This study also found that the extent to which the caudate volume size related selectively to verbal IQ was much greater in male participants, and not very significant in females.
The subjects viewed Sesame Street clips and then took standardized tests in verbal IQ and mathematics; neural responses to real-life stimuli presented in the clips predicted test scores.
Those scoring high on psychopathy measures may tend to score lower on verbal IQ.
IQs are split into two types of scores: verbal IQ, which relates to verbal tasks, and performance IQ, which measures abilities such as logic and reasoning.
Changes in verbal IQ were associated with changes in grey matter density in the left motor cortex, an area associated with speech.
A National Institutes of Health study found that women who avoided eating fish during their pregnancies had children at greater risk of low verbal IQ and behavioral problems.
Major predictors of an individual's ability to read both alphabetic and nonalphabetic scripts are phonological awareness, rapid automatized naming and verbal IQ.
They were less likely to have children with low verbal IQ, motor coordination and behavioral problems.
A verbal IQ, performance IQ and full scale IQ were obtained.