kidney

1. Origins, structure, and basic meaning

• Structure: 腎 is read じん, has 13 strokes, and represents the kidneys.
• Basic usage: 腎臓 is read じんぞう, and 腎炎 is read じんえん.

2. Common pitfalls and similar expressions

• 腎臓 and 腎炎
  • 腎臓 means kidney.
  • 人体模型で腎臓の位置と形を確認した。 means “We checked the location and shape of the kidneys using a model of the human body.”
  • 腎炎 means kidney inflammation or nephritis.
  • 医師は検査結果を見て腎炎の可能性を説明した。 means “The doctor reviewed the test results and explained the possibility of kidney inflammation.”