For the Left Graph, Rats Were Given a Shock When

question 27

Multiple Choice

For the left graph, rats were given a shock when they were placed in a specific environment. After they associated the shock with the environment, their hippocampus was removed at different intervals (7, 14, and 28 days after training) . What happened to the rats with hippocampal lesions, compared to controls?

• A) The rats with hippocampal lesions learned the task faster.
• B) The longer the investigators waited after training to lesion the hippocampus, the less the lesion effected fear memory.
• C) The longer the investigators waited after training to lesion the hippocampus, the more of the task the rats forgot.
• D) The rats that had hippocampal lesions 1 and 7 days after training were much more fearful, and therefore had a stronger association between the US and the CS, than control rats.
• E) The control rats forgot the task, whereas rats with hippocampal lesions had better long-term memory.

---

Definitions:

Life Span

The maximum duration of life of a species or individual, from birth to death.

Authoritarian Parents

Parents who are rigid in their rules and who demand obedience for the sake of obedience.

Self-reliance

Self-reliance is the reliance on one's own capabilities, judgment, or resources rather than those of others.

Self-esteem

The confidence and sense of personal value that a person has for themselves.