Children beyond the age of three judge their efforts against standards, and they feel either ____ depending on how well they have met the standards

By the end of the first year, babies become increasingly skilled at

A) establishing an internal working model. B) joint attention. C) social smiling. D) labeling their feelings.

In the PNS, Schwann cells promote regeneration by

A) clearing the debris and scar tissue left by degeneration. B) releasing neurotrophic factors. C) releasing cell-adhesion molecules. D) all of the above E) none of the above