Definition

1. Noun (Anatomy):
   • Circumvolution / Gyrus: A fold or convolution, especially one of the prominent, rounded elevations on the surface of the brain, separated by fissures or sulci.

Usage Examples

• Noun:
  • Các nếp cuộn não giúp tăng diện tích bề mặt vỏ não. (The brain's gyri help increase the surface area of the cerebral cortex.)
  • Nếp cuộn trung tâm là một cấu trúc quan trọng trong vỏ não vận động. (The central gyrus is an important structure in the motor cortex.)

Advanced Usage

• This term is highly specialized and used almost exclusively in anatomical, biological, and medical contexts. It is not used in everyday conversation.

Variants and Related Words

• Nếp cuộn não (n): Brain gyrus; cerebral convolution.

  • Hình ảnh MRI cho thấy các nếp cuộn não rất rõ ràng. (The MRI image shows the brain gyri very clearly.)

• Nếp gấp (n): Fold, crease (a more general term for any fold, not specific to anatomy).

  • Nếp gấp trên chiếc váy được là rất cẩn thận. (The folds on the dress were ironed very carefully.)

Synonyms

• Gyrus (Medical/Anatomical term)
• Convolution (Medical/Anatomical term)
• Fold (General term)

Related Terms

• Rãnh não / Khe não (n): Sulcus; the groove or furrow between two gyri.
• Vỏ não (n): Cerebral cortex; the outer layer of neural tissue of the cerebrum, which is highly folded into gyri and sulci.

1. (giải phẫu) Circumvolution