皮皮学，免费搜题
登录
搜题
【单选题】
the process of using data collected from a small group to reach conclusions about a large group is calledA.
statistical inference.
B.
the scientific method.
C.
sampling.
D.
descriptive statistics.
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【单选题】The main function of the Starling mechanism under physiological conditions is
A.
Increase cardiac output
B.
Make the heart index drop
C.
Adjust the balance between stroke volume and returning blood volume
D.
Increase ejection fraction
【单选题】Under physiological conditions, which of the following has the greatest impact on systolic blood pressure?
A.
Change in heart rate
B.
Changes in cardiac output
C.
Changes in peripheral resistance
D.
Changes in circulating blood volume
【单选题】Under physiological conditions, the change range of body temperature is generally about ( )℃.
A.
1
B.
2
C.
3
D.
4
【单选题】Under physiological conditions, almost all the contraction patterns of skeletal muscles in the body belong to ( )
A.
isotonic contraction
B.
isometric contraction
C.
single twitch
D.
incomplete tetanus contraction
E.
complete tetanus contraction
相关题目：
参考解析：
知识点：
题目纠错 0
发布
