Sense organs Back

External, middle and inner ear




1. Cartilaginous otic shell
2. Cochlea
3. External auditory meatus
4. Statoacustic ganglion
5. Tubotympanic recess
Technique: Paraffin section
Staining: Hematoxylin-eosin Orientation: Longitudinal section Developmental age: 7 weeks Magnification (objective): x10