chapter 8: special senses - taste

Question 1

chemoreceptors

Answer 1

taste and smell use them, stimulated by chemicals in solution

Question 2

where are olfactory receptors

Answer 2

roof of the nasal cavity

Question 3

neurons with long cilia

Answer 3

olfactory hairs

Question 4

what must chemicals do be detectable

Answer 4

dissolved in mucus

Question 5

what makes up the olfactory nerve

Answer 5

olfactory filaments

Question 6

where is interpretation of smells made in

Answer 6

olfactory cortex

Question 7

what do taste buds house

Answer 7

receptor organs

Question 8

what are the locations of the tastebuds

Answer 8

tongue, soft palate, inner cheeks

Question 9

what is the dorsal tongue covered in

Answer 9

projections called papillae

Question 10

filiform papillae

Answer 10

sharp with no tastebuds

Question 11

fugiform papillae

Answer 11

rounded with tastebuds

Question 12

circumvallate papillae

Answer 12

large papillae with taste buds

Question 13

where are taste buds found on the papillae

Answer 13

the sides

Question 14

what are the specific cells that respond to chemical dissolved in saliva

Answer 14

epithelial cells

Question 15

what are the receptors of the epithelial cells

Answer 15

gustatory cells

Question 16

what do epithelial cells have

Answer 16

gustatory hairs (long microvilli)

Question 17

where is taste transported

Answer 17

impulses are carried to the gustatory complex by several canial nerves because tastebuds are found in different areas

Question 18

what are the 3 nerves involved with taste

Answer 18

facial nerve, glossopharyngeal nerve, vagus nerve

Question 19

what are the 4 taste sensations

Answer 19

sweet receptors, sour receptors, bitter receptors, salty receptors

Question 20

what do sweet receptors do

Answer 20

sugars, saccharine, some amino acids, may respond to the OH-

Question 21

what are sour receptors

Answer 21

acids, may respond to the H+

Question 22

what are the bitter receptors

Answer 22

alkaloids

Question 23

what are the salty receptors

Answer 23

metal ions in solution

Question 24

what are the developmental aspects of the special senses

Answer 24

formed early in embryonic development, eyes are outgrowths of the brain, all special senses are functional at birth