Podcast
Questions and Answers
What is the primary function of the rectum?
What is the primary function of the rectum?
- To hold and release waste (correct)
- To process food
- To secrete digestive enzymes
- To absorb water and electrolytes
What is a common problem associated with the rectum?
What is a common problem associated with the rectum?
- Anemia
- Hypertension
- Diarrhea (correct)
- Arthritis
What is a major influence on food choices in adulthood?
What is a major influence on food choices in adulthood?
- Social factors
- Economic factors (correct)
- Cultural factors
- Familial factors
Why do lower-income households often choose processed foods?
Why do lower-income households often choose processed foods?
What can caregivers do to promote positive eating habits in children?
What can caregivers do to promote positive eating habits in children?
What can influence an adolescent's food choices?
What can influence an adolescent's food choices?
Why are children targets of food advertising?
Why are children targets of food advertising?
What is a common issue in some neighbourhoods?
What is a common issue in some neighbourhoods?
What is the most important barrier to healthy eating?
What is the most important barrier to healthy eating?
What is a common result of economic factors on food choices?
What is a common result of economic factors on food choices?
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Study Notes
Hydrating and Dehydrating Liquids
- Water, milk, sports drinks, and watermelon contain 91-100% water
- Soda, fruit juices, orange, and gelatin contain 80-90% water
- Peas, frozen yogurt, banana, and eggs contain 70-79% water
- Potatoes, bread, pasta, and rice contain less than 69% water
Hydration and Urine Color
- Light yellow urine indicates proper hydration
- Dark yellow urine indicates dehydration
- Dehydration can cause headaches, dry lips, and fainting
- Overhydration can cause edema, swelling, confusion, and even death
Food Labeling and Nutrition Facts
- Most pre-packaged foods have nutrition facts labels
- Exceptions include fresh fruits and vegetables, raw meat, poultry, fish, bakery items, and low-nutrient foods
- Nutrition facts can help with energy supply and protein needs
Protein Sources
- Animal sources: meat, poultry, fish, eggs (complete protein)
- Plant sources: dry beans, peas, nuts, seeds (incomplete protein)
- 9 essential amino acids needed in the diet: Histidine, Isoleucine, Leucine, Lysine, Methionine, Phenylalanine, Threonine, Tryptophan, Valine
Body Composition and Water
- Water helps move nutrients and waste, regulate blood pressure, and body temperature
- Body weight is 50-70% water, varying by individual body composition
- Water enters the body through food, liquid consumption, and internal chemical reactions
- Water leaves the body through urine, breath, sweat, and bowel waste
Thirst, Urine Color, and Health
- Urine color is an indicator of hydration and overall health
- Thirst is a sign of dehydration
- Common digestive problems: choking, vomiting, diarrhea, IBS, colitis, constipation
Influences on Food Choices
- Economic factors: affordability, convenience, and access to healthy food
- Children: economic factors and family influence on food choices
- Adulthood: economic factors, convenience, and accessibility of healthy food options
- Cultural and familial factors: family role models, cultural and religious beliefs
- Social factors: food advertising, social pressures
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