OESOPHAGUS STOMACH
PARTS OF STOMACH
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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True
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False
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Either A or B
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None of the above
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Detailed explanation-1: -The mouth, or oral cavity, is the first part of the digestive tract. It is adapted to receive food by ingestion, break it into small particles by mastication, and mix it with saliva. The lips, cheeks, and palate form the boundaries.
Detailed explanation-2: -Answer and Explanation: The kidneys are not part of the digestive system.
Detailed explanation-3: -Organs that help with digestion, but are not part of the digestive tract, are the: Tongue. Glands in the mouth that make saliva. Pancreas.
Detailed explanation-4: -Mechanical digestion in the oral cavity consists of grinding of food into smaller pieces by the teeth, a process called mastication. Chemical digestion in the mouth is minor but consists of salivary amylase (ptyalin, or alpha-amylase) and lingual lipase, both contained in the saliva.