Ch 2 Flashcards
Which theory of aging focuses on changes at the cellular level, including the release of free radicals?
oxidative damage
Which theory of aging is centered on the idea that each species has a maximum life span?
genetic limits
what is true about adults in their 40s and 50s in terms of obesity?
They are slightly more likely to be obese than other age groups.
Which sense develops latest in infants and is the first to show decline as we age?
vision
At what age do most athletic abilities peak?
20s
What is true about the incidence of insomnia as we age?
It increases for everyone, but even more so for women.
About _________ % of facial skin aging and variation of body weight can be attributed to genetics.
40
Which of the following is associated with the genetic limits theory of aging?
hayflick limits
The limited studies on caloric restriction in humans show:
reduction in cancer deaths
What age group is most likely to have plastic surgery?
40-54 years
Hearing loss rates have declines in recent years. This is likely due to:
a reduction in workplace noise
Teri is 61 years old and has developed an autoimmune disorder. This is most likely due to:
abnormalities in B cells that occur with age
Dr. King is examining whether running has an effect on telomeres. Dr. King is working under which theory?
genetic limits
Margaret undergoes a DXA scan and discovers her bones have rapidly become less dense since she turned 55. Margaret has:
osteoporosis
On a day-to-day basis, how does the heart of an older person compare to one of a younger person?
they both work just about the same
A study reveals that Mark’s brain at age 70 is experiencing both changes in neurons and also some pruning of neurons. These are both examples of the brain’s:
plasticity
Thomas has always played tennis, but now that he is in his 60s, he finds he has more trouble following the ball and connecting his racquet with it. Thomas is experiencing a loss of:
dexterity
Cho, a 51-year-old woman, is complaining of insomnia. She says she has trouble getting to sleep because her temperature is off, and when she does fall asleep, her partner says she snores loudly. Cho is likely experiencing insomnia as a result of:
menopause
Mara is menopausal and considering hormone replacement therapy (HRT). Which of the following is accurate advice for Mara?
HRT will not reverse aging, but may alleviate some symptoms
Spector (2008) found that longer telomere length was associated with:
leisure-time exercise
