Free help with homework

Why join Brainly?

  • ask questions about your assignment
  • get answers with explanations
  • find similar questions


The alveoli in the lungs are adapted to maximize gaseous exchange- the membrane is thin and the blood capillaries are close to the membrane so the distance for diffusion of gases is very small
0 0 0
The adaptations in the alveoli are

the alveolar wall is very thin (one cell thick) so that gaseous exchange can take place easily.

also capillary surround the alveoli so that they can absorb the oxygen from the inhaled air and give but the co2 from the exhaled air
0 0 0
The Brain
  • The Brain
  • Helper
Not sure about the answer?
Learn more with Brainly!
Having trouble with your homework?
Get free help!
  • 80% of questions are answered in under 10 minutes
  • Answers come with explanations, so that you can learn
  • Answer quality is ensured by our experts