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  1. Gyri: Anatomy and the important ones | Kenhub

    Oct 30, 2023 · A gyrus (plural: gyri) is a ridge on the surface of the brain. Each ridge is surrounded by fissures known as sulci (singular: sulcus). Gyri are unique structures that have …

  2. Gyri and Sulci of the Brain – Fold Anatomy and Function

    Aug 27, 2025 · These folds are called gyri (singular: gyrus), while the grooves between them are called sulci (singular: sulcus). Together, gyri and sulci define the intricate topography of the …

  3. Gyri and Sulci of the Brain - Simply Psychology

    May 7, 2025 · Gyri (singular: gyrus) are the raised ridges or folds on the surface of the brain. Sulci (singular: sulcus) are the grooves or furrows that separate the gyri. This pattern of folds …

  4. Gyrus - Wikipedia

    In neuroanatomy, a gyrus (pl.: gyri) is a ridge on the cerebral cortex. It is generally surrounded by one or more sulci (depressions or furrows; sg.: sulcus). [1]

  5. Gyrus Brain Structure: Folds and Functions Explained

    Sep 30, 2024 · Gyri are the raised ridges on the surface of the cerebral cortex, the outermost layer of the brain. They’re like the mountains in a landscape of neural activity, working in …

  6. Gyri - an overview | ScienceDirect Topics

    Gyri The lateral surface of the frontal lobe demonstrates four gyri, the precentral, the superior, middle, and inferior frontal gyrus. The precentral gyrus is located on the lateral surface …

  7. Cerebral gyri - e-Anatomy - IMAIOS

    The raised areas or elevations found on the outer layer of the brain, known as the cerebral cortex, are called cerebral gyri.The cerebral cortex consists of gray matter and encompasses the …

  8. What Are Gyri and Sulci and Why Does the Brain Have Them?

    Aug 27, 2025 · The raised ridges or folds are known as gyri (singular: gyrus), resembling mountain ranges on a map. Conversely, the grooves or valleys that separate these ridges are …

  9. Duke Neurosciences - Lab 1: Surface Anatomy of the Brain

    The superior and middle temporal gyri are separated by the superior temporal sulcus and the middle and inferior gyri are separated by the inferior temporal sulcus, although the latter sulcus …

  10. GYRI Definition & Meaning - Merriam-Webster

    The meaning of GYRUS is a convoluted ridge between anatomical grooves; especially : convolution.