Because he was unable to achieve an erection, 84-year-old Spencer spent a lot of time cuddling with his wife Bessie. Spencer's substitution for intercourse exemplifies
A) compensation.
B) malleability.
C) optimization.
D) plasticity.
Question 2After she was widowed at age 78, Margaret told herself that she'd never find someone else who would love her as much as Joe did, so she told her friends that marriage and male companionship were really not important to her at this stage of her life. Margaret was engaging in loss-based
A) compensation.
B) organization.
C) optimization.
D) selection.
Question 3Some biologists now believe that what plays a role in the development of all degenerative diseases of later life?
A) Reduction in brain volume
B) Chronic inflammation
C) Immune system inactivity
D) Slowed reaction time
Question 4Dane was diagnosed with an autoimmune disease when his doctor told him he had
A) influenza.
B) hypertension.
C) pneumonia.
D) rheumatoid arthritis.
Question 5Autoimmune diseases develop when
A) foreign bacteria invade the body.
B) infections resistant to antibiotics occur.
C) T cells prove ineffective against viruses.
D) the immune system attacks healthy cells.
Question 6Which of the following is true about T cells?
A) They develop in the pancreas.
B) They are incapable of destroying other cells.
C) They patrol the body for foreign substances.
D) Their functioning is unaffected by age.
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