ELI5: Explain Like I'm 5

Ultrasound transmission tomography

Ultrasound transmission tomography is like when you use sound to take pictures inside the body. You know how you can hear sound when someone talks or when you play music? Well, sound waves can also be sent through different parts of the body to create pictures that show what's going on inside.

To make the pictures, a special machine sends sound waves into your body and these waves bounce off of different things inside, like organs, muscles, and bones. The machine then measures how long it takes for the sound waves to come back, which helps calculate how far away the organs, muscles, and bones are. These measurements are put together to create a picture of what's going on inside.

This type of imaging is really helpful because it doesn't use harmful radiation like x-rays do. Plus, it's not too scary because you can't feel or hear the sound waves as they go through your body. It's like a secret detective mission to find out what's going on inside without making any noise or causing any harm.
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