Lesson 2- Special Senses

Question 1

What is the anatomy process of olfactory chemicals in the nose?

Answer 1

1. enters the mucous lined membrane
2. travels through the olfactory epithelium into the olfactory neurons
3. Travels through the holes in the ethnoid bones
4. it then passes through the olfactory bulb where it synapses
5. it is then sent through the olfactory tract

Question 2

What are the four papillae on the tongue and their functions?

Answer 2

1. Circumvallate Papillae- contains 200 taste buds each
2. Fungiform Papillae- contains 5 taste buds each
3. Filiform Papillae- The rough form that does not contain taste buds
4. Foliate Papillae- Contains 120 taste buds each

Question 3

What are the two cells of the taste bud?

Answer 3

1. Basal epithelial cell- the reproductive cell
2. Gustatory epithelial cell- the functional cell of the taste bud

Question 4

What is the cell in the eye?

Answer 4

photoreceptors

Question 5

What are the extraocular structures of the eye?

Answer 5

1. Eyeball
2. Lacrimal Gland

Question 6

What are the muscles of the eyeball?

Answer 6

1. Lateral Rectus- moves eye laterally
2. Medial rectus- moves eye medially
3. superior rectus- elevates eye and turns medially
4. Inferior rectus- depresses eye and turns it medially
5. Inferior oblique- elevates eye and turns in laterally
6. Superior oblique- depresses eye and turns it laterally

Question 7

What are the OUTERMOST layers of the eye?

Answer 7

1. Sclera
2. Cornea

Question 8

What are the MIDDLE layers of the eye?

Answer 8

1. Choroid
2. Ciliary Body
3. Iris
4. Ora Serrata
5. Lens

Question 9

What are the INNER MOST layers of the eye?

Answer 9

1. Retina
2. Fovea centralis
3. Macula Lutea

Question 10

Label the structures of the ear

Question 11

What are the cells and membranes called in the cochlea?

Answer 11

1. Tectorial membrane
2. Inner hair cell
3. Outer hair cell
4. Basilar membrane