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प्रश्न
State whether the following statement is True or False.
The ducts from the salivary glands open into the duodenum.
पर्याय
True
False
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उत्तर
False
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संबंधित प्रश्न
Which part of the body secretes bile? Where is bile stored? What is the function of bile?
If the teeth are not cleaned regularly, they become covered with a sticky yellowish layer W of food particles and bacteria. Since layer W covers the teeth, the alkaline liquid X secreted by glands Y inside the mouth cannot reach the teeth surface to neutralise the acid formed by the action of organisms Z on sugary food, and hence tooth decay sets in.
(a) What is W known as?
(b) What is (i) X, and (ii) Y?
(c) What are organisms Z?
(d) State one way of removing layer W from the teeth.
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The question has four options. Choose the correct answer:
Stomach in vertebrates is the chief site of digestion of
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The exit of unabsorbed food material is regulated by ____________.
What will happen if the mucus is not secreted by the gastric glands?
