
(1)当听到急救车的鸣笛声后,行人、司机都会自觉的礼让急救车,此反射的刺激是
(2)请写出“礼让急救车”反射的兴奋传导过程
(3)某司机在交通事故中受伤,医生用针刺其指尖,他能缩手也有痛觉,其产生疼痛的神经冲动传导途径是
(4)事后这名司机感到心跳加速、面红耳赤、异常紧张,原因是其大脑皮层的兴奋刺激某腺体分泌了大量的
(5)如果某人因车祸腰部受伤,结果出现大小便失禁,说明受损的部位至少应该有(填字母)

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

