皮皮学，免费搜题
登录
搜题
【多选题】
以下关于道路平曲线的说法正确的是( )A.
在平原地区宜采用长直线，线路平直，司机驾驶方便
B.
圆曲线半径与设计车速相适应，不能太小，否则离心力过大，引起车辆滑移或倾覆
C.
缓和曲线只能设置在直线和圆曲线之间
D.
缓和曲线的长度不宜过小，应使汽车行驶所受离心力平稳过渡
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】______is not controlled by the hypothalamus.
A.
Biological clock
B.
Hunger
C.
Thirst
D.
Writing
【简答题】下丘脑调节肽(hypothalamus regulatory peptide)
【多选题】The physiological functions of the hypothalamus include:
A.
The hypothalamus contains many small nuclei & fiber tracts. The two major nuclei are the supraoptic & paraventricular nuclei. The cells in these two nuclei secrete the hormones vasopressin, oxytocin, antidiuretic hormone, & corticotrophin-releasing hormone. These hormones stimulate or inhibit the secretion of pituitary hormones.
B.
The hypothalamus plays a part in maintaining homeostasis in the body, regulating such things as temperature control, blood pressure & respiration.
C.
The hypothalamus is also involved in the control of autonomic functions & motor functions.
D.
It controls hunger & thirst, & the intake of food & water. It also regulates fatigue & sleep & wake cycles, as well as controlling defensive behaviors.
【简答题】列车必须具备三个条件: (1)按有关规定编成的 ; (2)挂有牵引本次列车的 ; (3)有规定的
相关题目：
【单选题】______is not controlled by the hypothalamus.
A.
Biological clock
B.
Hunger
C.
Thirst
D.
Writing