👉 Membrana, in the context of medicine and biology, refers to a type of cell membrane that is involved in communication between cells. Membranes are essential for the exchange of substances between different parts of a cell. They also play a role in the transport of ions, hormones, and other molecules across the cell membrane. Understanding the structure and function of membranula can be important in understanding various diseases and disorders, such as cancer, Alzheimer's disease, and heart failure.