Overcrowding would be which kind of risk factor for mental disorder?

Prolonged or extreme stress can have each of the following effects EXCEPT

a. impairment of the orbitofrontal cortex. b. high blood pressure. c. suppression of the immune system. d. stunted growth. e. infertility.

You are watching your two nephews, ages 7 and 4, play with a ball of clay

Your older nephew is getting very frustrated because even though he is using the same ball of clay, his younger brother thinks that when it is a ball there is less of it than when he rolls it out into a longer shape. What Piagetian concept is your younger nephew lacking the ability to perform? a. concept shifting b. critical thinking c. reversibility d. decentering