While More Alzheimer's Disease Is Not Hereditary, There Is One

question 16

Multiple Choice

While more Alzheimer's disease is not hereditary, there is one subset of cases, called Familial Alzheimer's Disease (FAD) that can be seen to be transmitted through pedigrees. FAD has earlier age of onset but is otherwise similar. Which of the following groups of genes would you expect to be involved?

• A)genes for amyloid or amyloid cleaving enzymes
• B)genes for dopamine precursors
• C)genes for biogenic amines
• D)genes for premature aging
• E)genes for microtubules

---

Definitions:

Spontaneous Recovery

The reappearance of a previously extinguished conditioned response after a period of time without exposure to the conditioned stimulus.

Learned Response

A behavior that has been acquired through conditioning or learning, as opposed to being a natural, instinctive reaction.

Extinction

In behavioral psychology, it refers to the gradual weakening and disappearance of a conditioned response when the conditioned stimulus is no longer paired with the unconditioned stimulus.

CR Fading

A technique in conditioning where the conditioned response diminishes over time when reinforcement is removed.