検疫

1. Origins, structure, and basic meaning

• Structure: 検疫(けんえき) involves examining people, animals, plants, and similar subjects and taking measures to prevent the entry or spread of infectious diseases or pests.
• Basic usage: The examples concern declaring fruit at an airport and strengthening quarantine measures at a port.

2. Common pitfalls and similar expressions

• The purpose compared with 検査
  • 検査(けんさ) broadly means an inspection or examination of condition or abnormalities. 検疫 focuses on preventing the entry and spread of diseases or pests, and the fruit in the example is also subject to it.