April 4 Twitter/FB answer

Gordon Allport did this. One story is that he had graduate students identify thousands of words from a dictionary that described personality traits. Then they winnowed the list down to a few central traits that seem to fully describe personalities.

From FlipFlash: Psychology, now available in the iPhone App Store. Ideal for pre-test review for AP and IB students.

For more information see www.flipflash.net.
Follow FlipFlash on Facebook here
or follow flip_flash on Twitter for daily stumpers

April 2 Twitter/FB answer

Generally drugs used to treat schizophrenia are antipsychotics, some of which act as antagonists at dopamine receptors (that is, they block the action of dopamine at neuron receptors.)

From FlipFlash: Psychology, now available in the iPhone App Store. Ideal for pre-test review for AP and IB students.

For more information see www.flipflash.net.
Follow FlipFlash on Facebook here
or follow flip_flash on Twitter for daily stumpers

April 1 Twitter/FB answer

A population bottleneck occurs when a population rapidly decreases (as a result of famine, disease, etc.) and the smaller population becomes vulnerable to genetic drift, thus reducing the genetic diversity in the population.

From FlipFlash: Biology, now available in the iPhone App Store. Ideal for pre-test review for AP and IB students.

For more information see www.flipflash.net.
Follow FlipFlash on Facebook here
or follow flip_flash on Twitter for daily stumpers