 00:00:00

abstract：:College students learned a set of facts relating fictitious people and their occupations (e.g. 'Matthew is a lawyer'). Event-related brain potentials (ERPs) were recorded while they subsequently viewed a series of such statements presented in segments (e.g. 'Matthew/is a/dentist'). ERPs to occupations completing state...

journal_title：Biological psychology

authors： Fischler I,Childers DG,Achariyapaopan T,Perry NW Jr

更新日期：1985-09-01 00:00:00

abstract：:Pharmacological reinforcement has been identified as a major factor in the maintenance of cigarette smoking. Smokers seem to seek an individually characteristic level of nicotine intake and adjust their smoking parameters in order to obtain this dose. The purpose of this study was to investigate the differences in nic...

journal_title：Biological psychology

authors： Karanci NA

更新日期：1985-08-01 00:00:00

abstract：:Evoked cortical potentials were recorded from rats reared in either a complex sensory environment or in isolation. Potentials from enriched animals showed a decrease in amplitude with repeated somatic stimuli, whereas those from isolated animals did not. One hour after this experiment both groups showed similar decrea...

journal_title：Biological psychology

authors： Leah J,Allardyce H,Cummins R

更新日期：1985-02-01 00:00:00

abstract：:Until recently, sleep and hibernation were not usually considered to be closely related states (e.g. Dement, 1967). However, two current lines of research point toward a system of relations between caloric intake, thermogenesis, metabolic rate and adiposity in the regulation of the energy balance of warm-blooded anima...

journal_title：Biological psychology

authors： Berger RJ

更新日期：1984-12-01 00:00:00

abstract：:Subjects were tested in a cued reaction-time task wherein warning stimuli (S1) of 5-letter words or dot patterns inter-mixed across trials were briefly presented. After 2 sec a second stimulus (S2) of th same category as the S1 appeared and the subject pressed a key with the left or right hand. The right key was press...

journal_title：Biological psychology

authors： Rebert CS,Lowe RC

更新日期：1984-12-01 00:00:00

abstract：:Obsessional-compulsive disorder has been conceptualised in terms of overattention to irrelevant details. The aim of the present study was to investigate whether this feature would be reflected in the 'early' CNV component. Sixteen obsessional patients and matched controls were tested in a motor-set CNV paradigm with a...

journal_title：Biological psychology

authors： Sartory G,Master D

更新日期：1984-06-01 00:00:00

abstract：:One commonly held hypothesis about the function of REM sleep (RS) concerns the consolidation of plastic processes, particularly those relating to learning and memory. The majority of the experimental data apparently supporting this hypothesis come from RS deprivation (RSD) studies. However, this review points out that...

journal_title：Biological psychology

authors： Horne JA,McGrath MJ

更新日期：1984-05-01 00:00:00

abstract：:Event-related potentials (ERPs) were recorded from 25 adolescents in a modification of the odd-ball paradigm. On alternate blocks subjects were required to detect either a missing stimulus or a change in pitch, each of which occurred 17% of the time and was embedded in a series of background tone pips (66% occurrence)...

journal_title：Biological psychology

authors： Friedman D

更新日期：1984-02-01 00:00:00

abstract：:'Neurotic' and 'stable' groups (n = 8) were formed by means of the Finnish version of the Eysenck Personality Inventory. Subjects were exposed individually to 80-100 dBA broadband noise. No overt response was made. The dependent variable was the pupil dilation. The louder the noise, the larger the pupil was. At each l...

journal_title：Biological psychology

authors： Antikainen J,Niemi P

更新日期：1983-09-01 00:00:00

abstract：:Various ventilatory and metabolic parameters were monitored in 12 subjects while they performed each of three tasks: Voluntary cardiac acceleration with the aid of continuous heart rate feedback; a static hand-grip exercise at 1/3 maximum voluntary contraction; and a combined task involving both voluntary acceleration...

journal_title：Biological psychology

authors： Carroll D,McGovern M

更新日期：1983-09-01 00:00:00

abstract：:Spectral analysis of the electroencephalogram was utilized to determine attention demands during learning of a perceptual motor task. Fifteen subjects participated in the task which consisted of 15 trials of the mirror star learning task. EEG was monitored bilaterally from the occipital and parietal lobes during each ...

journal_title：Biological psychology

authors： Gliner JA,Mihevic PM,Horvath SM

更新日期：1983-02-01 00:00:00

abstract：:The purpose of the present study was to investigate the relationship between habituation of the electrodermal orienting reaction (OR) and asymmetrical hemisphere functioning. Subjects were exposed to lateralized visual input with fear-relevant and neutral content. Skin conductance recordings were taken bilaterally. Th...

journal_title：Biological psychology

authors： Hugdahl K,Wahlgren C,Wass T

更新日期：1982-08-01 00:00:00

abstract：:A procedure was devised to investigate discrimination and control of heart rate (HR) concurrently. Eighteen volunteers were divided into two equal groups instructed either to increase or to decrease HR during four experimental sessions. In addition, subjects were required to indicate whenever they thought they were su...

journal_title：Biological psychology

authors： Ross A

更新日期：1982-05-01 00:00:00

abstract：:Some experimental data demonstrate the existence of at least two different P300s distinguished by latency, topography and functional significance. These positive waves are preceded by a negative component which has been labelled N200. The purpose of this study was to analyze the modifications of these negative and pos...

journal_title：Biological psychology

authors： Banquet JP,Renault B,Lesèvre N

更新日期：1981-12-01 00:00:00

abstract：:Some properties of principal components analysis (PCA) and simple structure rotation, which are relevant to the study of event-related potentials (ERPs), were examined both in theory and with simulated data. The analysis casts some doubt on whether it is useful and desirable to rotate the loading pattern of a PCA of E...

journal_title：Biological psychology

authors： Rösler F,Manzey D

更新日期：1981-12-01 00:00:00

abstract：:Event-related potentials (ERPs) to random sequences of tones delivered to the right and left ears were recorded during a pitch discrimination task which required subjects to attend selectively to one ear at a time and respond to occasional 'target' tones in that ear. The morphology of a long-lasting negative shift, ar...

journal_title：Biological psychology

authors： Okita T

更新日期：1981-02-01 00:00:00

abstract：:Heart rate perception was assessed in two sets of trials by having subjects set an intermittent visual pulse to match their heart rates. Just prior to matching subjects were required to either hyperventilate, hypoventilate or breathe normally to encourage a range of cardiac levels. Preceding each set of perception tri...

journal_title：Biological psychology

authors： Carroll D,Whellock J

更新日期：1980-11-01 00:00:00

abstract：:The object of this study was to explore the relevance of an amplitude threshold for defining alpha in biofeedback studies. One of the lowest thresholds used in earlier studies (1.5 microV) was selected and the EEG base level of 94 subjects measured. Due to the importance of reinforcement rate in biofeedback, results w...

journal_title：Biological psychology

authors： Knox SS

更新日期：1980-08-01 00:00:00

abstract：:The effects of 20 min structured relaxation immediately prior to retrieval were observed for word lists learned 48 hours previously. Error probabilities and response latencies were scored at acquisition and retrieval for paired associates at two levels of response dominance. Frontalis isometric muscles tension was mea...

journal_title：Biological psychology

authors： Jones DM,Lewis R

更新日期：1980-08-01 00:00:00

abstract：:Plasma levels of catecholamines and pituitary adrenal hormones were measured in 20 min samples from eight subjects, in one control session and two experimental sessions, while they performed a short-term memory task under quiet of noise conditions. Performing the task led to significant increase in the plasma levels o...

journal_title：Biological psychology

authors： Brandenberger G,Follenius M,Wittersheim G,Salame P

更新日期：1980-06-01 00:00:00

abstract：:Salivary output to lemon juice was measured on 24 subjects in the morning and afternoon with and without the presentation of noise. It was found that time of day and noise affected salivation output and that these factors interacted such that more saliva was produced by noise in the morning than in the afternoon. Poss...

journal_title：Biological psychology

authors： Corcoran DW,Hajduk J

更新日期：1980-06-01 00:00:00

abstract：:This study was designed to examine the reliability of spontaneous electrodermal activity (EDA) as a function of the stages of sleep and waking in freely moving cats. Five adult cats were observed during waking--sleep sessions. The results show that: (a) for all stages, the reliability of EDA is slightly higher for amp...

journal_title：Biological psychology

authors： Freixa i Baqué E,Delerm B,Roy JC

更新日期：1980-05-01 00:00:00

abstract：:The hypothesis that recovery time of the skin conductance response could be considered as a measure of attentional 'openness--closedness' to the environment was investigated by examining the relation of SCR recovery time to cardiac response variables established as measures of attentional stance. The hypothesis was no...

journal_title：Biological psychology

authors： Venables PH,Gartshore SA,O'Riordan PW

更新日期：1980-02-01 00:00:00

abstract：:Reflective lateral eye movements (LEMs) in response to questions of different categories are indicative of differential hemispheric reactivity. These LEMs were studied in schizophrenic patients and normal subjects, in response to 24 questions (12 visual-emotional and 12 verbal-neutral). Two categories of saccades were...

journal_title：Biological psychology

authors： Tomer R,Mintz M,Levi A,Myslobodsky MS

更新日期：1979-09-01 00:00:00

abstract：:Pupillary size, pupillary light reflex and pupillary motility were measured every 15 min, for 10 continuous hours, in eight young adults. Time series constructed from the range of pupillary motility revealed 75 to 125 min rhythms; these were significantly out of phase with rhythms of similar periodicity in pupillary d...

journal_title：Biological psychology

authors： Lavie P

更新日期：1979-07-01 00:00:00

abstract：:In order to study synchronization of respiration, three different videofragments were presented to 21 normal subjects. Each fragment showed a 'therapeutic interview' specially performed for this purpose, with a 'patient' breathing in a particular way. The respiration of model 1 was deep, slow and clearly audible, the ...

journal_title：Biological psychology

authors： Garssen B

更新日期：1979-06-01 00:00:00

abstract：:Recent studies have generated a four-system structure proposed as a replacement for Sokolov's unitary OR concept. This conceptualisation developed from a logical consideration of stimulus--response relationships based upon mean response magnitudes over subjects, and paid no attention to individual response types. It i...

journal_title：Biological psychology

authors： Barry RJ

更新日期：1979-05-01 00:00:00

abstract：:The late positive component (P3) of the feedback evoked potential was investigated in two tasks: the detection of near-threshold auditory stimuli, and the estimation of 1 s time intervals. When the intensity or probability of the threshold stimuli was varied in the detection task, it became apparent that the feedback ...

journal_title：Biological psychology

authors： Campbell KB,Courchesne E,Picton TW,Squires KC

更新日期：1979-02-01 00:00:00

abstract：:The Laceys' account of the significance of heart rate changes for behaviour is critically evaluated. Two interwoven propositions are discerned in their account: first, the cardiac variations regulate central attentional activities via an afferent feedback mechanism; second, that environmental intake-rejection comprise...

journal_title：Biological psychology

authors： Carroll D,Anastasiades P

更新日期：1978-12-01 00:00:00

abstract：:Electrodermal activity was monitored while 64 prison inmates were presented with a random series of fast and slow rise-time tones ranging in intensity from 80 to 120dB. The inmates were divided into groups on the basis of global ratings of psychopathy and scores on the Socialization (Os) scale. The group considered to...

journal_title：Biological psychology

authors： Hare RD

更新日期：1978-06-01 00:00:00

abstract：:The EEG was monitored from posterior leads located above the left and right hemispheres, while the subject learned to recall visually presented 9-digit strings. Processing of material to be recalled led to systematic and progressive activation of the left hemisphere together with an increasing ratio in the EEG activit...

journal_title：Biological psychology

authors： Gale A,Davies I,Smallbone A

更新日期：1978-04-01 00:00:00

abstract：:Investigations into the stress response of patients committed to a special hospital for criminally deviant offences have identified a group of sympathetically hypoactive patients who excrete more noradrenaline and less adrenaline in the urine than either the remaining hospital population or control subjects, during co...

journal_title：Biological psychology

authors： Woodman DD,Hinton JW,O'Neill MT

更新日期：1978-03-01 00:00:00

abstract：:Twenty-four undergraduate male volunteers participated in an experimental designed to assess the effect of voluntary control of heart rate deceleration on skin conductance level. One group of subjects received heart rate feedback training and a second group performed a tracking task. Because heart-rate feedback was pr...

journal_title：Biological psychology

authors： Gatchel RJ

更新日期：1976-12-01 00:00:00

abstract：:The effects of three variables (perceptual style 'leveling--sharpening', stimulus intensity and task) on tonic and phasic heart rate and skin conductance responses were studied. 24 levelers and 24 sharpeners received a series of 25 auditory stimuli under two instructions (task): in one task subject had to listen caref...

journal_title：Biological psychology

authors： Orlebeke JF,Passchier J

更新日期：1976-09-01 00:00:00

abstract：:Biofeedback training of the sensorimotor rhythm (SMR) was carried out in three male and three female adolescent epileptics and in two normal controls. The patients represented a cross-section of epilepsies including grand mal, myoclonic, afocal and psychomotor types. Three of the cases were mentally retarded. 12-14 Hz...

journal_title：Biological psychology

authors： Seifert AR,Lubar JF

更新日期：1975-11-01 00:00:00

abstract：:Thirty-two male subjects were divided into four groups based on their performance on the remote associates test and alternate uses test, two measures of creativity. Right EEG alpha presence was monitored under basal conditions, while subjects took tests of creativity and intelligence, and while they attempted to enhan...

journal_title：Biological psychology

authors： Martindale C,Hines D

更新日期：1975-09-01 00:00:00

abstract：:This report deals with a study--carried out among 46 12-17-year-old-boys--of the relationship between: (1) the excretion of waste products of catecholamines (methyladrenaline and methylnoradrenaline) and creatinine, (2) aggressive behaviour in a laboratory setting, and (3) data obtained via a conscience-function quest...

journal_title：Biological psychology

authors： Ekkers CL

更新日期：1975-07-01 00:00:00

abstract：:In this study the ischemic nerve block (INB) technique is investigated as a procedure for blocking afferent information in the study of the sensory control of movements. A movement replication task is used. The results suggest that the elbow, wrist and metacarpal-phalangeal joints are at three different stages of sens...

journal_title：Biological psychology

authors： Glencross DJ,Oldfield SR

更新日期：1975-01-01 00:00:00