NU665C/ NU 665C Exam 2 Psychiatric Mental Health Care of the Family II Guide| Questions &
Answers| Grade A| 100% Correct (Verified Solutions)- Regis College
A 17-year-old female with a BMI of 16 presents with amenorrhea, lanugo, bradycardia, and
severe food restriction. What is the most likely diagnosis? -
ANSWER: Anorexia Nervosa (Restricting Type).
A 22-year-old college student reports binge eating followed by self-induced vomiting at least
twice a week for the last 4 months. Her BMI is normal. What is the most likely diagnosis? -
ANSWER: Bulimia Nervosa.
A 30-year-old woman has recurrent binge eating episodes without purging. She feels guilty after
eating large amounts of food and eats even when not hungry. What is the best pharmacologic
treatment? -
ANSWER: Lisdexamfetamine (Vyvanse) or an SSRI.
A 9-year-old boy refuses to eat many foods due to their texture, leading to nutritional
deficiencies and weight loss. He has no body image concerns. What is the most likely diagnosis?
-
ANSWER: Avoidant/Restrictive Food Intake Disorder (ARFID).
Anorexia Nervosa (AN)
Why does hypokalemia occur? -
ANSWER: Inadequate intake + purging (if present) = low potassium → risk for cardiac
arrhythmias.
Anorexia Nervosa (AN)
What is refeeding syndrome, and why is it dangerous? -
ANSWER: Occurs when a malnourished patient starts eating again.
Phosphorus, magnesium, and potassium drop suddenly → can cause fatal cardiac arrhythmias.
Prevention: Start feeding slowly and supplement phosphorus.
Why do AN patients have bradycardia & hypotension? -
ANSWER: Body conserves energy → lowers metabolism, heart rate, and blood pressure to
survive starvation.
HR < 40 bpm → may require hospitalization.
A 16-year-old girl is brought to the ED for dizziness and fainting. Her BMI is 15.5, and vitals
show HR 38 bpm, BP 88/52 mmHg. Labs show hypokalemia, hypophosphatemia, and metabolic
alkalosis. What is your next step? -
, ANSWER: Hospital admission for cardiac monitoring, electrolyte correction, and slow
refeeding
Bulimia Nervosa (BN)
Why does vomiting cause hypochloremic metabolic alkalosis? -
ANSWER: Loss of stomach acid (HCl) leads to increased bicarbonate, causing alkalosis.
What happens to amylase levels in BN? -
ANSWER: Elevated amylase is due to salivary gland hypertrophy from frequent vomiting.
A 19-year-old college student reports binge eating followed by self-induced vomiting. Labs show
hypokalemia, hypochloremia, metabolic alkalosis, and elevated serum amylase. What is the most
likely diagnosis? -
ANSWER: Bulimia Nervosa
Why does BED lead to metabolic syndrome? -
ANSWER: Excess calorie intake → weight gain → insulin resistance, high cholesterol, and fatty
liver disease.
A 35-year-old woman presents with uncontrolled binge eating episodes. She has hypertension,
elevated glucose, and a BMI of 33. What medication is FDA-approved for her condition? -
ANSWER: Lisdexamfetamine (Vyvanse).
Why do non-Western cultures present differently? -
ANSWER: Less focus on body image concerns.
Eating disorders may manifest as GI complaints or food avoidance rather than a desire to be
thin.
How does gender affect eating disorder diagnosis? -
ANSWER: Men are often underdiagnosed due to stigma.
More common in athletes, bodybuilders, and wrestlers.
A 25-year-old male wrestler presents with binge eating, excessive exercise, and dehydration.
He denies body image concerns. His BMI is normal. What should you consider? -
ANSWER: Eating disorder related to weight-class sports (BN or BED).
Anorexia Nervosa
Treatment: -
ANSWER: First-line: Family-Based Therapy (FBT) in adolescents. Nutritional
Answers| Grade A| 100% Correct (Verified Solutions)- Regis College
A 17-year-old female with a BMI of 16 presents with amenorrhea, lanugo, bradycardia, and
severe food restriction. What is the most likely diagnosis? -
ANSWER: Anorexia Nervosa (Restricting Type).
A 22-year-old college student reports binge eating followed by self-induced vomiting at least
twice a week for the last 4 months. Her BMI is normal. What is the most likely diagnosis? -
ANSWER: Bulimia Nervosa.
A 30-year-old woman has recurrent binge eating episodes without purging. She feels guilty after
eating large amounts of food and eats even when not hungry. What is the best pharmacologic
treatment? -
ANSWER: Lisdexamfetamine (Vyvanse) or an SSRI.
A 9-year-old boy refuses to eat many foods due to their texture, leading to nutritional
deficiencies and weight loss. He has no body image concerns. What is the most likely diagnosis?
-
ANSWER: Avoidant/Restrictive Food Intake Disorder (ARFID).
Anorexia Nervosa (AN)
Why does hypokalemia occur? -
ANSWER: Inadequate intake + purging (if present) = low potassium → risk for cardiac
arrhythmias.
Anorexia Nervosa (AN)
What is refeeding syndrome, and why is it dangerous? -
ANSWER: Occurs when a malnourished patient starts eating again.
Phosphorus, magnesium, and potassium drop suddenly → can cause fatal cardiac arrhythmias.
Prevention: Start feeding slowly and supplement phosphorus.
Why do AN patients have bradycardia & hypotension? -
ANSWER: Body conserves energy → lowers metabolism, heart rate, and blood pressure to
survive starvation.
HR < 40 bpm → may require hospitalization.
A 16-year-old girl is brought to the ED for dizziness and fainting. Her BMI is 15.5, and vitals
show HR 38 bpm, BP 88/52 mmHg. Labs show hypokalemia, hypophosphatemia, and metabolic
alkalosis. What is your next step? -
, ANSWER: Hospital admission for cardiac monitoring, electrolyte correction, and slow
refeeding
Bulimia Nervosa (BN)
Why does vomiting cause hypochloremic metabolic alkalosis? -
ANSWER: Loss of stomach acid (HCl) leads to increased bicarbonate, causing alkalosis.
What happens to amylase levels in BN? -
ANSWER: Elevated amylase is due to salivary gland hypertrophy from frequent vomiting.
A 19-year-old college student reports binge eating followed by self-induced vomiting. Labs show
hypokalemia, hypochloremia, metabolic alkalosis, and elevated serum amylase. What is the most
likely diagnosis? -
ANSWER: Bulimia Nervosa
Why does BED lead to metabolic syndrome? -
ANSWER: Excess calorie intake → weight gain → insulin resistance, high cholesterol, and fatty
liver disease.
A 35-year-old woman presents with uncontrolled binge eating episodes. She has hypertension,
elevated glucose, and a BMI of 33. What medication is FDA-approved for her condition? -
ANSWER: Lisdexamfetamine (Vyvanse).
Why do non-Western cultures present differently? -
ANSWER: Less focus on body image concerns.
Eating disorders may manifest as GI complaints or food avoidance rather than a desire to be
thin.
How does gender affect eating disorder diagnosis? -
ANSWER: Men are often underdiagnosed due to stigma.
More common in athletes, bodybuilders, and wrestlers.
A 25-year-old male wrestler presents with binge eating, excessive exercise, and dehydration.
He denies body image concerns. His BMI is normal. What should you consider? -
ANSWER: Eating disorder related to weight-class sports (BN or BED).
Anorexia Nervosa
Treatment: -
ANSWER: First-line: Family-Based Therapy (FBT) in adolescents. Nutritional
