Psychosis due to medical conditions US Medical PG Flashcards - Medical Study Cards
Master Psychosis due to medical conditions with OnCourse flashcards. These spaced repetition flashcards are designed for medical students preparing for NEET PG, USMLE Step 1, USMLE Step 2, MBBS exams, and other medical licensing examinations.
Psychosis due to medical conditions Flashcard Deck - 10 Cards
Flashcard 1: Cluster A personality disorders lack _____, which is a distinguishing feature from schizophrenia
Answer: psychosis
Flashcard 2: Which psychiatric disorder, delirium or dementia, is characterized by disorganized thinking, visual hallucinations, disturbances in sleep wake cycle, cognitive dysfunction, and agitation? _____
Answer: Delirium
Flashcard 3: _____ disorder meets criteria for schizophrenia in addition to major mood disorder (major depressive or bipolar)
Answer: Schizoaffective
Flashcard 4: In addition to schizophrenia, typical antipsychotics are used to treat _____ in many conditions (e.g. bipolar disorder, delirium)
Answer: psychosis
Flashcard 5: Broca's aphasia
Answer: damage to inferior frontal gyrus of dominant frontal lobe
Extra: Nonfluent speech, intact comprehension.
Mnemonic: Broca's Broken Boca (Boca = mouth in Spanish)
Flashcard 6: Key features of Wernicke's aphasia:
Answer: Fluent aphasia with impaired comprehension and repetition
Extra: - Characterized by fluent but nonsensical speech ("word salad").
- Location: Superior temporal gyrus (Brodmann area 22) of the dominant lobe.
- Memory aid: Wernicke is Wordy but makes no sense.
Flashcard 7: Anatomical site of damage in global aphasia?
Answer: damage to both Broca's and Wernicke's areas (dominant frontal and temporal lobes)
Extra: Nonfluent speech, impaired comprehension.
Flashcard 8: Which brain system is directly linked to the sense of _____?
Answer: olfaction
Extra: Olfaction is unique among the senses because it bypasses the thalamus and projects directly to the limbic system (amygdala, hippocampus). This explains the strong association between smells and emotions/memories. In psychiatry, olfactory hallucinations can be associated with temporal lobe epilepsy or certain psychotic states.
Flashcard 9: What is the primary anatomical site associated with GABAergic neurons in the reward/psychosis circuitry?
Answer: Nucleus accumbens (NAcc) \n\n[Dopamine is associated with the ventral tegmental area (VTA)]
Extra: In the context of psychiatry and the neurobiology of Schizophrenia/Psychotic disorders, the Nucleus Accumbens is a major site for GABAergic inhibitory neurons. It receives dopaminergic input from the VTA (mesolimbic pathway), which is overactive in psychosis.
Flashcard 10: Which dopamine receptor is associated with the direct pathway of the basal ganglia?
Answer: D1
mnemonic: D1rect
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