
(1)手被钉子扎到产生的缩手反射中,神经冲动传导的路径是
(2)上臂肌肉收到兴奋刺激会收缩,这里的肌肉主要是指
(3)医生采血时不会产生缩手反射的原因是
(4)如果缺少上述某一个环节,缩手反射还能进行吗?
(5)皮肤被刺破导致出血,说明伤及了皮肤的

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

