Kattie Stonemann
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A&P2 revision of the nose.

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Kattie Stonemann
Created by Kattie Stonemann over 6 years ago
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Anatomy and Physiology of the nose.

Question 1 of 14

1

What covers the olfactory epithelium?

Select one of the following:

  • The inferior surface of the cribsform plate.

  • The nasal concha.

  • The basal calls and olfactory nerve.

Explanation

Question 2 of 14

1

What fits this description? “It is the entrance to the nasal chamber supported by cartilage”

Select one of the following:

  • Nostrils.

  • False nostrils.

  • Pailla.

Explanation

Question 3 of 14

1

Tick the purposes of the nose:

Select one or more of the following:

  • Humidifying and heating of inhaled air.

  • Regulation of air pressure.

  • Immune protection.

  • To help smell what foods are safe to eat.

  • To sneeze with.

Explanation

Question 4 of 14

1

There are coiled bones in the nasal chamber, covered in mucus secreting membrane with cilia and olfactory cells. True or false?

Select one of the following:

  • True
  • False

Explanation

Question 5 of 14

1

How many olfactory receptor cells does a human have?

Select one of the following:

  • 6 Million.

  • 100 Million.

  • 220 Million.

  • 20 Million.

Explanation

Question 6 of 14

1

Tick the correct cells that are in the common mammalian nose:

Select one or more of the following:

  • Olfactory receptor cells.

  • Supporting cells.

  • Basal cells.

  • Epithelium cells.

  • Dendrite cells.

Explanation

Question 7 of 14

1

What is the role of the supporting cells?

Select one or more of the following:

  • Physical support, nourishment and electrical insulation for olfactory receptor cells.

  • To undergo mitosis to replace olfactory receptor cells.

  • To produce mucus that is used to dissolve odour molecules so that transduction may occur.

Explanation

Question 8 of 14

1

What is the role of the basal stem cells?

Select one of the following:

  • Physical support, nourishment and electrical insulation for olfactory receptor cells.

  • To undergo mitosis to replace olfactory receptor cells.

  • To produce mucus that is used to dissolve odour molecules so that transduction may occur.

Explanation

Question 9 of 14

1

What is the role of the olfactory glands?

Select one of the following:

  • Physical support, nourishment and electrical insulation for olfactory receptor cells.

  • To undergo mitosis to replace olfactory receptor cells.

  • To produce mucus that is used to dissolve odour molecules so that transduction may occur.

Explanation

Question 10 of 14

1

What is another name for the olfactory cilia?

Select one of the following:

  • Olfactory hairs.

  • Olfactory neurons.

  • Olfactory basal membrane.

Explanation

Question 11 of 14

1

Chemicals that have an odour that stimulate the olfactory hairs are called?

Select one of the following:

  • Odourants.

  • Odouras chemicals.

  • Odouras gasses.

Explanation

Question 12 of 14

1

Which of these are true of the olfactory nerve?

Select one or more of the following:

  • Formed from small unmyelinated axons.

  • By the first cranial nerve.

  • Have slow conduction velocity and support provided by Schwann cells.

  • Part of the ethmoid bone.

  • Contain multiple small foramina through which the olfactory nerve fibres transverse.

Explanation

Question 13 of 14

1

Which of these are true about the cribriform plate?

Select one or more of the following:

  • Part of the ethmoid bone.

  • Contain multiple small foramina through which the olfactory nerve fibres transverse.

  • Have slow conduction velocity and support provided by Schwann cells.

  • By the first cranial nerve.

Explanation

Question 14 of 14

1

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?

Select one of the following:

  • True
  • False

Explanation

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