Concerning the carotid sinus, the right description is
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Concerning the carotid sinus, the right description is
A.It is a dilatation at the posterior wall of the common carotid artery.
B.It is a dilatation at the point of the bifurcation of the common carotid artery.
C.It is a small ball struture behind the point of division of the common carotid artery.
D.It is a chemoreceptor.
E.All above are wrong.
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