Progress Check
1. Mention if the following statements are true
(T) or false (F) :
(i) Saliva moistens and lubricates food.
(ii) Saliva contains a protein-digesting enzyme.
(iii) Saliva tends to destroy germs in the
mouth.
(iv) Peristalsis occurs through all regions of the
gut.
(v) The food in stomach stays for about 10
hours.
(vi) Gastric juice is alkaline.
(vii) Gastric juice contains pepsinogen.
2. Name the three salivary glands.
Answers
Answered by
10
1. T
2. F it helps in digesting the starch about 30%
3. T because of lysozyme
4. T
5. F it stores about 3 - 4 hrs
6. F it is acidic because of hcl which helps to convert pepsinogen into pepsin
7. T
2-
1.parotid gland, situated near ear pinna
2.sublingual gland, below the tongue
3.sub mandibular gland, below the parotid gland
These glands are situated just outside the buccal cavity and pour their secretion into buccal cavity.
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2. F it helps in digesting the starch about 30%
3. T because of lysozyme
4. T
5. F it stores about 3 - 4 hrs
6. F it is acidic because of hcl which helps to convert pepsinogen into pepsin
7. T
2-
1.parotid gland, situated near ear pinna
2.sublingual gland, below the tongue
3.sub mandibular gland, below the parotid gland
These glands are situated just outside the buccal cavity and pour their secretion into buccal cavity.
If it is helpful
mark as brainliest...
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