Cómo oímos

The video explains how sound affects us and the mechanics of how sound is processed by the human ear and brain. Sound is the movement of air molecules, which our ears detect. The process involves sound waves traveling through the ear canal, causing the eardrum to vibrate. These vibrations are amplified by the inner ear bones and transmitted to the cochlea, where fluid waves move hair cells. The brain then processes these signals to interpret sound, including its type, intensity, and direction.

What is sound primarily described as in the video?

• The vibration of water molecules

• A form of electromagnetic radiation

• The movement of air molecules

• A type of light wave

Which part of the ear is responsible for amplifying sound vibrations?

• The eardrum

• The cochlea

• The three articulated bones

• The outer ear

What is the shape of the cochlea described as?

• A circular disc

• A spiral staircase

• A coiled, snail-shaped tube

• A straight tube

How do hair cells in the cochlea contribute to hearing?

• They produce sound waves

• They amplify sound waves

• They send nerve signals to the brain

• They block unwanted noise

What information can the brain process from the signals received from the ears?

• The temperature and speed of sound

• The taste and smell of sound

• The color and shape of sound

• The type, intensity, and direction of sound