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Questions and Answers
What is the main constituent of saliva by volume?
What is the main constituent of saliva by volume?
- Organic materials
- Water (correct)
- Mucin
- Inorganic materials
What is the main role of salivary amylase in saliva?
What is the main role of salivary amylase in saliva?
- To begin the digestion of starch (correct)
- To form a food bolus
- To dissolve chemicals for tasting
- To facilitate swallowing and speech
Which pair of glands secret entirely serous secretion?
Which pair of glands secret entirely serous secretion?
- Parotid glands (correct)
- Buccal glands
- Sublingual glands
- Submandibular glands
What is the pH range of saliva?
What is the pH range of saliva?
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Which type of salivary secretion is rich in mucin to facilitate swallowing and speech?
Which type of salivary secretion is rich in mucin to facilitate swallowing and speech?
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Which process involves the enzymatic hydrolysis of food molecules into their building blocks?
Which process involves the enzymatic hydrolysis of food molecules into their building blocks?
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What is responsible for the first phase of deglutition?
What is responsible for the first phase of deglutition?
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Which food group is broken down to fatty acids and alcohols during digestion?
Which food group is broken down to fatty acids and alcohols during digestion?
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What is the main role of the mouth in the alimentary canal?
What is the main role of the mouth in the alimentary canal?
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