What's the difference between cognition and perception?

Cognition


Definition:

  • (v. t.) The act of knowing; knowledge; perception.
  • (v. t.) That which is known.

Example Sentences:

  • (1) All subjects completed the Coping Strategies Questionnaire, which measures the use and perceived effectiveness of a variety of cognitive and behavioral coping strategies in controlling and decreasing pain.
  • (2) Basing the prediction of student performance in medical school on intellective-cognitive abilities alone has proved to be more pertinent to academic achievement than to clinical practice.
  • (3) The stages of mourning involve cognitive learning of the reality of the loss; behaviours associated with mourning, such as searching, embody unlearning by extinction; finally, physiological concomitants of grief may influence unlearning by direct effects on neurotransmitters or neurohormones, such as cortisol, ACTH, or norepinephrine.
  • (4) We studied the effects of the localisation and size of ischemic brain infarcts and the influence of potential covariates (gender, age, time since infarction, physical handicap, cognitive impairment, aphasia, cortical atrophy and ventricular size) on 'post-stroke depression'.
  • (5) Patients with MID, but not those with DAT, exhibited correlations between enlargement of the third and lateral ventricles and severity of cognitive impairment.
  • (6) Blinded outcomes of depression and cognition were measured initially and twice in each phase.
  • (7) Subtle cognitive deficits in Inferential Reading Comprehension were detected when Reading Vocabulary was at or better than a twelfth grade level.
  • (8) This paper provides an overview of the theory, indicating its contributions--such as a basis for individual psychotherapy of severe disorders and a more effective understanding of countertransference--and its shortcomings--such as lack of an explanation for the effects of physical and cognitive factors on object relatedness.
  • (9) One subject had developed renal failure, while the other two continued to function at a high level with no evidence of cognitive decline or psychiatric or neurologic impairment.
  • (10) On raw music scores a sex-linked, time-of-day-induced priming effect was due to the prior presentation of CVs--that is, cognitive priming.
  • (11) In contrast, the long-latency P300 cognitive potential, which reflects such processes as sequential information processing and short-term memory, does not show a mature waveform and latency until 14 to 17 years of age.
  • (12) The results support Kuiper and colleagues' distinction between concomitant and vulnerability schemas, and help to clarify differences between cognitions that are symptoms or correlates of depression and those that may play a causal role under certain conditions.
  • (13) The hippocampus plays an essential role in the laying down of cognitive memories, the pathway to the frontal lobe being via the MD thalamus.
  • (14) This study examined the extent to which normal learners identified as cognitively rigid could use alternate strategies when instructed to do so.
  • (15) Future research and clinical evaluations should focus on the components of the learning and memory processes when the ramifications of temporal lobe ablations on cognitive function are studied.
  • (16) The purpose of this study was to assess the effects of ACTH 4-10 in cognitively impaired elderly subjects.
  • (17) We carried out a neuropsychological study on cognitive impairment in 57 subjects affected by idiopathic Parkinson's Disease (P.D.)
  • (18) This review aims to identify variables that moderate the outcomes of cognitive-behavior therapy for dysfunctional children.
  • (19) Subjective measures of anxiety, frightening cognitions and body sensations were obtained across the phases.
  • (20) When the alternatives are considered, it seems most consistent with Piaget's ideas to regard both cognitive and affective phenomena as problem-solving organizations.

Perception


Definition:

  • (n.) The act of perceiving; cognizance by the senses or intellect; apperhension by the bodily organs, or by the mind, of what is presented to them; discernment; apperhension; cognition.
  • (n.) The faculty of perceiving; the faculty, or peculiar part, of man's constitution by which he has knowledge through the medium or instrumentality of the bodily organs; the act of apperhending material objects or qualities through the senses; -- distinguished from conception.
  • (n.) The quality, state, or capability, of being affected by something external; sensation; sensibility.
  • (n.) An idea; a notion.

Example Sentences:

  • (1) However, the relationships between sociometric status and social perception varied as a function of task.
  • (2) Variables included an ego-delay measure obtained from temporal estimations, perceptions of temporal dominance and relatedness obtained from Cottle's Circles Test, Ss' ages, and a measure of long-term posthospital adjustment.
  • (3) With respect to family environment, a history of sexual abuse was associated with perceptions that families of origin had less cohesion, more conflict, less emphasis on moral-religious matters, less emphasis on achievement, and less of an orientation towards intellectual, cultural, and recreational pursuits.
  • (4) This study examined the effects of cultural factors on perception of 15 boys and 21 girls in Nigeria.
  • (5) Subtle differences between Chicago urban and Grand Forks rural climates are reflected in arthritic subjects' degree of pain and their perception of pain-related stress.
  • (6) Instead, he handed over the opening to reporter Molly Line, who said, “Racial profiling is in the eye of the beholder,” before citing differing perceptions of the phenomenon between white and black people, which is like reading the headline “Rapist, Victim Differ on Consent”.
  • (7) The current study explored the temporal course of the perception of vowel duration.
  • (8) Subjects with high ocular-dominance scores (right- or left-dominant subjects) showed for the green stimulus asymmetric behavior, while subjects with low ocular-dominance scores showed a tendency toward symmetry in perception.
  • (9) For each theory, a constraint on preformance is proposed based on interference between the "analytic" and "synthetic" pitch perception modes.
  • (10) While research into the cause of altered pain perception in psychotic patients is continuing, clinicians should maintain a high index of suspicion of serious medical illness when evaluating such patients.
  • (11) The image of any radiology facility is a direct result of perceptions gathered by the consumer of their services.
  • (12) Three experiments in person perception were conducted to investigate the conditions under which naive observers label an actor as aggressive and to ascertain how this label affects the reactions of the observers to the actor.
  • (13) The purpose of the present study was to investigate the effects of listening experience on the perception of intraphonemic differences in the absence of specific training with the synthetic speech sounds being tested.
  • (14) Auditory sensory perception was operationalized as number of tones heard on audiometric examination.
  • (15) It has been shown that adequate brain provision of this process is based in adults both on the functional topographic differentiation and specialization of separate perceptive operations and on the possibility of controlling generalized and local activating influences according to task requirements.
  • (16) Quantitative analysis of pain demonstrated an 87% improvement in their perception of pain in the remaining 19 patients, with an average follow-up of 8.5 years.
  • (17) The reverberation times were 2.1 and 1.6 s. In quiet conditions at normal speech level (60 dBA), the perception was better without earmuffs than with them.
  • (18) The author differentiates between two modes of perception, one is the "expressive" mode, stabilizing and aiming at constancy, the other is the "impressive" mode, penetrating the self and aiming at identification with the percept.
  • (19) Lack of transparency about the nature of the relationship between police and media also led to speculation and perceptions, whatever the facts, that caused "serious harm".
  • (20) The tonic influences were expressed in an increase in the amplitude parameters of the responses of the visual cortex in conditions of the formation in the posterolateral nucleus of the thalamus of a focus of heightened excitability (anode polarization), and their perceptible diminution with potassium depression in this nucleus.