Which tissue lines the alveoli?

  1. Squamous epithelium
  2. Cartilage
  3. Smooth muscle
  4. Ciliated epithelium
Answer

A) Squamous epithelium

Thin flat cells give a short diffusion distance. AS & A Level Biology · Topic 9 Gas Exchange · 9.1 The gas exchange system

Biology MCQ · More A Level Biology: Gas exchange MCQs · Practise