corpus striatum: meaning, definition, pronunciation and examples
C2Technical/Scientific
Quick answer
What does “corpus striatum” mean?
A major structure within the basal ganglia of the vertebrate brain, consisting of the caudate nucleus and putamen, involved in motor control, learning, and reward.
Audio
Pronunciation
Definition
Meaning and Definition
A major structure within the basal ganglia of the vertebrate brain, consisting of the caudate nucleus and putamen, involved in motor control, learning, and reward.
In neuroanatomy, the primary input zone of the basal ganglia, receiving glutamatergic inputs from the cerebral cortex. Functionally, it is crucial for the initiation and modulation of voluntary movement, procedural learning, and various cognitive and emotional processes.
Dialectal Variation
British vs American Usage
Differences
No significant differences in meaning or usage. Spelling follows Latin conventions in both.
Connotations
None beyond its precise technical definition.
Frequency
Used identically and with equal frequency in relevant academic/medical fields in both regions.
Grammar
How to Use “corpus striatum” in a Sentence
The corpus striatum is located...Neurons in the corpus striatum project to...Dysfunction of the corpus striatum is associated with...Vocabulary
Collocations
Examples
Examples of “corpus striatum” in a Sentence
verb
British English
- The signal is processed within the corpus striatum.
American English
- Researchers are targeting the corpus striatum in their therapy.
adverb
British English
- The fibres project striatally to the globus pallidus.
American English
- The effect was measured striatally, within the corpus striatum.
adjective
British English
- Striatal neurons are the primary cells of the corpus striatum.
American English
- The striatal pathway originates in the corpus striatum.
Usage
Meaning in Context
Business
Never used.
Academic
Exclusively used in neuroscience, neurology, psychology, and biomedical texts.
Everyday
Never used.
Technical
The primary domain. Used in research papers, medical diagnoses (e.g., relating to Parkinson's or Huntington's disease), and neuroanatomy textbooks.
Vocabulary
Synonyms of “corpus striatum”
Strong
Neutral
Weak
Vocabulary
Antonyms of “corpus striatum”
Watch out
Common Mistakes When Using “corpus striatum”
- Mispronouncing 'striatum' as /straɪˈætəm/.
- Using it as a plural (e.g., 'corpora striata' is the plural form).
- Confusing it with the 'corpus callosum', a different brain structure.
FAQ
Frequently Asked Questions
No. The corpus striatum (or striatum) is a major component *within* the basal ganglia, serving as its main input structure. The basal ganglia also include other nuclei like the globus pallidus and substantia nigra.
'Striatum' is often used synonymously with 'corpus striatum'. It's a shorter, more modern term for the same structure.
Dysfunction is central to Parkinson's disease, Huntington's disease, and other movement disorders, as well as some aspects of OCD and addiction.
Yes, homologous structures exist in the brains of all vertebrates, indicating its fundamental role in motor control.
A major structure within the basal ganglia of the vertebrate brain, consisting of the caudate nucleus and putamen, involved in motor control, learning, and reward.
Corpus striatum is usually technical/scientific in register.
Corpus striatum: in British English it is pronounced /ˌkɔː.pəs straɪˈeɪ.təm/, and in American English it is pronounced /ˌkɔːr.pəs straɪˈeɪ.ɾəm/. Tap the audio buttons above to hear it.
Phrases
Idioms & Phrases
- “None”
Learning
Memory Aids
Mnemonic
Think of 'corpus' as a body of structures, and 'striatum' from 'striated' for its striped appearance under a microscope. It's the 'striped body' deep in the brain controlling movement.
Conceptual Metaphor
A processing hub or central switchboard for movement commands from the brain's executive centres.
Practice
Quiz
What is the primary function of the corpus striatum?