Smell And Taste

Question 1

The organ of smell is the ___ which covers the roof of the nasal cavity

Answer 1

Olfactory epithelium

Question 2

Some smell sensations are __ sensations

Answer 2

Pain

Question 3

Nociceptors in nasal cavity= ___ nerve

Answer 3

Trigeminal

Question 4

In olfactory transduction, adenylate cyclase converts ___ to ___ as a secondary messenger

Answer 4

ATP

cAMP

Question 5

In olfactory transduction, cAMP acts on plasma membrane allowing ___ and ___ to enter inside the cell

Answer 5

Na

Ca

Question 6

Olfactory receptor cells synapse with ___ cells in the ___ of olfactory bulbs

Answer 6

Mitral

Glomeruli

Question 7

In the olfactory bulb, ___ cells use GABA to inhibit mitral cells and ___ cells modulate

Answer 7

Granule

Periglomerular

Question 8

The secondary pathway of smell is to the ___ system

Answer 8

Limbic

Question 9

Some gustatory cells form synapses and release neurotransmitter ___

Answer 9

Serotonin

Question 10

Some gustatory cells do not contain synaptic vesicles, but use ___ to act as a primitive neurotransmitter

Answer 10

ATP

Question 11

“Salty” taste allows __ to pass through channel

Answer 11

Na

Question 12

“Bitter” releases ___ as a secondary messenger

Answer 12

Ca

Question 13

Taste is __ % smell

Answer 13

80%

Question 14

___ conducts signals from the front and sides of tongue

Answer 14

Chorda tympani

Question 15

___ nerve conducts taste form the back of the tongue

Answer 15

Glossopharyngeal

Question 16

The ___ nerve conducts taste from the mouth and larynx

Answer 16

Vagus

Question 17

The chorda tympani, glossopharyngeal, and vagus nerve all connect to what nucleus?

Answer 17

Nuclues of the solitary tract

Question 18

Taste sensations travel from the nucleus of the solitary tract to the thalamus and then ___ in the insula

Answer 18

Gustatory cortex