In humans, the digestion of carbohydrates like starch, begins in which of the following parts?

This question was previously asked in
SSC CHSL Tier-I Exam 2022 Official Paper (Held On: 14 March, 2023 Shift 2)
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  1. Rectum
  2. Small Intestine
  3. Oesophagus
  4. Buccal cavity

Answer (Detailed Solution Below)

Option 4 : Buccal cavity
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SSC CHSL General Intelligence Sectional Test 1
25 Qs. 50 Marks 18 Mins

Detailed Solution

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The correct answer is Buccal cavity

Key Points:The human digestive system consists of two parts, the alimentary canal, and the associated glands.

  • The mouth leads the food to be digested to the buccal cavity.
    • The buccal cavity has a number of teeth and a muscular tongue.
    • The uppermost part of the buccal cavity is called the palate.
    • The digestion of carbohydrates begins in the buccal cavity.
  • From the mouth, food reaches into the stomach through a food pipe called the esophagus.
  • There is no digestion inside the food pipe.
  • The digestion of fat begins in the stomach.
    • Lipase is the digestive enzyme of fat.
  • The digestion of protein occurs in the stomach and duodenum.
    • Pepsin is the digestive enzyme of protein.

Additional Information Digestive system:

  • It consists of the long alimentary canal and associated glands.
  • The alimentary canal includes
    • Mouth (buccal cavity)
    • Oesophagus (food pipe)
    • Stomach
    • Small intestine
    • Large intestine

The glands associated with the digestive system are as follows: 

  • Liver 
  • Pancreas 
  • Intestinal glands

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