AI in Nutrition and Dietetics Quiz

Answers and explanations appear as you take the quiz.

1. What technology lets food-logging apps estimate calories from a photo of a meal?
   • Computer vision with neural networks
   • Blockchain ledgers
   • Radio-frequency identification
   • Manual barcode entry only
2. A key finding from continuous glucose monitor research is that:
   • Everyone responds identically to the same food
   • Individuals can have very different blood-sugar responses to the same meal
   • Glucose response is the same regardless of meal timing
   • Diet has no measurable effect on glucose
3. How can an EHR-based machine-learning model support malnutrition screening?
   • To replace all human dietitians
   • To cook patient meals automatically
   • Flag patients whose records suggest elevated malnutrition risk for dietitian review
   • To set hospital room temperatures
4. Which database is commonly used to convert recognized foods into nutrient values?
   • The Dewey Decimal System
   • The periodic table
   • A stock-market index
   • USDA FoodData Central
5. What input most directly improves AI predictions of personal glycemic response?
   • Continuous glucose monitor and microbiome data
   • A person's favorite color
   • The phone's screen brightness
   • Local weather forecasts
6. What limitation has research on LLM-generated nutrition plans highlighted?
   • They cannot produce any text
   • Plans may be inaccurate or inconsistent with clinical nutrition guidelines
   • They only work offline
   • They require a prescription
7. What visual cue can help an image-based diet system estimate food volume?
   • The phone’s battery level
   • The color of the plate alone
   • A known-size reference object in the image, such as a cup or spoon
   • The restaurant’s opening hours
8. What dietary factors may a meal-planning tool need to account for in a renal diet?
   • Only the food’s packaging color
   • A fixed calorie limit for every patient
   • The meal’s social-media popularity
   • Nutrient limits such as potassium and phosphorus, along with carbohydrate constraints when relevant