Eating Disorders Flashcards
What is the function of the hypothalamus in relation to appetite?
Regulates the body’s ability to recognize hunger, satiety, and fullness.
What societal factors influence eating behaviors?
Society and culture influence what is considered desirable in body image.
What is the lifetime prevalence of anorexia nervosa?
2.4 to 4.3 percent.
What percentage of individuals with anorexia are men?
25 percent.
What is the lifetime prevalence of bulimia nervosa among women?
2 percent.
When does bulimia nervosa typically onset?
Late adolescence or early adulthood.
What is binge-eating disorder (BED)?
Recurrent episodes of eating significantly more than usual without compensatory behaviors.
How is obesity defined in terms of BMI?
A body mass index (BMI) of 30 or greater.
What percentage of U.S. adults are classified as obese?
39.8 percent.
What is a key characteristic of anorexia nervosa?
Morbid fear of obesity.
List common symptoms of anorexia nervosa.
- Gross distortion of body image
- Preoccupation with food
- Refusal to eat
What is ‘diabulimia’?
A choice to not take insulin, leading to weight loss through fat and muscle burning.
What are some expected symptoms of anorexia nervosa?
- Hypothermia
- Bradycardia
- Hypotension
- Edema
- Lanugo
- Metabolic changes
What is Russell’s sign?
Physical indicator of self-induced vomiting, characterized by calluses or scars on knuckles.
What might excessive vomiting and laxative abuse lead to?
Dehydration and electrolyte imbalances.
What distinguishes binge-eating disorder from bulimia nervosa?
Individuals with BED do not engage in compensatory behaviors.
What biological influences may predispose individuals to eating disorders?
- Genetics
- Neuroendocrine abnormalities
- Neurochemical influences
What psychodynamic influence is suggested for eating disorders?
Profound disturbances in mother-infant interactions.
What is the BMI range for normal weight?
20 to 24.9.
What is the BMI threshold for anorexia nervosa?
17 or lower, or less than 15 in extreme cases.
What is the priority nursing diagnosis for a client with severe self-induced vomiting?
Imbalanced nutrition, less than body requirements.
What are the expected outcomes for a client with an eating disorder?
- Achieve and maintain at least 80% of expected body weight
- Normal vital signs
- Knowledge of adequate nutrition
What is a key intervention for clients with eating disorders?
Establish a trusting relationship.
How is ‘denial’ defined in the context of eating disorders?
An attempt to disavow knowledge of an event to reduce anxiety and/or fear.
