粘膜

1. Origins, structure, and basic meaning

• Structure: 粘膜(ねんまく) means a mucous membrane, a layer of tissue found in places such as the eyes, nose, and inside the mouth.
• Basic usage: It is used for irritation affecting these membranes or for their location in the body.

2. Common pitfalls and similar expressions

• Possible irritation
  • 刺激することがある means that irritation occurs in some cases.
  • It does not assert that the same irritation always occurs.
• The tissue and its location
  • 口の中の粘膜の位置 means the location of the mucous membrane inside the mouth.
  • The three occurrences of の successively connect the mouth, its inside, the membrane, and its location.