Can you please help me. For some reason it only goes to 5

1. Outer ear
2. Ear canal
3. Pinna
4. Hammer
5. Anvil
6. Organs of balance and semicircular canals
7. Stapes (Stirrup)
8. Auditory nerve
9. Inner ear (Cochlea)
10. Eustachian tube
11. Middle ear
12. Tympanum (Eardrum)