Grace is sitting in class when, without warning, her heart began to pound, her chest felt tight, and a feeling of dizziness came over her. She felt extremely fearful. Over the next few weeks, the same thing happened several times. Her doctor cannot find anything wrong with her heart. Grace is probably suffering from ____

Since the brain only metabolizes __________, it must depend on __________ when the

body's short-term reservoir is depleted. a. fatty acids; triglycerides b. fatty acids; glycerol c. glucose; glycogen d. glucose; glycerol e. glycogen; triglycerides

During the elementary school years

a. self-esteem reaches its peak. b. self-esteem becomes less differentiated. c. children become less likely to compare themselves with peers. d. self-esteem usually drops.