A.环境寒冷是引发失温症的主要原因,夏季运动不会发生失温现象 |
B.成人中度失温时发抖症状消失的原因是高级神经中枢(大脑)的调节功能增强所致 |
C.重度失温时,人意识模糊感到热,此时皮肤毛细血管中血流量上升 |
D.轻度和中度失温时,可通过加大运动量抵御寒冷维持体温相对稳定 |

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

