Exam Preview

Hearing Loss & Aging: A Public Health Perspective

---

1.  The world's population of adults 60 years and older is expected to increase by what amount over the next 30 years: Increase by 25% Increase by 100% (double) Increase by 200% (triple) Decrease by 25%

2.  Which is a way that researchers are considering to optimize healthy aging? Prevention/delay of disease Effective treatment of disease Lifestyle factors and biological processes underlying aging All of the above

3.  Approximately what percent of adults older than 70 years have hearing loss (defined by a PTA>25 dB in the better ear)? 10% 25% 50% 65%

4.  Which of the following are a mechanism through which hearing may be related to dementia? Cognitive load Brain structural changes Social isolation All of the above

5.  Key elements of healthy aging include: Avoiding Injury Maintaining cognitive vitality Maintaining physical mobility & activity All of the above

6.  By the year 2030, what is the projected number of people ages 65+ with Alzheimer's disease in the U.S.? 4.7 million 5.8 million 8.4 million 11.6 million

7.  Social isolation is associated with which of the following? Decreased listening needs Upregulation of pro-inflammatory genes and increased inflammation Positive outcomes With no biologic changes

8.  What did the Lancet Commission on Dementia Prevention identify as the single most modifiable risk factor for dementia in mid and late life? Hypertension Hearing Loss Obesity Smoking

9.  Initial research has linked hearing loss intervention to which of the following: Improving social engagement Increasing brain stimulation Reducing the cognitive load of processing sound All of the above

10.  Hearing Loss intervention could: reduce the cognitive load of processing sound provide increased brain stimulation improve social engagement all of the above