27 承上圖所示,下列何者為環咽肌(cricopharygeal muscle)?
(A)C
(B)D
(C)E
(D)F

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統計: A(4), B(32), C(49), D(8), E(0) #564645

詳解 (共 1 筆)

#5567586
A:上咽縮肌(Superior phar...
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