nắp mang
Definition
- Noun:
- Operculum (of a fish): The hard bony flap covering and protecting the gills of most bony fish. It plays a crucial role in the respiration process by helping to pump water over the gills.
Usage Examples
- Noun:
- Cá đang đóng mở nắp mang để thở. (The fish is opening and closing its operculum to breathe.)
- Nhà ngư học nghiên cứu vòng tăng trưởng trên nắp mang để xác định tuổi cá. (The ichthyologist studies the growth rings on the operculum to determine the age of the fish.)
Advanced Usage
- Operculimetry: The scientific method of determining a fish's age by examining the growth rings on its operculum.
- Phép xem nắp mang định tuổi, hay operculimétrie, là một kỹ thuật quan trọng. (Operculimetry is an important technique for age determination.)
Variants and Related Words
- Nắp mang cá (n): Fish operculum. A more specific term.
- Hình dạng nắp mang cá thay đổi tùy loài. (The shape of a fish's operculum varies by species.)
Synonyms
- Gill cover: A common descriptive synonym for the operculum.
- Opercle: A more technical term used in zoology and anatomy.
Related Scientific Terms
- Opercular series: Refers to the set of bones (e.g., opercle, preopercle, subopercle, interopercle) that form the gill cover structure in fish.
- Nắp mang được cấu tạo từ một số xương trong opercular series. (The operculum is formed by several bones in the opercular series.)