Theories/History
Giving positive reinforcement intermittently at a variable schedule is the best way to prevent what?
Buspar mechanism of action
5-HT1A agonist
Most frequent neurological complication of chronic alcohol abuse
Alcoholic neuropathy
Number of people who have disorder at specific point in time is
prevalence
Best indicator for future suicidal behavior is:
Past suicidal behavior
Child able to use symbols and has animistic thinking. What Piaget’s stage?
Preoperational
Difference between MAO-A vs MAO-B?
MAO-A: Dopamine, NE, serotonin
MAO-B: Dopamine only
A 65-year-old man presents to the emergency room with acute onset of vertigo, nausea, vomiting, dysarthria, and nystagmus. On further examination, he is noted to have loss of pain and temperature sensation to the left-hand side of his face. He has right-sided loss of pain and temperature sensation to his trunk and leg. He has a left Horner's syndrome and falls to his left-hand side when you ask him to walk, and has left finger-to-nose dysmetria. You diagnose an acute stroke, which is most likely localized to the:
left lateral medulla.
AKA Wallenberg’s syndrome
Posterior inferior cerebellar arteries
Assumption that there is no significant difference between two random samples of a population is called:
Null hypothesis
What chromosomal abnormality is the most common cause of IDD?
Fragile X
Who was the author of “The Ego and Mechanisms of Defense”
Anna Freud
What drug is a selective inhibitor of monoamine oxidase type B when given at lower dose?
Selegiline
Pure motor hemiparesis is most likely to result from a stroke localized to the:
Internal capsule
Type I error occurs when:
null hypothesis is ______ when it should have been ______
null hypothesis is rejected when it should have been retained
Melatonin is produced in the brain by:
Pineal gland
Dementia praecox popularized by which psychiatrist?
Emil Kraepelin
Sumatriptan mechanism of action?
5-HT 1B and 1D agonists
Damage to dorsolateral frontal regions lead to what deficit?
Executive functioning deficits
Orbitofrontal: personality changes
Medial frontal: apathy syndrome
Probability of finding a true difference between two samples is? This will prevent what type of error?
Power (avoids type I error)
Delusion in which patient mistakenly feels that a familiar person is an unfamiliar imposter
Capgras syndrome
Mahler's stage that is characterized by a baby considering itself a fused entity with its mother, but developing increased ability to differentiate between the inner and the outer world, is called?
Symbiosis
Geodon’s mechanism that can in theory be helpful for anxiety/depression:
Inhibits serotonin reuptake
Inhibits NE reuptake
5-HT 1A agonist
Brown-sequard syndrome (hemisection of spinal cord). How will it affect motor, proprioception, pain, temp?
Motor and proprioception: ipsilateral
Pain and temp: contralateral
A chronic schizophrenic has been taking medication for 20 years. Every morning he goes to his pill bottle and takes the pills his doctor prescribes. This is an example of what tier of prevention?
Tertiary prevention
Noradrenergic neurons are found primarily in the
Locus coeruleus