The heart has two sides: the left side and the right side. Each side of the heart is divided into two parts producing 4 chambers. The upper chambers are called the atriums and the lower chambers are the ventricle. The heart not only has four chambers but also has four valves. The atri...
What are the vessels that carry blood back to the heart? A. Arteries B. Arterioles C. Veins D. Capillaries Blood Vessels: Generally speaking, blood vessels can be categorized according to whether they carry blood to or away from the heart. The oxyg...
Those are the vessels that supply oxygenated blood to the heart. 这些血管能够供应含氧血液到心脏 These plaques grow as we age, 这些斑块会随着我们的年纪增长 sometimes getting chunky, 有时候变大 hardened, 变硬 or enflamed. 或者发炎 Eventually, the plaques can turn into blockages. 最终,斑块会变成...
The heart is the major muscle of the system that is the pumping mechanism and is supported by the help of the many blood vessels which are the transportation system and the blood itself which carries all the necessary nutrients. Answer and Explanation:...
The heart for us is just like the (1)___ for a car. If the engine is broken, the car can not work; similarly, without heart beating, a person can not live.In our body, (2)___systemconveys blood through vessels to and from all parts of the body, carrying nutrients and (3)...
5. What types of blood vessels are in the body?Discuss their structure and function.Blood vessels are of three types: arteries, capillaries,and veins.Arteries transport blood away from the heart. Theyhave think walls composed of an inner endothelium layer(tunica internal), an outer connective ti...
Veins, in their capacity to return blood to the heart, are equipped with a series of one-way valves that ensure blood flows in the correct direction, countering the force of gravity, especially in the legs. 13 While all vessels are essential components of the circulatory system, veins have ...
Coronary heart disease (CHD) is a group of different types of heart disease. Common heart disease symptoms include chest pain, shortness of breath, palpitations, light-headedness, and dizziness. Heart disease has many causes, including genetics, atherosc
Eg:An additional restriction is that vessels must have less than a 190-foot air draft. ②torturous: 形容词;折磨的,痛苦的 Eg:Thirteen torturous days later, after being airlifted to Singapore for medical help, she died. 3. Why do some people refuse to eat animals? 参考答案: I think on ...
结果一 题目 what system of the human body is made up of blood,blood vessels or the heart 翻译并回答 答案 翻译:什么系统是由人体血液、血管、心脏 回答:血液循环系统 相关推荐 1 what system of the human body is made up of blood,blood vessels or the heart 翻译并回答 ...