20.當橋腦(pons)的排尿中樞(micturition center)刺激副交感神經(parasympathetic nerve)時,下列敘述何者正確?
(A)尿道內括約肌(internal urethral sphincter)放鬆、逼尿肌(detrusor)放鬆
(B)尿道外括約肌(external urethral sphincter)放鬆、逼尿肌(detrusor)放鬆
(C)尿道內括約肌(internal urethral sphincter)放鬆、逼尿肌(detrusor)收縮
(D)尿道外括約肌(external urethral sphincter)收縮、逼尿肌(detrusor)收縮
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統計: A(114), B(162), C(1524), D(158), E(0) #1529218
統計: A(114), B(162), C(1524), D(158), E(0) #1529218
