F2 - SEM2 - Sensing the Environment - 10.4 Smell and taste Flashcards
1
Q
How sense of smell is produced?
10.4 Smell and taste
A
- Chemicals diffuse into air
- Chemicals enter our nose and dissolve in the mucus
- Chemicals stimulate the specialized sensory cells in the nasal cavity to send out message
- Message are sent along the nerve to brain
- Brain interprets the message as smell
10.4 Smell and taste
2
Q
What is the sense organ of taste?
10.4 Smell and taste
A
tongue
there are many small dots that contains taste bud
10.4 Smell and taste
3
Q
What is taste bud?
10.4 Smell and taste
A
specialized sensory cells which detect chemicals in food
10.4 Smell and taste
4
Q
How sense of taste is produced?
10.4 Smell and taste
A
- Chemicals in food dissolve in saliva
- Chemicals stimulate the specialized sensory cells in taste bud to send out message
- Message are sent along the nerve
- Brain interprets the message as taste
10.4 Smell and taste
5
Q
What are the 5 primary tastes our tongue can detect?
10.4 Smell and taste
A
- Sweet
- Sour
- Salty
- Bitter
- Umami - taste of MSG (an artificial flavouring)
10.4 Smell and taste
6
Q
True of False?
Our sense of smell does not affect sense of taste
10.4 Smell and taste
A
False
sense of smell affects sense of taste
10.4 Smell and taste
