Drink a lot of water. Dehydration makes heart palpitations worse. Limit caffeine, sugar, and fat. Try some deep breathing exercises. If these don’t help, you can talk to your doctor about taking a type of drug known as a beta-blocker during your pregnancy. ...
题目What is the main function of the heart? A. To pump blood. B. To digest food. C. To breathe air. D. To think. 相关知识点: 试题来源: 解析 A。本题考查对心脏功能的了解。心脏的主要功能是泵血,将血液输送到身体各个部位,B 选项消化食物是消化系统的功能,C 选项呼吸空气是呼吸系统的功能,...
What is the main function of the heart? A. To filter blood. B. To pump blood. C. To produce blood. D. To store blood. 相关知识点: 试题来源: 解析 B。心脏的主要功能是把血液输送到身体各处,所以答案是 B。A 选项是肾脏的功能;C 选项是骨髓的功能;D 选项是血管的功能。
题目What is the main function of the heart? A. to think B. to breathe C. to pump blood D. to digest food 相关知识点: 试题来源: 解析 C。心脏的主要功能是泵血。选项 A 是大脑的功能;选项 B 是肺的功能;选项 D 是消化系统的功能。
1.What does your heart pump? 2.Which is the nearest star? 3.Which country has the biggest land area? 4.In which ocean is Hawaii? 5.What is the most popular indoor sport in the USA? 6.How many strings does a violin have? 7.Who developed the Theory of Relativity? 8.Which continent...
What is the main function of the heart? A. To pump blood. B. To digest food. C. To filter waste. D. To produce hormones. 相关知识点: 试题来源: 解析 A。本题考查对人体器官功能的基本常识。心脏的主要功能是泵血,将血液输送到身体各个部位,A 选项符合常识。B 选项消化食物是消化系统的功能。
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题目What is the function of the heart? A. To digest food B. To pump blood C. To produce hormones D. To filter waste 相关知识点: 试题来源: 解析 B。解析:心脏的功能是泵血。消化食物是消化系统的功能,A 错误;产生激素是内分泌系统的功能,C 错误;过滤废物是肾脏的功能,D 错误。
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"In addition to providing a new understanding of what makes our hearts pump, these findings could also help researchers uncover new information about how heart disease affects the signal pathways in our hearts. That might pave the way to find ways to prevent or reverse those changes," says Gra...