A.排尿不仅受脊髓的控制,也受大脑皮层的调控 |
B.排尿过程说明神经系统对内脏活动进行分级调节 |
C.脊髓通过交感神经兴奋,使膀胱缩小;副交感神经兴奋,不会使膀胱缩小 |
D.成年人“憋尿”是因为大脑皮层对脊髓进行调控,使得自主神经系统并不完全自主 |

同类型试题

y = sin x, x∈R, y∈[–1,1],周期为2π,函数图像以 x = (π/2) + kπ 为对称轴
y = arcsin x, x∈[–1,1], y∈[–π/2,π/2]
sin x = 0 ←→ arcsin x = 0
sin x = 1/2 ←→ arcsin x = π/6
sin x = √2/2 ←→ arcsin x = π/4
sin x = 1 ←→ arcsin x = π/2


y = sin x, x∈R, y∈[–1,1],周期为2π,函数图像以 x = (π/2) + kπ 为对称轴
y = arcsin x, x∈[–1,1], y∈[–π/2,π/2]
sin x = 0 ←→ arcsin x = 0
sin x = 1/2 ←→ arcsin x = π/6
sin x = √2/2 ←→ arcsin x = π/4
sin x = 1 ←→ arcsin x = π/2

