P1.2.4 - Detecting Sound Flashcards
Identify the missing label on this diagram of the ear.
The units of sound loudness is…
Decibels (dB)
Identify the missing label on this diagram of the ear.
Identify the missing label on this diagram of the ear.
Identify the missing label on this diagram of the ear.
Which part of the ear directs sound into the ear?
The pinna
Identify the missing label on this diagram of the ear.
What does the cochlea contain?
Liquid and tiny hairs that detect vibrations caused by sound
Identify the missing label on this diagram of the ear.
What is the function (job) of the ossicles?
To amplify sound that enters the ears (make louder)
What is the function (job) of the semi-circular canals?
They help you to balance
How can loud sounds damage hearing?
They can paralyse the tiny hairs in the cochlea which are responsible for converting sound into electrical signals that travel to the brain.
What is the function of the auditory nerve?
To carry electrical signals from the ear to the brain which are interpreted as sound.
Identify the missing label on this diagram of the ear.
