Tim is overweight. His physician has decided to test him to see if there is a problem with the regulation of his metabolism. Which endocrine gland will be the focus of diagnostic testing?

What research topic would lend itself best to naturalistic observation?

a. ?comparing smokers and nonsmokers on judgments of self-esteem b. ?describing play among children in a kindergarten class c. ?determining gender attitudes for all Chicagoans d. ?understanding the life of someone with a rare brain disorder

When a stranger began walking behind Timothy on the dark and deserted street, his heart rate increased and the muscles in his legs began moving faster so he could gain some distance from the stranger. These mobilization and motor activities were most directly orchestrated by his ____ nervous system.?

a. ?central b. ?endocrine c. ?peripheral d. ?parasympathetic