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Your pulse tells you how fast your heart is beating. How fast is your heart beating right now as you read this book? Get a watch with a second hand and count your pulse. How many times does your heart beat in one minute? 你的...
increasing the risk of abnormal electrical activity like ventricularfibrillation(VFib). VFib is the cause of sudden cardiac death. Normally, the heart beats rhythmically, but in VFib, every cell of the ventricle generates its own electrical signal, not allowing a unified beating of the heart...
5. The patient's A stopped beating for a few seconds. A.heart B. ear C. foot D. mouth 相关知识点: 试题来源: 解析 答案见上【答案】A【核心短语/词汇】stop doing sth.:停止做某事【翻译】病人的心脏停止跳动了几秒钟。【解析】A.心脏;B.耳朵;C.脚;D.嘴巴。据stop beating(停止跳动)可知,空...
many women say that the beating of their baby's tiny heart sounds like galloping horses. the embryonic and fetal heartbeat is fast, about 110 to 160 beats per minute. if you hear a whooshing noise, that's not the heartbeat – it's probably because of movement or the monitor traveling ...
单词拆分为 h - ear - t 💡 联想记忆法: 拆分:hear + t = heart 联想:听到(hear)心脏(heart)在跳(t,形似跳动的符号) 🌟 例句 1: I can feel my heart beating fast. 我能感觉到我的心跳得很快。 🌟 例句 2: She drew a heart on the paper. 她在纸上画了一个心形。 🌟 例句 3: The...
When I put my ear on his chest, I could hear his heart still___. A. beating B. to beat C. to be beating D. was beating 相关知识点: 试题来源: 解析 A 注意hear sth.doing 结构。句意:我把耳朵贴到他的胸口上,可以感觉他的心仍在跳动。反馈 收藏 ...
Ventricular fibrillation (V-fib) is technically not a rapid heart rhythm because the heart ceases to beat. In ventricular fibrillation, the ventricles do not have a coordinated electrical pattern and the ventricles, instead of beating, just jiggle or fibrillate. Since the heart doesn't beat, blo...
when the parasympathetic nervous system should dominate (see Fig 2). On the other hand,HRV naturally decreasesduringexercise orstress, when elevated sympathetic activity helps the body keep up with the demand. Thus, HRV is typically higher when the heart is beating slowly, and lower when the he...
In general, if the heart stops beating, in about 4-6 minutes of no blood flow, brain cells begin to die and after 10 minutes of no blood flow, the brain cells will cease to function and effectively be dead. There are a few exceptions to the above. How does the heart work? The ...