Stephanie is in labor and has decided on an epidural as a means of pain management. The epidural contains medication that is injected into the spinal cord and has been proven to be an effective form of pain management for women in labor. Which of the following can best explain this?

A chimpanzee sees a second chimpanzee gain a food reward after solving a puzzle. The first chimpanzee may perform the trick more quickly. This best illustrates

Chris is reading a message from a Facebook friend. The words he is reading travel through his eye in the following order:

It’s almost midnight and Joanna is ready to go to sleep. Although her eyes are closed and she’s very relaxed, she has not yet fallen asleep. An EEG is most likely to indicate the presence of

Some neurons enable you to kick a soccer ball by relaying outgoing messages to the muscles in your legs and feet. These neurons are called

Frances has a migraine headache and takes medicine to relieve the pain. In this case, the medicine is a

Dr. Zuniga has just completed a research study, and so she is now explaining to the participants the true purpose of the study and any deceptions that were used. Her explanations are referred to as

To study the potential effects of social interaction on problem solving, some research participants were instructed to solve problems by working together; other participants were told to solve problems by working alone. Those who worked alone were assigned to the ________ group.

In an experiment to study how parental criticisms affect a child’s self-esteem, parental criticisms would be the ________ variable.

To better understand how patients recover from a traumatic brain injury after an automobile accident, Dr. Thomas carefully observes and questions Michael, who experienced a traumatic brain injury in an automobile accident over a year ago. Which research method is Dr. Thomas implementing?