Zusammenfassung der Ressource
Frage 1
Frage
What covers the olfactory epithelium?
Frage 2
Frage
What fits this description? “It is the entrance to the nasal chamber supported by cartilage”
Antworten
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Nostrils.
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False nostrils.
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Pailla.
Frage 3
Frage
Tick the purposes of the nose:
Antworten
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Humidifying and heating of inhaled air.
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Regulation of air pressure.
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Immune protection.
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To help smell what foods are safe to eat.
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To sneeze with.
Frage 4
Frage
There are coiled bones in the nasal chamber, covered in mucus secreting membrane with cilia and olfactory cells. True or false?
Frage 5
Frage
How many olfactory receptor cells does a human have?
Antworten
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6 Million.
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100 Million.
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220 Million.
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20 Million.
Frage 6
Frage
Tick the correct cells that are in the common mammalian nose:
Frage 7
Frage
What is the role of the supporting cells?
Antworten
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Physical support, nourishment and electrical insulation for olfactory receptor cells.
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To undergo mitosis to replace olfactory receptor cells.
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To produce mucus that is used to dissolve odour molecules so that transduction may occur.
Frage 8
Frage
What is the role of the basal stem cells?
Antworten
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Physical support, nourishment and electrical insulation for olfactory receptor cells.
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To undergo mitosis to replace olfactory receptor cells.
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To produce mucus that is used to dissolve odour molecules so that transduction may occur.
Frage 9
Frage
What is the role of the olfactory glands?
Antworten
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Physical support, nourishment and electrical insulation for olfactory receptor cells.
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To undergo mitosis to replace olfactory receptor cells.
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To produce mucus that is used to dissolve odour molecules so that transduction may occur.
Frage 10
Frage
What is another name for the olfactory cilia?
Frage 11
Frage
Chemicals that have an odour that stimulate the olfactory hairs are called?
Antworten
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Odourants.
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Odouras chemicals.
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Odouras gasses.
Frage 12
Frage
Which of these are true of the olfactory nerve?
Antworten
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Formed from small unmyelinated axons.
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By the first cranial nerve.
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Have slow conduction velocity and support provided by Schwann cells.
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Part of the ethmoid bone.
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Contain multiple small foramina through which the olfactory nerve fibres transverse.
Frage 13
Frage
Which of these are true about the cribriform plate?
Antworten
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Part of the ethmoid bone.
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Contain multiple small foramina through which the olfactory nerve fibres transverse.
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Have slow conduction velocity and support provided by Schwann cells.
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By the first cranial nerve.
Frage 14
Frage
Mitral cells are a second order neurons contracted by olfactory nerve fibres at glomerular layer of the bulb, is it true that their axons project to higher brain areas including the olfactory cortex or not?