To observe conditioning, one could ring a bell and squirt lemon juice into Johnny's mouth. By repeating this procedure several times, you could condition Johnny to salivate to the bell. Conditioning will be most rapid if the US follows immediately after the CS. In this example, the CS would be

At a recent appointment with her nurse-midwife, Kira was told the embryo was not receiving

enough oxygen from her. Fromthis information she concluded that there must be a problem with the a. embryo. b. amnion. c. umbilical cord. d. placenta.

Freud described middle childhood as a time of

A) important psychosexual development. B) conflict with the parents. C) peer group interaction. D) relative calm for the sexual instincts.