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gyrus Definition

gy·rus (rəs)

noun pl. -·ri′-rī′

Anat. a convoluted ridge or fold between fissures, or sulci, of the cortex of the brain

Etymology: ModL < L: see gyre

gyrus Usage Examples

Preposition: of

  • cortex: The neural substrate of nausea is unknown but may include neurons in the hypothalamus and inferior frontal gyrus of the cerebral cortex.

Converse of object

  • leave: A region of posterior left middle temporal gyrus showed significantly increased activation for verbs.
  • include: Comparison of deep hits versus shallow hits at test revealed activations in regions including left inferior parietal gyrus.
  • activate: All four types of stimuli activated the superior temporal gyrus.

Adjective modifier

  • dentate: The dentate gyrus of the hippocampal formation continues to generate new neurons well into adulthood.
  • fusiform: Comparing faces against the baseline ( scrambled faces ) showed bilateral activation of the fusiform gyrus.
  • cingulate: The density of tubers was greatest in the parietal lobes, and tubers were more frequent in the cingulate gyrus than expected.
  • parahippocampal: Both the healthy volunteers and the patients showed bilateral activation of the parahippocampal gyrus during the retrieval.
  • frontal: Areas of increased oxygen flow: - Middle frontal gyrus; Sharpens a person's focus on a goal.
  • temporal: All four types of stimuli activated the superior temporal gyrus.

Modifies a noun

  • volume: Haznedar MM, Buchsbaum MS, Metzger M, et al: Anterior cingulate gyrus volume and glucose metabolism in autistic disorder.

Browse dictionary entries near gyrus

  1. gyrostabilizer
  2. gyrose
  3. gyroscope
  4. gyroplane
  5. gyropilot
  6. gyromagnetic
  7. gyrocompass
  8. gyro-
  9. gyro horizon
  10. gyro
  1. gyve
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  4. H.225
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  10. H.263