tachycardia

简明释义

英[ˌtækɪˈkɑːdɪə]美[ˌtækɪˈkɑrdɪə]

n. [内科] 心动过速；心跳过速

英英释义

单词用法

同义词

反义词

例句

1.Objective: To explore the clinical feature and cause of paroxysmal atrial tachycardia .

目的：探讨短阵房性心动过速的临床特点和发生原因。

2.Myocardial repolarization of abnormality was in assiociation with sinus tachycardia.

复极异常与窦性心动过速发生时间一致。

3.Objective To evaluate the effect of perindopril on ventricular tachycardia in rabbits with cardiac hypertrophy.

目的观察培垛普利对兔肥厚心肌室性心律失常的保护作用。

4.Radiofrequency Catheter Ablation for Idiopathic Ventricular Tachycardia of Atypical Site.

特殊部位特发性室性心动过速的射频消融。

5.Objective To investigate the mechanism of atrial tachycardia and the results of radiofrequency ablation.

目的探讨房性心动过速的发生机制和射频消融结果。

6.Fine, what explains the fever and persistent tachycardia?

好吧什么能解释发烧和持续的心动过速?。

7.The tachycardia was noninducible and the bi-directional block developed after ablation.

消融后通过起搏标测判定峡部已达完全双向阻滞。

8.Patients with MCA/MR with bradycardia-tachycardia syndrome pose a unique challenge to the anesthesiologist.

患有MCA/MR和心搏徐缓-心搏过速综合征的患者为麻醉医师提出独特的挑战。

9.Objective: to expound the mechanism of Valsalva maneuver to treat supraventricular tachycardia.

目的：为阐明瓦氏动作在终止室上速过程的作用机制。

10.During the marathon, many runners experienced tachycardia (心动过速) due to physical exertion.

在马拉松比赛中，许多跑步者因体力消耗而经历了tachycardia（心动过速）。

11.The emergency room staff monitored the patient's tachycardia (心动过速) closely.

急救室的工作人员密切监测患者的tachycardia（心动过速）。

12.The doctor explained that tachycardia (心动过速) can be caused by stress or anxiety.

医生解释说，tachycardia（心动过速）可能是由压力或焦虑引起的。

13.The patient was diagnosed with tachycardia (心动过速) after experiencing palpitations.

患者在经历心悸后被诊断为tachycardia（心动过速）。

14.After drinking too much caffeine, she felt a sudden onset of tachycardia (心动过速).

饮用过多咖啡因后，她感到突然出现了tachycardia（心动过速）。

作文

Tachycardia is a medical term that refers to an abnormally fast heart rate, typically defined as a resting heart rate of over 100 beats per minute. This condition can be caused by a variety of factors, ranging from physical exertion to emotional stress and underlying health issues. Understanding tachycardia (心动过速) is crucial for recognizing potential health risks and seeking appropriate medical attention.The human heart is a remarkable organ that functions as the body’s pump, circulating blood and delivering oxygen to tissues. Under normal circumstances, the heart beats at a rate that is suitable for the individual’s activity level. However, when the heart rate exceeds the normal range, it can lead to complications. Tachycardia (心动过速) can manifest in various forms, including atrial fibrillation, ventricular tachycardia, and sinus tachycardia, each with its own implications and treatment protocols.One of the most common causes of tachycardia (心动过速) is exercise. During physical activity, the body requires more oxygen, prompting the heart to pump faster. This is a natural response and is not usually a cause for concern. However, when individuals experience rapid heart rates at rest or without any apparent reason, it may indicate an underlying problem that needs to be addressed.Emotional stress is another significant factor that can trigger tachycardia (心动过速). Situations that evoke anxiety or panic can lead to an increase in heart rate due to the release of stress hormones such as adrenaline. While this response is temporary, chronic stress can contribute to long-term heart issues if not managed effectively.Medical conditions such as hyperthyroidism, anemia, and heart disease can also lead to tachycardia (心动过速). Hyperthyroidism, for instance, involves an overactive thyroid gland that accelerates metabolism and heart rate. Anemia, characterized by a deficiency of red blood cells, forces the heart to work harder to deliver oxygen throughout the body, resulting in a faster heartbeat.Recognizing the symptoms of tachycardia (心动过速) is essential for timely intervention. Symptoms may include palpitations, dizziness, shortness of breath, and chest pain. If these symptoms occur frequently or are severe, it is vital to consult a healthcare professional for evaluation and management. Diagnostic tests, such as electrocardiograms (ECGs) and Holter monitors, can help determine the specific type of tachycardia (心动过速) and its underlying causes.Treatment for tachycardia (心动过速) varies depending on the cause and severity. In some cases, lifestyle changes such as reducing caffeine intake, managing stress, and increasing physical activity can effectively lower heart rates. Medications may also be prescribed to control heart rate and rhythm, while more severe cases might require procedures like catheter ablation or the implantation of a pacemaker.In conclusion, understanding tachycardia (心动过速) is vital for maintaining cardiovascular health. By recognizing the signs and symptoms, individuals can take proactive steps towards managing their heart health and seeking appropriate care when necessary. Awareness of this condition empowers people to make informed decisions about their health, ultimately leading to better outcomes and improved quality of life.