Practice Lab
Short formative questions focused on recognition, discrimination and application. Your attempts are stored locally.
easy
What is the defining time pattern required for a major depressive episode?
medium
What best distinguishes Persistent Depressive Disorder from Major Depressive Disorder?
easy
What is required for a diagnosis of Bipolar I Disorder?
easy
What most centrally characterizes Generalized Anxiety Disorder's worry pattern?
medium
Why is a single panic attack not, by itself, sufficient for a Panic Disorder diagnosis?
easy
Which pattern is most characteristic of Obsessive-Compulsive Disorder?
medium
What makes PTSD unusual among DSM-5-TR conditions in terms of its diagnostic definition?
hard
Which combination is required for a schizophrenia diagnosis?
medium
Which two domains must both be present, from early development, for an Autism Spectrum Disorder diagnosis?
medium
Which requirement must be met for an ADHD diagnosis, beyond the symptoms themselves being present?
medium
Which three features together characterize Anorexia Nervosa?
hard
What developmental history is required before Antisocial Personality Disorder can be diagnosed in an adult?
medium
How is Alcohol Use Disorder severity determined?
medium
Select all of the symptom clusters required (together, all four) for a PTSD diagnosis.
medium
Select all of the features commonly associated with a manic episode.
easy
Select all of the following that are commonly reported obsession or compulsion themes in OCD.
medium
True or False: Persistent Depressive Disorder is best understood as a categorically milder form of Major Depressive Disorder.
easy
True or False: Schizophrenia is accurately described as a disorder involving multiple or "split" personalities.
easy
True or False: Experiencing one isolated panic attack is sufficient, by itself, to diagnose Panic Disorder.
medium
Type the single term that matches each definition below (all lowercase, one word).
medium
Type the one word or short phrase that best names the core defining feature of each disorder below (as used in this course's materials).
hard
Put these four disorders in order of the minimum duration explicitly required by their diagnostic pattern, from SHORTEST to LONGEST.
medium
Put these steps of structured differential-diagnosis reasoning in the correct order, from FIRST to LAST.
medium
A student reports both ongoing daily worry about several unrelated topics AND, separately, a single sudden episode of racing heart and fear of dying that peaked within minutes and has not recurred. Which detail is most important for distinguishing whether Panic Disorder should also be considered, beyond GAD?
medium
A student describes feeling "wired" before final exams: sleeping less, feeling anxious, and having racing thoughts about grades for about three days, which resolved once exams ended. Which detail is most important for ruling out a manic episode here?
hard
Two students each describe repeatedly checking that their door is locked. Student A says, "I know logically it's probably fine, but I feel driven to check anyway." Student B calmly insists intruders are actively monitoring their apartment and shows no doubt despite reassurance and lack of evidence. Which detail most clearly points toward OCD for Student A versus a possible delusion for Student B?
medium
Since early childhood, a student has needed a highly consistent daily routine and becomes visibly distressed by unexpected changes, has one narrow area of deep expert knowledge, and describes group conversations as hard to "read" despite wanting friendships. Which pattern best fits this presentation?
medium
Over the past year, a student has repeatedly tried and failed to cut back on weekend drinking, missed morning classes after drinking more than planned, and now needs noticeably more drinks than a year ago for the same effect. Which conclusion best fits this pattern?
easy
What is the term for the co-occurrence of two or more distinct conditions in the same person at the same time?
easy
What is the term for the structured process of distinguishing a condition from other conditions that present with similar features?
medium
A manic episode must last at least how long (unless hospitalization is required)? Answer in the format "1 week" or "one week".
hard
A student describes daily low mood and anhedonia for the past five weeks, a clear change from their usual self, with no history of elevated mood, decreased sleep need, or impulsive behavior at any point in their life. Which explanation is best supported by this evidence?
hard
A student spends over two hours daily on checking rituals related to a fear of having caused harm, explicitly says "I know this probably doesn't make sense, but I can't stop," and has no other unusual beliefs or perceptual experiences. Which explanation is best supported?
easy
A classmate says, "ADHD just means someone doesn't have enough discipline to focus." Which response most accurately corrects this misconception?
medium
A classmate says, "Anorexia Nervosa is basically just a diet that went too far, and it only really happens to affluent young women." Which response most accurately corrects this misconception?
easy
A classmate says, "I'm so OCD about my desk being organized." Which response most accurately corrects this common casual use of the term?
medium
Which clue is most diagnostically useful when learning Bipolar II Disorder?
medium
Which clue is most diagnostically useful when learning Schizoaffective Disorder?
medium
Which clue is most diagnostically useful when learning Posttraumatic Stress Disorder?
medium
Which clue is most diagnostically useful when learning Generalized Anxiety Disorder?
medium
Which clue is most diagnostically useful when learning Major Neurocognitive Disorder Due to Alzheimer’s Disease?
medium
Which clue is most diagnostically useful when learning Specific Learning Disorder?
medium
Which clue is most diagnostically useful when learning Social (Pragmatic) Communication Disorder?
medium
Which clue is most diagnostically useful when learning Schizoaffective Disorder?
medium
Which clue is most diagnostically useful when learning Illness Anxiety Disorder?
medium
Which clue is most diagnostically useful when learning Binge-Eating Disorder?
easy
Which clue is most diagnostically useful when learning Cyclothymic Disorder?
easy
Which clue is most diagnostically useful when learning Social Anxiety Disorder?
easy
Which clue is most diagnostically useful when learning Acute Stress Disorder?
easy
Which clue is most diagnostically useful when learning Dissociative Identity Disorder?
easy