Mark has a fatal disease that causes the central nervous system to deteriorate, leading to declines in muscle coordination and cognition. He was unaware that he had the disease until his mid-30s because he did not experience any symptoms in childhood or young adulthood. Mark has ______.
A. cystic fibrosis
B. Down syndrome
C. Huntington's disease
D. PKU
Answer: C
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Which of the following individuals is likely to experience the most harmful effects of their parents' divorce?
a. Noah, who is in preschool b. Harmony, who is a college sophomore c. Ben, who is an adolescent d. Willamina, who is a newly married young adult
Children who are born both deaf and blind show the same facial expressions and emotions as people who see and hear
Indicate whether this statement is true or false.
The irregular, low-voltage brain waves produced during relaxed wakefulness or the twilight stage between waking and sleeping are called ______ waves
a. alpha c. delta b. beta d. theta
The changes that occur in vision during middle adulthood make it necessary that most adults ____
a. take the visual test each time they renew their licenses b. get reading glasses c. never drive at night d. watch movies and television on large-screen television sets