A lack of calories during the embryonic and early fetal period may induce a set of metabolic changes that prepare the organism to make more efficient use of food in an environment where food is scarce. This is called _______

Which of the following is not listed in the DSM-5 as a method of reexperiencing traumatic events by one suffering from posttraumatic stress disorder?

a.) memories b.) dreams c.) nightmares d.) delusions

Biofeedback training has been used to help people deal with issues such as anxiety, stress, headaches, hypertension and __________

a. panic disorders c. insomnia b. schizophrenia d. aggressiveness