Cells responsible for generating the physical contraction of the heart muscle are the:
A) specialized pacemaker cells
B) myocardial working cells
C) Both are responsible.
D) None are responsible.
Answer: B
Health Professions
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Unrecognized or unrelieved stress:
A) is less harmful than acute stress. B) results in nervous system failure. C) can result in poor physical health. D) requires antipsychotic medications.
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List two situations that may result in ethical dilemmas in medicine
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