Digestion and Excretion Quiz

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Questions and Answers

What is the process of breaking various foodstuff into simple products called?

  • Absorption
  • Metabolism
  • Assimilation
  • Digestion (correct)

Which enzymes convert complex foods like carbohydrates, proteins, and fats into glucose, amino acids, and fatty acids respectively?

  • Pepsin, Amylase, Maltase
  • Amylase, Trypsin, Lipase
  • Amylase, Protease, Lipase (correct)
  • Lactase, Sucrase, Protease

What are the end products of the digestion of carbohydrates, proteins, and fats?

  • Maltose, Peptides, Unsaturated fats
  • Glucose, Nucleic acids, Triglycerides
  • Galactose, Polypeptides, Saturated fats
  • Fructose, Amino acids, Fatty acids (correct)

What is the primary function of the digestive system?

<p>Absorption of nutrients (B)</p> Signup and view all the answers

Which process involves the movement and mixing of food in the digestive system to facilitate digestion?

<p>Segmentation (B)</p> Signup and view all the answers

Which of the following is NOT a major division of the digestive system?

<p>Duodenum (D)</p> Signup and view all the answers

Which enzyme is responsible for the breakdown of proteins into amino acids?

<p>Pepsin (A)</p> Signup and view all the answers

Where are the end products of digestion absorbed into the bloodstream?

<p>Small intestine (C)</p> Signup and view all the answers

Which of the following is NOT a function of the digestive system?

<p>Production of red blood cells (A)</p> Signup and view all the answers

What is the primary function of the colon in the digestive system?

<p>Water reabsorption (D)</p> Signup and view all the answers

Flashcards

Digestion

The process of breaking food into simple products for absorption.

Amylase

An enzyme that converts carbohydrates into glucose.

Protease

An enzyme that breaks down proteins into amino acids.

Lipase

An enzyme that converts fats into fatty acids.

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End products of digestion

The final breakdown products of carbohydrates, proteins, and fats: fructose, amino acids, fatty acids.

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Absorption of nutrients

The primary function of the digestive system, allowing nutrients to enter the bloodstream.

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Segmentation

A process involving movement and mixing of food to aid in digestion.

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Small intestine

The part of the digestive system where most absorption occurs.

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Colon

The part of the digestive system responsible for water reabsorption.

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Duodenum

Not a major division of the digestive system; it is the first part of the small intestine.

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