Which of the following is characteristic of the initial phase of syphilis?
a. penile discharge in men; no symptoms in women
b. a skin rash all over the body
c. a chancre at the site where the organism entered the body
d. painful blister-like lesions on the genitals
Ans: c. a chancre at the site where the organism entered the body
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In response to experience, new synapses form between neurons, and other connections grow stronger
These changes in the brain due to experience illustrate the brain's a. neuroplasticity. b. resiliency. c. saltatory conduction. d. neurogenesis.
In about ____ percent of families, the relationship between an adolescent and his/her parents is marked by serious conflict and behavioral problems. These issues often predate adolescence and, as children, there may have been problematic relationships with peers
a. 15 b. 25 c. 30 d. 35