The Ear Flashcards
How do high-pitched sounds differ from low-pitched sounds?
High pitched sounds have really close together sound waves
Low pitched sounds have sound waves farther apart
What is sound?
Sound produced by continuous and regular vibrations
Path of sound from the outside air to its perception in the brain
Outer Ear
Middle Ear
Inner Ear
Outer Ear
Pinna
Auditory canal
Tympanic membrane
Pinna
Part of the ear we see. Catches sound waves and funnels them down into ear
Auditory canal
Provides separation between outer and middle ear
Tympanic membrane
Eardrum
Vibrates when sound waves hit it, and transfers sound wave into middle ear
Middle Ear
3 bones- hammer, anvil stirrup(strikes inner ear)
Inner Ear
Oval window
Cochlea
Rounded window
What is the advantage of stereo hearing?
Pinpoints where sound is at
What happens when you spin around many times and get dizzy
The fluid movement in semicircular canals starts going counterclockwise and brushes up against the auditory nerve
Otoliths
Ear stones
Statoliths
Position of the stones
What do the otoliths and statoliths tell you about your body position in relation to gravity
The stones are always supposed to be facing down. So they move around with your body
