Final answer:
The barrel, ejector, and extractor are parts of a firearm with specific functions.
Step-by-step explanation:
The parts of a firearm and their descriptions are as follows:
- Barrel: The barrel is the long, cylindrical metal tube through which the bullet travels when fired.
- Ejector: The ejector is responsible for forcefully expelling the spent cartridge case from the firearm after firing.
- Extractor: The extractor is used to grip and remove the fired cartridge case from the chamber of the firearm.
So, to summarize:
- The barrel is where the bullet travels through when fired.
- The ejector discharges the cartridge from the firearm after firing.
- The extractor removes the cartridge from the chamber of the firearm.