What is an echocardiogram?

Question

Accepted Answer

1. Sound Reflection: In physics, an echo is the reflection of sound waves off a surface, such as a wall or mountain, that returns to the listener, typically heard after the original sound.

2. Medical Imaging (Echocardiogram): In medicine, "echo" often refers to an echocardiogram, a diagnostic test that uses ultrasound to produce images of the heart, allowing doctors to evaluate its structure and function.

3. Repetition in Speech: In conversation or literature, an echo can refer to the repetition of a word, idea, or phrase for emphasis or stylistic effect.

4. Technology: Echo can refer to Amazon Echo, a line of smart speakers that use the Alexa virtual assistant.

5. Symbolic Meaning: In broader terms, it can symbolize repetition, response, or resonance in various contexts.