memb
rane
Plural
membranes
1
a thin sheet of tissue that separates or covers the inner parts of an organism
A membrane refers to a thin, flexible layer of tissue that covers, lines, or separates various structures and organs. These membranes serve diverse functions, such as protecting organs, providing structural support, facilitating movement and flexibility, and allowing for the exchange of substances. Examples of membranes in the human body include the mucous membranes that line the respiratory and digestive tracts, the serous membranes that encase organs in protective fluid-filled cavities, and the cell membranes that surround individual cells, regulating the passage of molecules. Membranes are essential for the proper functioning and integration of different body systems.
- The cell membrane protects the interior of the cell.
- The thin membrane lining the lungs is essential for breathing.
- The outer membrane of the bacteria helps to safeguard its contents.
- The membranes between muscles and bones are crucial for movement.
- The blood-brain barrier is a specialized membrane that protects the brain.
Synonyms:
2
a thin pliable sheet of material