問題詳情
37. What is the correct sequence of electrical events in a heartbeat?
(A) SA node, atria, AV node, specialized muscle fibers, apex, ventricles.
(B) SA node, atria, AV node, apex, specialized muscle fibers, ventricles.
(C)Atria, SA node, AV node, specialized muscle fibers, apex, ventricles.
(D) SA node, AV node, atria, specialized muscle fibers, apex, ventricles.
(E) SA node, atria, specialized muscle fibers, AV node, apex, ventricles.
(A) SA node, atria, AV node, specialized muscle fibers, apex, ventricles.
(B) SA node, atria, AV node, apex, specialized muscle fibers, ventricles.
(C)Atria, SA node, AV node, specialized muscle fibers, apex, ventricles.
(D) SA node, AV node, atria, specialized muscle fibers, apex, ventricles.
(E) SA node, atria, specialized muscle fibers, AV node, apex, ventricles.
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