Question

A medical researcher is involved in developing a drug that would regenerate a patient's alveoli. Which body system is the most likely focus of this investigation? A endocrine system B. digestive system muscular system D. respiratory system E. urinary system

Answer 1

The most likely focus of the investigation regarding the regeneration of a patient's alveoli is the **D. respiratory system**. Alveoli are the tiny air sacs in the lungs where gas exchange occurs, making them a key component of the respiratory system.