What does GYRUS mean?

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1. Parts of Speech: Noun

2. Definitions: A gyri (plural of gyrus) is a ridge or fold between two clefts on the cerebral surface of the brain. It is a part of the brains cerebral cortex, which is responsible for processing information from the senses, thoughts, and emotions.

3. Pronunciations: US: /ˈdʒaɪrəs/, UK: /ˈdʒʌɪrəs/

4. Origin and Usage: The word "gyrus" comes from the Greek word "gyros," which means "circle" or "ring." It was first used in English in the early 19th century to describe the folds on the surface of the brain. The term is still commonly used in neuroscience and medical fields to describe the structures of the cerebral cortex.

5. Synonyms: Convolution, cerebral convolution, brain fold, cortical fold, gyrus cerebri.

6. Related Words: Brain, cortex, nerve, motor, spinal.

7. Example Sentences:

• The precentral gyrus is responsible for controlling voluntary movements.
• The postcentral gyrus is involved in processing sensory information from the skin, muscles, and joints.
• The parietal lobe contains several gyri that are involved in spatial awareness and perception.