One Hypothesis to Explain the Observed Differences in the Rate

question 118

Multiple Choice

One hypothesis to explain the observed differences in the rate of Alzheimer's disease dementia for individuals of varying educational level is that

• A)the abilities acquired through formal education help compensate for some of the deficits of the disorder.
• B)the type of mental activity associated with formal education places an additional burden on the brain that makes symptoms worse once a person has the disorder.
• C)knowledge acquired through formal education helps one avoid exposure to environmental stimuli that might influence the disorder.
• D)the type of work that most college graduates pursue is less likely to expose the individual to the stressors associated with the disorder.

---

Definitions:

Psoas Minor

A slender muscle of the human body, located anterior to the psoas major muscle, that plays a role in flexing the lumbar region of the vertebral column.

Trapezius

A large, triangular muscle extending over the back of the neck and shoulders, involved in moving, rotating, and stabilizing the scapula and extending the neck.

Scapula

A flat, triangular bone located in the upper back, commonly known as the shoulder blade, that connects the humerus with the clavicle.

Latissimus Dorsi

A large, flat muscle on the back that helps in movement of the shoulders, stabilizes the spine, and assists in breathing.