Hiv, the virus that causes aids, was discovered in the early 1980s. because it is a relatively new virus, there are many myths and misunderstandings that surround this virus. false true

what statement best describes the difference between the sympathetic and parasympathetic nervous systems?

the sympathetic nervous system prepares the body for intense physical activity and is often referred to as the fight-or-flight response. the parasympathetic nervous system has almost the exact opposite effect and relaxes the body and inhibits or slows many high energy functions.

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