首页
登录
职称英语
Fifty volunteers were alphabetically divided into two equal groups, Group A
Fifty volunteers were alphabetically divided into two equal groups, Group A
游客
2025-01-22
15
管理
问题
Fifty volunteers were alphabetically divided into two equal groups, Group A to participate【C1】______a 7-week exercise program, and Group B to avoid【C2】______exercise of any sort during those 7 weeks. On the day before the exercise program began, all 50 men participated in a step-test. This【C3】______of stepping up and down on a 16-inch bench【C4】______30 steps a minute for 5 minutes. One minute after completion of the step-test the pulse【C5】______of each subject was taken and recorded. This【C6】______as the pretest for the experiment. For the next 7 weeks, subjects in the experimental group(Group A)rode an Exercycle(a motor-driven bicycle-type exercise machine)for 15minutes each day. The exercise schedule【C7】______for riders to ride relaxed during the first day’s ride,【C8】______holding on to the handle bars and foot pedals【C9】______the machine moved.【C10】______, for the next 3 days, they rode relaxed for 50 seconds of each minute, and pushed, pulled, and pedaled actively for 10 seconds of each minute. The ratio of active riding was【C11】______every few days,【C12】______by the third week it was half of each minute, and by the seventh week the riders were【C13】______15 solid minutes of active riding.
【C14】______end of the 7 weeks, the step-test was again【C15】______to both groups of subjects, and their pulses taken. The post-exercise pulse rates of subjects in the experimental group【C16】______found to have decreased a(n) 【C17】______of 30 heart beats per minute, with the lowest decrease 28 and th highest decrease 46. The pulse rates of subjects in the control group【C18】______the same or changed no more than 4【C19】______, with a(n) 【C20】______difference between the initial and final tests of zero. [br] 【C5】
选项
A、speed
B、percentage
C、proportion
D、rate
答案
D
解析
pulse rate(生理)脉搏率。另外,文章最后一句话也提到了该词组。
转载请注明原文地址:https://tihaiku.com/zcyy/3923388.html
相关试题推荐
Twogroupsofpeoplearecomparedinthethirdstudy.TheyarepeopleA、withless
Fiftyvolunteerswerealphabeticallydividedintotwoequalgroups,GroupA
Fiftyvolunteerswerealphabeticallydividedintotwoequalgroups,GroupA
Fiftyvolunteerswerealphabeticallydividedintotwoequalgroups,GroupA
Fiftyvolunteerswerealphabeticallydividedintotwoequalgroups,GroupA
Fiftyvolunteerswerealphabeticallydividedintotwoequalgroups,GroupA
Fiftyvolunteerswerealphabeticallydividedintotwoequalgroups,GroupA
Fiftyvolunteerswerealphabeticallydividedintotwoequalgroups,GroupA
Fiftyvolunteerswerealphabeticallydividedintotwoequalgroups,GroupA
Fiftyvolunteerswerealphabeticallydividedintotwoequalgroups,GroupA
随机试题
Fordecades,thetelevisionwastheflagshipofanyconsumer-electronicspro
UsingYourTumble-Drier(滚筒烘干式洗衣机)ControlsTimer(计时器)Con
Throughouthistorythebasicunitofalmosteveryhumansocietyhasbeenthe
A
下列哪几种情形应按假药论处A.变质的。被污染的 B.国务院药品监督部门规定禁止
注册商标有效期满,需要继续使用的,商标注册人应当在期满前()内按照规定办理续
女性,55岁,白带多,接触性出血3月余,3年前曾因宫颈糜烂行宫颈冷冻治疗,妇科检
患者男,32岁。胸部撞伤后30分钟,自觉右胸疼痛。查体:脉搏80次/分,血压12
一旦发生心室颤动应立即给予的处理是<P>A.刺激咽部引起呕吐反射<br>B.按压
()是指用某客户的应收款冲抵某供应商的应付款项。A、应收冲应收 B、预收冲应收
最新回复
(
0
)