tissue layer

A layer of biological tissue, typically referring to a sheet or group of cells that form a structural or functional part of an organ or organism.

• 🇨🇳生物组织的层，通常指构成器官或生物体结构或功能部分的一层或一组细胞。

1. Anatomical layer C1 formal

   A sheet or layer of cells that covers a surface or lines a cavity in an organism.

   • The epithelial tissue layer protects the body from pathogens.
   • The doctor examined the tissue layer under the microscope.
   • Inflammation can affect the tissue layer surrounding the heart.

   🇨🇳组织层