A person inhales helium, and their voice becomes higher pitched. What occurs in the lungs to cause this change?
Q1. A person inhales helium, and their voice becomes higher pitched. What occurs in the lungs to cause this change?
Answer: Increased solubility of helium in blood
Explanation: Increased solubility of helium in blood causes diffusion into vocal cords, reducing their mass and tension, resulting in a higher pitched voice.