| Library / English Dictionary |
STRIATUM
| Pronunciation (US): |  | (GB): | |
I. (noun)
Sense 1
Meaning:
A striped mass of white and grey matter located in front of the thalamus in each cerebral hemisphere; consists of the caudate nucleus and the lenticular nucleus
Synonyms:
corpus striatum; striate body; striatum
Classified under:
Hypernyms ("striatum" is a kind of...):
basal ganglion (any of several masses of subcortical grey matter at the base of each cerebral hemisphere that seem to be involved in the regulation of voluntary movement)
Meronyms (parts of "striatum"):
caudate; caudate nucleus (a tail-shaped basal ganglion located in a lateral ventricle of the brain)
lenticular nucleus; lentiform nucleus (a basal ganglion shaped like a lens and including the outer reddish putamen and the inner pale yellow pallidum)
Context examples:
This drug also binds to dopamine D2 receptors in the corpus striatum, thereby mimicking the actions of dopamine on motor control.
(Cabergoline, NCI Thesaurus)
For one of the two OPRM1 variants studied, pain complaints were predicted by reward feedback-related responses in a more widely distributed brain area, including the ventral striatum.
(Study in Teens Shows Brain Responses to Rewards Linked to Pain Sensitivity, The Titi Tudorancea Bulletin)
Psychosis is associated with dopamine system dysfunction, characterized by greater dopamine release and synthesis capacity in the striatum.
(Neuromelanin-sensitive MRI identified as a potential biomarker for psychosis, National Institutes of Health)
The results showed that reward-related feedback responses in a brain area called the dorsal striatum at age 14-15 predicted the magnitude of pain symptoms at age 16-17.
(Study in Teens Shows Brain Responses to Rewards Linked to Pain Sensitivity, The Titi Tudorancea Bulletin)
