Term
What are the 2 types of senses? |
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Definition
General Somatic Senses and Special Senses |
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Term
What are 3 examples of general somatic senses? |
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Definition
Touch (tactile), temperature and pain. |
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Term
What are the 5 special senses? |
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Definition
Vision/sight, gustation (taste), olfaction (smell), hearing and equilibrium (balance) |
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Term
Which 2 special senses are chemical senses? |
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Definition
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Term
What are the 5 primary taste sensations? |
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Definition
Sour, Sweet, Bitter, Salty and umani |
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Term
What chemicals are associated with sour taste? |
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Definition
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Term
What chemicals are associated with sweet taste? |
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Definition
Carbohydrates, proteins and fats |
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Term
What chemicals are associated with bitter taste? |
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Definition
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Term
What chemicals are associated with salty taste? |
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Definition
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Term
What are the 2 nerves that sends sensory info to the brain from the tongue? |
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Definition
Glossopharyngeal and facial nerve |
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Term
What are lingual papillae? |
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Definition
Small fingerlike projections on the surface of the tongue |
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Term
What is the receptor for gustation? |
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Definition
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Term
Where are taste buds located? |
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Definition
On the papillae - on surface of tongue, cheeks, and throat |
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Term
Where are the receptors for smell located? |
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Definition
In nasal cavity, near the ethmoid bone. |
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Term
What are the receptors for olfaction? |
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Definition
Olfactory nerve and olfactory foramina. |
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Term
What is an olfactory cell? |
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Definition
Neurons which have immobile cilia at the ends called olfactory hairs. |
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Term
How does the olfactory cell detect an odorant? |
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Definition
The odorant (chemical) in air gets stuck in the mucus layer, where the olfactory hairs are located and thus detect the odorant. |
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Term
What are the 5 accessory structures for vision? |
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Definition
Eyebrows, eyelids, conjunctiva, lacrimal apparatus, and extrinsic eye muscles |
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Term
What is the lacrimal apparatus? |
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Definition
A system which produces and drains tears consisting of lacrimal glands, lacrimal ducts, lacrimal canals, lacrimal sacs, and nasolacrimal ducts. |
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Term
What is the lacrimal gland? |
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Definition
An exocrine gland located under the frontal bone that secretes tears |
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