What is the term for the trait characterized by a willingness to try new things?

Which of the following is true about the benefits of exercise?

A) Exercise has long-term, but not short-term effects on cognition. B) Exercise has short-term, but not long-term effects on cognition. C) Exercising has physical effects on the body, but does not affect cognition. D) Exercising can slow the memory declines associated with Alzheimer's disease.

The human brain is arranged into bulges (or _________) and grooves (or __________) so that it can fit inside the human skull

a. nestles; crooks b. gyri; sulci c. nooks; crannies d. plasias; grooves