Beneficial Microorganisms
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Questions and Answers

What is the primary function of Saccharomyces boulardii in the human body?

  • Evading host immune system
  • Producing vitamins and hormones
  • Supporting gut health and immune system
  • Aiding in digestion and preventing diarrhea (correct)
  • Which of the following is a characteristic of pathogenic microbes?

  • Evaluating host immune system (correct)
  • Aiding in digestion and nutrient absorption
  • Producing antibiotics and antifungals
  • Evolving host immune system
  • What is the effect of Lactobacillus acidophilus on the human body?

  • It helps with digestion and boosts immune system (correct)
  • It can cause infection and disease
  • It can produce toxins and virulence factors
  • It can lead to chronic illness and disability
  • What is the primary function of Bifidobacterium bifidum in the human body?

    <p>Supporting gut health and immune system</p> Signup and view all the answers

    Which of the following is an example of a pathogenic microbe?

    <p>Salmonella</p> Signup and view all the answers

    What is a benefit of beneficial microbes?

    <p>They can aid in digestion and nutrient absorption</p> Signup and view all the answers

    Study Notes

    Micro-organisms

    Beneficial Microbes

    • Also known as probiotics, these microorganisms provide health benefits when consumed in adequate amounts
    • Examples:
      • Lactobacillus acidophilus: helps with digestion and boosts immune system
      • Bifidobacterium bifidum: supports gut health and immune system
      • Saccharomyces boulardii: helps with digestion and prevents diarrhea
    • Benefits:
      • Produce vitamins and hormones
      • Aid in digestion and nutrient absorption
      • Boost immune system
      • Produce antibiotics and antifungals
      • Help with waste decomposition and recycling of nutrients

    Pathogenic Microbes

    • Also known as disease-causing microorganisms, these microorganisms can cause harm and illness
    • Examples:
      • Bacteria: Salmonella, E. coli, Streptococcus
      • Viruses: Influenza, HIV, Ebola
      • Fungi: Candida, Aspergillus
      • Parasites: Plasmodium, Giardia
    • Characteristics:
      • Can cause infection and disease
      • Can produce toxins and virulence factors
      • Can evade host immune system
      • Can be transmitted through various means (e.g. air, water, contact)
    • Effects:
      • Cause a range of diseases, from mild to severe
      • Can lead to chronic illness and disability
      • Can be life-threatening if left untreated
      • Can have significant economic and social impacts

    Micro-organisms

    Beneficial Microbes

    • Probiotics are live microorganisms that confer health benefits when consumed in adequate amounts
    • Lactobacillus acidophilus helps with digestion and boosts immune system by:
      • Producing lactic acid, which inhibits growth of pathogenic bacteria
      • Stimulating immune cells to produce antibodies
    • Bifidobacterium bifidum supports gut health and immune system by:
      • Fermenting complex carbohydrates, producing short-chain fatty acids
      • Increasing production of antibodies and activating immune cells
    • Saccharomyces boulardii helps with digestion and prevents diarrhea by:
      • Producing enzymes that break down carbohydrates
      • Inhibiting growth of pathogenic bacteria and toxins
    • Benefits of probiotics include:
      • Producing vitamins B and K, and hormones such as serotonin and dopamine
      • Aiding in digestion and nutrient absorption by breaking down complex nutrients
      • Boosting immune system by stimulating immune cells and producing antibodies
      • Producing antibiotics and antifungals to combat pathogenic microorganisms
      • Helping with waste decomposition and recycling of nutrients in the gut

    Pathogenic Microbes

    • Disease-causing microorganisms can cause harm and illness in various ways
    • Examples of pathogenic microorganisms include:
      • Bacteria: Salmonella, E. coli, Streptococcus
      • Viruses: Influenza, HIV, Ebola
      • Fungi: Candida, Aspergillus
      • Parasites: Plasmodium, Giardia
    • Characteristics of pathogenic microorganisms include:
      • Ability to cause infection and disease
      • Production of toxins and virulence factors that damage host cells
      • Ability to evade host immune system by producing immune-suppressive factors
      • Ability to be transmitted through various means, such as air, water, contact, and vectors
    • Effects of pathogenic microorganisms include:
      • Causing a range of diseases, from mild to severe, such as respiratory infections, gastroenteritis, and meningitis
      • Leading to chronic illness and disability, such as HIV/AIDS and tuberculosis
      • Being life-threatening if left untreated, such as in the case of sepsis and Ebola
      • Having significant economic and social impacts, such as loss of productivity and social isolation

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    Description

    Learn about the microorganisms that provide health benefits when consumed in adequate amounts, including probiotics like Lactobacillus acidophilus and Bifidobacterium bifidum. Discover their benefits and examples.

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