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Author Question: The SA node has an intrinsic firing rate of about: a. 60-100 BPM. b. 40-60 BPM. c. 20-40 BPM. ... (Read 53 times) |
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There are more sensory neurons in the tongue than in any other part of the body.
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More than nineteen million Americans carry the factor V gene that causes blood clots, pulmonary embolism, and heart disease.
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Of the estimated 2 million heroin users in the United States, 600,000–800,000 are considered hardcore addicts. Heroin addiction is considered to be one of the hardest addictions to recover from.
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