Choose a body system and list at lease three changes that occur as we age. when responding to your classmates when how their body

The respiratory system:

1) Your lung function declines gradually as you age

2) The cartilage in the walls of the trachea and bronchi undergoes a progressive calcification causing them to become increasingly rigid with aging.

3) The walls of the alveoli deteriorate.

Explanation:

Medical Sources on Google

answer: the first 2nd and last one

explanation:

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