下肢

1. Origins, structure, and basic meaning

• Structure: Written 下肢 and read かし, it denotes the lower limb from the hip region to the foot in anatomical usage.
• Basic usage: It is used for leg function in rehabilitation and medical examination.

2. Common pitfalls and similar expressions

• Technical rather than everyday leg
  • The term precisely identifies the anatomical limb, often in clinical contexts.