Food Choices for a Healthy Mind and Mood — Questions & Answers

Explore the connection between nutrition and mental well-being, including essential nutrients and food-related strategies to support mood and cognitive health.

This quiz contains 5 questions. Below is a complete reference of all questions, answer choices, and correct answers. You can use this section to review after taking the interactive quiz above.

1. Question 1: Brain Energy and Nutrition

   Which statement is true about the brain's energy needs in relation to daily nutrition?

   • The brain uses less energy than any other organ.
   • The brain can function well without any nutrient supply.
   • The brain uses about 20 percent of the body's total energy.
   • The brain absorbs energy only from sugars.
   Show correct answer

   Correct answer: The brain uses about 20 percent of the body's total energy.

   Explanation: The brain, though making up around 2 percent of body mass, uses about 20 percent of daily energy needs. Other organs use significant energy but not as much proportionally. Energy is drawn from many nutrients, not just sugars, and a steady nutrient supply is needed for proper functioning.

2. Question 2: Role of Gut Health

   What is one important effect of maintaining a healthy intestinal microbiome on emotional well-being?

   • It eliminates the need for vitamins.
   • It causes brain fog and irritability.
   • It helps maintain a good mood and lowers anxiety.
   • It decreases serotonin production.
   Show correct answer

   Correct answer: It helps maintain a good mood and lowers anxiety.

   Explanation: A healthy gut microbiome supports a positive mood and reduces anxiety. Brain fog and irritability occur when gut bacteria are disturbed, not when healthy. Serotonin production increases, not decreases, with a healthy gut. Vitamins remain necessary regardless.

3. Question 3: Impact of Modern Diets

   Which component commonly found in ultra-processed foods may contribute to increased anxiety and depression?

   • Lean proteins
   • Natural antioxidants
   • Dietary fiber
   • Trans fats
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   Correct answer: Trans fats

   Explanation: Trans fats, prevalent in processed foods, can increase inflammation and disrupt gut health, contributing to anxiety and depression. Dietary fiber and lean proteins support health, while antioxidants protect brain cells rather than harm them.

4. Question 4: Omega-3 Fatty Acids and Mental Health

   Which food is a good source of omega-3 fatty acids that support communication between neurons and reduce depression symptoms?

   • Bananas
   • White rice
   • Chicken breast
   • Salmon
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   Correct answer: Salmon

   Explanation: Salmon is rich in omega-3 fatty acids, supporting neuron communication and mood. Bananas and white rice are not significant sources of omega-3. Chicken breast contains protein but little to no omega-3.

5. Question 5: Role of B-Vitamins in Mental Well-Being

   B-complex vitamins, such as B6, B9, and B12, are important for mood regulation and concentration; which food provides a good source?

   • Potato chips
   • Sugary drinks
   • Soda
   • Eggs
   Show correct answer

   Correct answer: Eggs

   Explanation: Eggs offer a source of B-vitamins, beneficial for mood and brain function. Sugary drinks, chips, and soda lack B-vitamins and contribute little to mental well-being.