Human Ear Anatomy Diagram - Labeled Outer, Middle & Inner Ear Structures #17633 (License: Personal Use)

This medical illustration depicts a sagittal cross-section of the human ear, using distinct colors to differentiate anatomical regions: yellow for the outer ear canal, green for the middle ear cavity, red for the inner ear vestibule, purple for the cochlea, and yellow lines for the acoustic nerve. Labels point precisely to the cochlea, acoustic nerve, and inner ear, supporting learning in audiology, otology, or general biology curricula.

Used on educational websites, medical school resources, or health blogs to explain hearing physiology; matches user intent for understanding ear structure, diagnosing hearing issues, or studying sensory systems.