NTDT200 Lecture Notes - Lecture 24: Fluid Ounce, Bulimia Nervosa, Binge Eating Disorder
Lecture 24
• Health and lifestyle consequences of eating disorders
• Eating disorders can affect quality of life
• Anorexia nervosa
• Dehydration
• Fatigue
• Low body temperature
• Hair loss
• Demineralization of bone
• Cessation of menstruation
• Low blood pressure and loss of cardiac muscle
• Bulimia nervosa
• Electrolyte imbalances can result in life-threatening cardiac arrhythmias and death
• Self-induced vomiting can lead to dehydration, teeth erosion, and esophageal damage
• Binge eating disorder
• Leads to or perpetuate obesity
• Increased risk of obesity associated chronic diseases and overall mortality
• Alcohol
• Ethanol (chemical name)
• Potentially intoxicating ingredient found in beer, wine, and liquor
• Drug-like effects, acting as a CNS depressant
• Provides energy of 7 kcal/g
• Not a nutrient
• National institute on alcohol abuse and alcoholism (NIAAA) -“abusive and underage college
drinking are significant public health problems, and they exact an enormous toll on the
intellectual and social lives of students on campuses across the United States”
• Standard alcoholic drink
• Comprises 14 g (0.6 fl oz) of pure alcohol (ethanol)
• 12 oz beer
• 5 oz wine
• 1.5 oz (a shot) of 80-proof distilled spirits or liquor
• Moderate alcohol consumption per DGA
• For men - 2 standard alcoholic drinks per day
• For women - 1 standard alcoholic drink per day
• Alcohol absorption and metabolism
• Absorbed in stomach and SI - most absorbed in SI
• Metabolized in the liver into fat for energy
• Acetaldehyde is highly toxic and causes ill-effects caused by alcohol consumption
• Influence of alcohol
• Need to limit intake to prevent accumulation in the blood
• Liver can only metabolize about an oz of alcohol per hour
• Intoxication affected by
• Person’s gender
• Body weight and composition
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