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Anatomy of Inner & Outer Ear

Across
Uses monaural cues, the visible ear, skin-covered cartilage
Connects middle ear and throat
Houses the vestibulocochlear (VIII) and facial (VII) nerves
Hollow, spiral-shaped, bony labyrinth in the inner ear
Inferior channel of cochlea
Resonance of about 5kHz
Concave dome in ear canal, made of thin connective tissue, separates outer ear from middle ear
The membranous labyrinth of the inner ear is filled with this
Also known as cochlear duct
Stapes, malleus, and incus
Down
Forms border between scala media and scala tympani, supporting structure for organ of Corti, converts mechanic motions into electrochemical impulses
Extracellular fluid found in the scala tympani and scala vestibuli of the cochlea
2.5 cm long at top, volume of 1.4 cc, surrounded by cartilage and bone
Superior channel of cochlea
Ear wax
Tiny hairs, on medial side of organ of Corti
Converts mechanical vibrations into neural impulses
Sensory cells with tiny hairs projecting from one end