Definitions
Eating non-food objects (chalk, crayons, paperclips...etc.)
Pica
True or False.. An individual with ARFID avoid certain foods because of the sensory characteristics of the food?
True
If a person has eaten a food that made them sick, how long will the normally avoid that food?
2 to 3 years
Pica requires that the eating behavior has lasted for longer than
One month
What are the three factors related to obesity?
Environmental, psychological, genetics
What disorder is the condition in which a person regurgitates their food?
Rumination Disorder
True or False...Based on brain imaging studies, obese individuals show greater activation in the somatosensory brain areas when they anticipate consumption?
True
In Latin, anorexia refers to?
A loss of appetite
To be diagnosed as a rumination disorder, the condition must occur for more than
One month
The perception component of anorexia nervosa shows difference in which brain regions?
Precuneus and inferior parietal lobes
What is an eating disorder involving periods of overeating in which the person feels out of control, followed by purging?
Bulimia Nervosa
True or false...The two subtypes of anorexia nervosa are restricting type and bulimia type?
False; restricting and purging/binge eating type
What mood disorder has been linked to obesity?
Depression
From the what year (century) to the present has Anorexia commonly been described in terms of three characteristics. (Bonus Points if you can name the three characteristics?)
1600s
1. Food refusal.
2. Onset in adolescence.
3. Lack of concern about the consequences of not eating.
What neurotransmitters are thought to play a role in eating disorders?
Serotonin and dopamine
the condition in which an individual does not eat certain foods, which leads
to such conditions as weight loss or nutritional deficiency?
Avoidant/restrictive food intake disorder
True or false....Binge Eating is a disorder when a person induce vomiting or takes laxatives to avoid weight gain due to excessive eating?
False; Bulimia Nervosa
Which medication is a GLP-1 agonist?
Ozempic
What age/stage is AFRID common in?
Common in children, decreases with age
The cognitive component of anorexia nervosa shows difference in which 4 brain regions?
Hippocampus, ACC, dorsolateral PFC, and parietal areas
is a serious eating disorder involving the restriction of food, a weight that
is below normal, a fear of gaining weight, a lack of recognition of the seriousness of current body weight, and a distorted perception of one’s body.
Anorexia Nervosa
The affective component of anorexia nervosa shows difference in the PFC, the Insula, and the amygdala regions?
False; PFC, insula, Amygdala
Perceptual component, affective component, and the cognitive components are all associated with which eating disorder?
Anorexia nervosa
How many hunger pathways are there? What are they?
3;
Intestines to hypothalamus
VTA to nucleus accumbens
VTA to PFC
DSM–5 requires three of the following five criteria for Binge eating (name 3).
1. Eating much more rapidly than normal.
2. Eating until feeling uncomfortably full.
3. Eating large amounts of food when not feeling physically hungry.
4. Eating alone because of feeling embarrassed by how much one is eating.
5. Feeling disgusted with oneself, depressed, or very guilty after overeating.