Quite a lot, actually. Today we’re going to talk about what an ECG is, the basics of how it works, and what exactly it shows clinicians about a person’s heart. What is an ECG? Let’s start off with the most basic question: what is an ECG? The simplest answer is that it’s ...
of the (4)___.The heart hasfour chambers: two on the right and two on the left. Two upper chambersare called (5)___(one is an atrium). Two lower chambersare called ventricles. The heart pumps by expanding and contracting of cardiac muscle.How does...
根据“A lonely child can sit on it. Then others will know he or she is in need of a friend.”可知,伙伴长椅的目的是帮助孤独的学生找到朋友。故选B。 (2)题详解: 细节理解题。根据“To make it happen, she collected 725 kilograms of bottle caps.”可知,Vance通过收集瓶盖来制作伙伴长椅。故...
The data we've collected brings to light the strong correlations between heart health and brain health and makes it an easy story to tell—what's good for the heart is good for the brain." Over the past several years, the American Heart Association has supported more than $46 million in...
This is called coronary heart disease and it can cause chest pain. The plaque can also cause a blood clot that blocks blood flowing to your heart, which may lead to a heart attack. By keeping an artery open, stents lower your risk of chest pain. They can also treat a heart attack ...
(局促不安)to be seen with my father.He was severely crippled(破的)and very short,and when we 1 walk together,his hand on my arm for 2 ,people would 3 .I would inwardly squirm(局促不安)at the unwanted attention.But as we started out,he always said,“You set the pace.I will try ...
1.【答案】me【解析】句意:对我来说,它是看到需要朋友的人。根据句意可知,此处要表达“我”这一含义,又因为介词“for(对...来说)”后面跟宾格,所以填me。2.【答案】seats【解析】句意:这些长椅是座位。根据句意可知,此处要表达“座位”这一含义,又因为“thesebenches(这些长椅)”是复数,所以填seats。
根据下文“Then others will know he or she is in need of a friend.”可知,一个需要朋友的孩子可以坐在那个椅子上,也就是说坐在那个椅子上的孩子是孤单的,是需要朋友的;据此可以推断,划线单词“lonely”意为“孤单的”。故选C。 (2)题详解: 细节理解题。根据第二段“A lonely child can sit on it...
Predicting whether a person, who's never had atrial fibrillation or stroke from the ECG, whether that's going to likely occur. Diabetes, a diagnosis of diabetes and prediabetes, from the cardiogram. The filling pressure of the heart. Hypothyroid...
I am having a party for my dog’s eleventh birthday. (dynamic: used as part of phrase; voluntary)He is nice to everyone. (stative: expresses an ongoing state or personality trait; involuntary)He was just being nice to everyone to get a promotion. ...