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The rhythmic beating of the heart pushes blood through the cardiovascular system in a circular direction. Blood circulation is a scientific concept proposed by Harvey in England in 1628 based on a large number of experiments, observations, and logical reasoning. However, due to the conditions at the time, he did not fully understand how blood flowed from arteries to veins.
In 1661, Malpigi, Italy, discovered the capillaries between arteries and veins under a microscope, thus completely proving Harvey's correct inference. In the process of evolution of animals, the forms of blood circulation are diverse. The circulatory system is composed of open and closed types; There are single cycle and double cycle pathways.
Human blood circulation is closed, and it is composed of two pathways: systemic circulation and pulmonary circulation. Blood ejects from the left ventricle and flows through the aorta and its branches at all levels to the capillaries of the whole body, where it exchanges substances with interstitial fluid, supplies oxygen and nutrients to tissue cells, transports carbon dioxide and metabolites, and turns arterial blood into venous blood; It then flows back to the right atrium through the confluence of the veins at all levels to form the superior and inferior vena cava, and this cycle is called systemic circulation. Blood ejects from the right ventricle and flows through the pulmonary artery to the pulmonary capillaries, where it exchanges gas with alveolar air, absorbs oxygen and excretes carbon dioxide, and venous blood becomes arterial blood; It then flows back to the left atrium through the pulmonary veins, and this cycle is called the pulmonary circulation.
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Hello, hemangioma is a benign tumor, generally speaking, it is not life-threatening, unless a relatively large hemangioma ruptures and bleeds. The most common site of occurrence is a hemangioma on the surface of the body. There are also hemangiomas in internal organs and other parts, such as common hemangiomas such as liver and spleen.
If the growth is greater than five centimeters, surgery or intervention can be considered, and hemangiomas located in **, such as the face and other parts of the hemangioma can also affect the appearance**.
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There are many universities that liberal arts students can apply for, and the liberal arts universities with better economics and management include Peking University, Fudan University, Nankai University, etc.; Liberal arts universities with good foreign languages include Beijing University of Foreign Chinese and Shanghai Foreign Chinese University. The liberal arts universities with better normal education include Beijing Normal University, East China Normal University, etc.
University of Economics and Management.
985: Peking University, Tsinghua University, Chinese Renmin University, Fudan University, Sun Yat-sen University, Xiamen University, Nankai University, Wuhan University, etc.
211: Shanghai University of Finance and Economics, University of International Business Economics, University of Finance and Economics, Southwestern University of Finance and Economics, Zhongnan University of Economics and Law, etc.
Non-211: Dongbei University of Finance and Economics, Capital University of Economics, Shanghai University of International Business and Economics, etc.
Foreign language university.
985: Peking University, Tsinghua University, Nanjing University, Fudan University, etc.
211: Beijing University of Foreign Chinese, Shanghai Foreign Chinese University.
Non-211: Guangdong University of Foreign Studies, Beijing Second University of Foreign Chinese, Xi'an University of Foreign Chinese, Dalian University of Foreign Chinese, Sichuan University of Foreign Chinese, Tianjin University of Foreign Chinese, etc.
University of Political Science and Law.
985: Peking University, Tsinghua University, Chinese Renmin University, Wuhan University, Jilin University, Xiamen University, Nanjing University, Shanghai Jiao Tong University, etc.
211: China University of Political Science and Law, Zhongnan University of Economics and Law.
Non-211: East China University of Political Science and Law, Southwest University of Political Science and Law, etc.
Normal University.
985: Beijing Normal University, East China Normal University.
211: Central China Normal University, Northeast Normal University, Shaanxi Normal University, Southwest University, Nanjing Normal University, South China Normal University, Hunan Normal University. University of Journalism and Communication.
985: Peking University, Tsinghua University, Chinese People's University, Fudan University, Wuhan University, Huazhong University of Science and Technology, Sichuan University, Shanghai Jiao Tong University, Zhejiang University, etc.
211: Communication University of China, Jinan University, etc. Expedited Customs Clearance Program ACCA's Global Private Classes College Students' Employer Express Program Weekend Face-to-face Classes Winter and Summer Vacation Crash Classes Other Courses.
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How to prepare for the college entrance examination, and whether there is confusion about choosing a college or a major first, looking at the score or considering the city first? How to prepare for independent enrollment? How to choose a college major?
How to apply for the college entrance examination? Teacher Chen Sheng will evaluate the suitable majors and universities for children for free, and teach you to fill in the college entrance examination for free!
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On the whole, medical schools mainly recruit science students, but with the development of the medical field, there are many interdisciplinary disciplines and majors related to medicine. At present, most of the medical schools are in comprehensive universities, and there are also individual independent medical schools.
(1) Public utilities management (health undertakings).
The program aims to cultivate talents with modern management theories, techniques and methods, familiar with medical and health knowledge, mastering the basic characteristics and operation rules of health management, familiar with relevant laws, and able to engage in health management in medical and health institutions and health administrative departments at all levels. Specialized courses include Health Management, Introduction to Preventive Medicine, Quantitative Management Analysis, Applied Statistics, Hospital Management, Epidemiology, Health Statistics, Health Law, Health Economics, etc.
(2) Medical jurisprudence
This major aims to cultivate talents who can engage in legal and related management work, medical dispute litigation and mediation in judicial departments such as courts and procuratorates, legal service institutions such as law firms, party and government organs, medical institutions and other departments. The main courses include Jurisprudence, Chinese Legal History, Constitutional Law, Civil Law, Commercial Law, Criminal Law, Economic Law, International Law, Administrative Law, Administrative Litigation Law, Health Law, Medical Law, Medical Arbitration and Litigation, Introduction to Basic Medicine and Introduction to Clinical Medicine.
(3) Medical English and Media
This major aims to cultivate talents with a solid foundation and application skills in the English language, knowledge of medical sciences and humanities, and the ability to skillfully use English and medical professional knowledge to engage in foreign affairs, translation and interpretation, English editing, teaching and scientific research in the fields of medicine, public health, medical information management, medical English education, international exchanges, health media, etc. The main courses include Advanced English, English-speaking Culture, Chinese Culture, Linguistics, Interpretation, Introduction to Basic Medicine, etc.
(4) Medical information management
This major aims to cultivate interdisciplinary senior professionals with the theoretical foundation of modern management, medical and health knowledge, computer science and technology knowledge and application ability, and mastery of information management and analysis. Mainly study the basic theories and basic knowledge of medicine, pharmacy, management, information resources management, computer and information systems. Compulsory courses: Basic Medicine, Clinical Medicine, Preventive Medicine, Fundamentals of Pharmacy; Principles of Management, Fundamentals of Information Management, etc.
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Peking Union Medical College - i.e., Tsinghua University, Peking Union Medical College, for the prevention and control of cardiovascular diseases, is the largest in the country. Fudan University, Huazhong University of Science and Technology Tongji Medical College also has strong strength in cardiovascular disease technology.
The other leading specialties are distributed as follows:
Sichuan University (Western Medical University): Stomatology;
Department of Internal Medicine (Respiratory Diseases), ** Diseases and Sexually Transmitted Diseases, China Medical University;
Shanghai Jiao Tong University: Plastic Surgery;
Radiology, Soochow University;
Traditional Chinese Medicine, Nanjing University of Science and Technology: Traditional Chinese Medicine.
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I'm telling the truth.
Two Best Civil Engineering Universities:
Xi'an University of Architecture and Technology, Taiyuan University of Technology.
Shenyang Jianzhu University, Xi'an Institute of Technology, Shandong University, Science and Technology.
Two Best Universities for Chinese Medicine:
Harbin Medical University.
Chongqing Medical University, Hebei Medical University.
Shenyang Pharmaceutical University >.
University of South China, Qingdao University Reference.
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Zhejiang University School of Medicine, Wenzhou Medical College, Zhejiang University, Traditional Chinese Medicine.
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Recommend Fudan University, Peking University, Fuwai Hospital of the Academy of Medical Sciences, and Anzhen Hospital of the First Hospital.
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Cardiology is not bad now, and the cardiovascular department has developed to a very mature stage, but it is internal.
The direction of each subspecialty is different. For example, Hu Dayi's Beijing People's Hospital is better at radiofrequency ablation, and the cardiovascular departments of the affiliated hospitals of other universities are not bad.
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