Unit 7: Senses (Ear Function)

Pinna (capture)

Collects sound waves and funnels them into the ear canal.

Malleus (Transmit)

Vibration from ear drum/inner ear

Oval window (point)

Point of Transmission sound vibrations (middle → inner)

Semicircular Canals (balance)

Contains Fluid for orientation/balance

External Auditory Canal (Funnel)

Carry sound waves deeper into the eye

Incus (Transmit)

Sound waves malleus→ stapes

Round Window (decompress)

Energy/fluid that enters cochlea via stapes against oval

Tympanic Membrane (Vibrates)

When sound waves strike it from ear canal

Stapes (transmit)

Sound waves from incus → oval window

Cochlea (convert/respond to hearing)

Hearing and auditory processing

Vestibulocochlear Nerve (Transport)

Information from inner ear about balance and sound to Brain