Thesis: «The Effects of Marijuana Usage on Cognitive Task Performance» examines the performance of marijuana users vs. nonusers
on verbal memory and attention / concentration tasks.
For example, while women could recall an average of 25.8 words
on the verbal memory test at age 43, that figure dipped to 23.3 words by age 69.
The conclusions indicated that a glucose and caffeine combination has beneficial effects on attention and learning and
on verbal memory consolidation, none of which were seen when consuming the substances separately.
Not exact matches
Last month the Canadian high - tech lobby group Information and Communication Technology Council along with Music Canada jointly made the case for increased government support of arts education, especially music,
on the basis that music students «performed better in general intelligence skills such as literacy,
verbal memory, mathematics and IQ,» are more creative and have better social skills.
As Larry Leverenz, Ph.D, ATC, a co-author of the groundbreaking 2010 study (4) that was the first to identify such athletes noted, because such athletes have not suffered damage to areas of the brain associated with language and auditory processing, they are unlikely to exhibit clinical signs of head injury (such as headache or dizziness), or show impairment
on sideline assessment for concussion, all of which test for
verbal, not visual
memory.
In addition, because it tests for
verbal memory, the SAC can not identify athletes who may suffer measurable impairment of neurocognitive function (primarily visual working
memory)
on neurocognitive tests, as well as altered activation in neurophysiologic function
on sophisticated brain imaging tests (fMRI), resulting from repeated sub-concussive blows to the head.
As Dr. Leverenz told MomsTEAM after publication of the first Purdue study, the limitation of screening tools currently being used to assess neurocognitive function
on the sports sideline, such as the Standardized Assessment of Concussion (SAC)[21] and the Sports Concussion Assessment Tool 3 (SCAT3)[22], is that they test
verbal memory, not the visual
memory which he and the Purdue researchers found impaired in the functionally, but not clinically impaired, players who experienced at least short - term neurologic trauma from RHI.
Using DTI, researchers at Wake Forest found in a 2014 study [26] that a single season of high school football can produce changes in the white matter of the brain of the type previously associated with mTBI in the absence of a clinical diagnosis of concussion, and that these impact - related changes in the brain are strongly associated with a postseason change in the
verbal memory composite score from baseline
on the ImPACT neurocognitive test.
«The last
memory milestone is
verbal recall,» says Lise Eliot, PhD, author of What's Going
On in There?
People with mild cognitive impairment were defined as those who have a slight decline in cognition, mainly in
memory in terms of remembering sequences or organization, and who score lower
on tests such as the California
Verbal Learning Test, which requires participants to recall a list of related words, such as a shopping list.
In the California
Verbal Learning Test,
on a scale of 0 to 80, with 80 reflecting the best
memory, the healthy participants had an average score of 55.8, whereas those with mild cognitive impairment scored an average of 40.5.
The woman, a 59 - year - old former hotel manager from Italy, fared about average
on verbal IQ tests and had a good
memory, but when Butterworth's Italian colleagues asked her to count, she would start, «uno, due, tre, quattro,» and then stall.
A slew of studies in adults have found that nonusers beat chronic weed smokers
on tests of attention,
memory, motor skills and
verbal abilities, but some of this might be the result of lingering traces of cannabis in the body of users or withdrawal effects from abstaining while taking part in a study.
Like the original test, it will include exercises focused
on naming objects and animals,
verbal fluency, calculation, clock time, abstraction and
memory.
In a 2005 Harvard University functional imaging study of working
memory — that short - term
memory we use to carry
on conversations or remember telephone numbers — a group of volunteers were given
verbal attention tasks while inside the scanning machine.
«Despite the fact that the literature describes only correlation between
verbal memory tests and hippocampal cell densities in patients with left hippocampal sclerosis, we found a correlation between right hippocampal cell densities and performance
on visual
memory tests, including both immediate and delayed recall,» says authors Sandra Mara Comper and Anaclara Prada Jardim, students in the laboratory of Dr. Elza Marcia Yacubian at the Federal University of São Paulo.
Rather than posting a
verbal idea in our conscious minds («I have to wait until the meeting
on Friday»), experiential
memory makes use of somatic markers, emotions or physical sensations that inform us about a situation based
on past experiences or feelings.
Over a two - month trial, all six subjects in the control group showed a decline in the activation of the left hippocampus, which processes auditory
memory, and
on average deteriorated
on tests of
verbal recall.
PTSD veterans also performed less proficiently
on tasks requiring sustained attention, working
memory and registration of new
verbal information than did veterans without the disorder, according to the study.
Believing that traditional psychometric tests are too abstract and crude to assess
memory loss in normal people, Wesnes and Crook developed a battery of computerised tests based
on everyday tasks involving
verbal and visual recall.
Compared with uninfected individuals, people who tested positive for H. pylori performed worse
on cognitive tests, including ones assessing
verbal memory.
Between 2004 and 2014, 477 patients treated with BMT at City of Hope underwent standardized neuropsychological testing before their transplant, and at the six - month and one -, two - and three - year marks after transplant; testing was conducted
on eight cognitive domains, including executive function,
verbal fluency and speed, processing speed, working
memory, visual and auditory
memory, and fine motor dexterity.
Among veterans with predicted exposure to the Khamisiyah plume, smaller hippocampus volume was correlated with lower scores
on a test of
verbal learning and
memory.
Results show that in comparison to women who experienced menopause after the age of 50, those with a premature menopause had a more than 40 % increased risk of poor performance
on tasks assessing
verbal fluency and visual
memory and was associated with a 35 % increased risk of decline in psychomotor speed (coordination between the brain and the muscles that brings about movement) and overall cognitive function over 7 years.
Results show that direct stimulation of the entorhinal area successfully improved hippocampal - dependent
memory across a wide range of
memory tasks (
verbal recall, spatial navigation, face - name
memory, and person / object recognition) with stimulation site (entorhinal white / gray) as the critical determinant of subsequent
memory performance independent of antiepileptic medication (
on / off), side (left / right) or type (macro / micro) of stimulation.
post-menopausal women
on testosterone therapy showed a significant improvement in
verbal learning and
memory
In a study from June, 2013 it was found that, post-menopausal women
on testosterone therapy showed a significant improvement in
verbal learning and
memory.
However, two Dutch studies
on subjects aged 24 - 81 years also found positive effects of caffeine
on cognition, mainly reaction time and
verbal memory, but no age - related differences11, 12.
These four groups were compared
on measures of nonverbal reasoning, working
memory,
verbal knowledge, listening comprehension, phonological awareness, and rapid naming, as well as
on teacher ratings of attention problems and self - reported efficacy.
The measurement for child IQ was based
on four areas of mental functioning — the
Verbal Comprehension Index, the Perceptual Reasoning Index, the Working
Memory Index, and the Processing Speed Index.
Like learning a new language, learning how to play an instrument has a proven impact
on brain development, showing that «learning to play a musical instrument not only increases grey matter volume in various brain regions, but can also strengthen the long - range connections between them» and that» musical training also enhances
verbal memory, spatial reasoning, and literacy skills».
Sharpen your skills and abilities
on math skills,
verbal ability, attention to detail, and
memory.
Their scores indicated that the mindfulness group significantly improved
on both the
verbal GRE test and the working
memory capacity test.
And even if people haven't blocked those
memories from childhood altogether, because of the tendency to downplay
verbal abuse, they may not fully recognize the impact it could still be having
on their adult lives.
While attachment assessment in preschool years relies
on observation of behaviors during separation and reunion procedures (Main and Cassidy 1988), toward the end of early childhood children are less sensitive to brief separations from parents, as their attachment representations become more elaborate because of strengthened
verbal and
memory skills (Messina and Zavattini 2014).