Download Lab Practical 4: Special Senses

Lab Practical 4: Special Senses
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You are responsible for learning all of the
following nervous system structures
1
4
Structures of the Ear
1. Pinna
2. External auditory meatus
3. Auditory tube
4. Semicircular canal
5. Cochlear nerve
6. Cochlea
5
6
2
3
7. Vestibular nerve
8. Cochlear nerve
9. Cochlea
4
5
8
3
2
6
7
1
9
Middle and Inner Ear
1. Tympanic membrane
2. Malleus
3. Incus
4. Semicircular canal
5. Vestibule
6. Ampulla
Ear Structures
4. external auditory meatus
10. tympanic membrane
12. malleus
11. incus
25. ampulla
26. vestibule
34. vestubular nerve
10
5
Ear Structures
4. external auditory meatus
5. auditory tube
10. tympanic membrane
Inner Ear Structures
1. Cochlear nerve
2. Semicircular canal
3. Round window
4. Vestibule
5. Ampulla
6. Stapes (3rd ossicle)
1
2
3
4
6
5
1
Inner Ear Structures
1. stapes
27. oval window under stapes
28. round window
Middle Ear Structures
10. tympanic membrane
11. incus
12. malleus
1
2
3
4
5
6
Inner Ear Structures
1. Semicircular canal
2. Ampulla
3. Utricle
4. Saccule
5. Cochlear nerve
6. Cochlea
Inner Ear Structures
1. Cochlea
2. Vestibule
3. Saccule
4. Utricle
5. Ampulla
6. Semicircular canal
6
4
1
3
5
2
•Inner Ear Structures
1 and 2. ampullae
3. oval window
1
3
2
Inner Ear Structures
1. round window
2. cochlear nerve
2
1
•Inner Ear Structures
2. scala vestibuli
3. scala tympani
4. vestibular membrane
5. cochlear duct
6. tectorial membrane
7. basilar membrane
8. spiral organ
2
4
5
6
8
7
3
2
1
3
4
External Eye Structures
1. Lacrimal gland
2. Superior rectus muscle
3. Sclera
4. Cornea (transparent surface)
External Eye Structures
1. Optic nerve
2. Superior rectus muscle
3. Sclera
4. Lacrimal gland
5. Lateral rectus muscle
2
3
1
4
5
2
4
1
5
3
6
7
External Eye Structures
1. Optic nerve
2. Superior rectus muscle
3. Sclera
4. Lacrimal gland
5. Lateral rectus muscle
6. Inferior oblique muscle
7. Inferior rectus muscle
External Eye Structures
1. Optic nerve
2. Superior rectus
3. Sclera
4. Lacrimal gland
5. Lateral rectus muscle
2
4
1
3
5
Internal Eye Structures
1. Optic disc
2. Fovea centralis
3. Macula lutea
4. Retina
5. Ciliary body
2
1
3
4
5
Eye Structures
1. Lens
2. Ciliary body
3. Lateral rectus muscle
4. Retina
5. Medial rectus
1
2
4
3
4
3
4
5
1
6
2
Eye Structures
1. sclera
2. ciliary body
3. lens
4. pupil
5. iris
6. vitreous humour
1
2
3
Eye Structures
1. Cornea (outer transparent structure)
2. Pupil
3. Iris (colored structure surrounding pupil)
The lens
1
2
Eye Structures
1. Vitreous humor
2. Optic nerve