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During intake of food, what prevents the entry of food into the glottis (opening of wind pipe)? |
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a) |
Glottis itself prevents into the entry of food glottis |
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b) |
Food entry is prevented by air present in wind pipe |
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c) |
Food entry into glottis is prevented by annular rings of pharynx |
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d) |
Food entry is prevented by epiglottis into the glottis |
|
During intake of food, what prevents the entry of food into the glottis (opening of wind pipe)? |
|
|
a) |
Glottis itself prevents into the entry of food glottis |
|
b) |
Food entry is prevented by air present in wind pipe |
|
c) |
Food entry into glottis is prevented by annular rings of pharynx |
|
d) |
Food entry is prevented by epiglottis into the glottis |
(d)
The lower part of pharynx leads into the food pipe behind and to voice box infront of it. Opening of pharynx to larynx is called glottis, which has a leaf like cartilaginous flap called epiglottis. During swallowing of food, epiglottis prevents the entry of food into glottis