Pamela signed up for a study that would test the effects of a new experimental drug. She knew that only half the participants would actually receive the drug, while the rest would receive a placebo. However, Pamela is unsure whether the drug she is receiving is real. Pamela is taking part in:

A patient's medical chart includes the word lanugo. You can tell from the chart that the patient has anorexia nervosa. What will you expect to observe when the patient is examined?

a. brittle bones b. a wide eyed stare c. irregular heart beat d. fine, downy hair on her face and trunk

Forgetting in long-term memory is most likely due to _____________

a) interference from other information b) decay or disuse c) encoding failure d) none of these