Bolus is formed in
(1) Buccal cavity
(2) Oral cavity
(3) Pharynx
(4) More than one option is correct
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyBolus from oral cavity to ……... Oesophagus……..stomach. Which of the process/ movements are responsible for it?
(1) Deglutition and segmentation
(2) Deglutition and peristalsis
(3) Peristalsis and segmentation
(4) Peristalsis and deglutition
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologySaliva does not has
(1) Lysozyme
(2) Carbohydrate splitting enzyme
(3) Protease
(4) Chloride ions
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyWhich of the following statement is not wrong about carbohydrate digestion?
(1) 30% of carbohydrate digestion occurs in mouth
(2) 30% of starch hydrolysis occurs in mouth
(3) 70% carbohydrate digestion occurs in small intestine.
(4) More than one options are correct.
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyIntrinsic factor is secreted by
(1) Parietal cells/ chief cells
(2) Oxyntic/peptic cells
(3) Oxyntic / parietal cells
(4) Chief/ peptic cells
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyWhich of the following is major product of chief cells?
(1) Pepsinogen
(2) Mucus
(3) HCl
(4) Vitamin B12
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyFind the wrong one.
(1) Churning movement- stomach
(2) Chyme- stomach
(3) Bolus- Mouth
(4) Stomach- storage of food for 2 to 3 hrs
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyPepsin is
(1) Proteolytic enzyme
(2) Activated by HCl
(3) Converts proteins into peptones and peptides
(4) More than one option is correct.
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyHCl of stomach can damage mucosal epithelia of stomach but
(1) Mucus prevents it
(2) Mucus along with carbonate prevent it.
(3) Mucus+bicarbonate prevent it
(4) Only bicarbonate prevents it.
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyWhich of the following is correct?
(1) Milk fats are digested by Rennin.
(2) A prolytic enzyme found in infants.
(3) Rennin is active at pH-1.8
(4) Lingual lipases are not present in gastric juice
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology