Q – 1 Describe the organ of smell.
Answer – Located on the roof of each nasal cavity and represent in the form of a patch of olfactory epithelium. Mucous present over olfactory epithelium picks up particles molecules present in inhaled air. It is consists of receptor cells and supporting cells. The receptor cells bear sensory hair at their ends and supplied by the fibres of olfactory nerve.
Q – 2 Describe the olfaction.
Answer – Olfactory hairs perceive the signal and sensitize the olfactory cells. Impulse generated in the nerve fibres is transmitted to olfactory nerve to olfactory bulb of forebrain and then transmitted to olfactory area of temporal lobe of cerebrum for interpretation.
Q – 3 What is gustatoreceptor?
Answer – tongue is gustatory organ having gustatory cells, which function as chemoreceptors. The mucous membrane of tongue surface bear numerous taste buds (which are actually act as organ of taste or taste papillae)
Q – 4 What is anosmia?
Answer – Anosmia is loss of sense of smell.
Q – 5 What is hyperosmia?
Answer – It is increased sensitivity to odours.
Q – 6 What is dysgeusia?
Answer – Distorted sense of taste.
Q – 7 Describe Ageusia.
Answer – It is loss of the sense of taste
Q – 8 What is Dysosmia?
Answer – It is a disorder of smell. In which disagreeable or distorted sense of smell takes place
Q – 9 What is hyposmia?
Answer – It is diminished sense of smell.
Q – 10 What is hypogeusia?
Answer – It is diminished sense of taste.
Q – 11 Describe the sinusitis.
Answer – Sinusitis is a condition in which infection of the sinuses near the nose. Infection usually occurs after a cold or after an allergic inflammation. Allergic disease can also lead to sinusitis because of the swelling of the nasal tissue and increase production of mucous.
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1. What is the organ of smell? |
2. What is the organ of taste? |
3. How does the organ of smell work? |
4. How does the organ of taste work? |
5. Can the organ of smell and taste work together? |
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