Arrows, A,B, C and D, represent the flow of blood to the various parts of the body.Lungs AC Heart BD All parts of the body Which one of the following bar graphs shows the amount of oxygen in the different blood
33. The diagram below shows how blood flows in certain parts of the human body. W,X, Y and Z represent blood vessels. The arrows show the direction in which blood flows.Z lungs一W YX一heart large intestine(a) The blood at Y contains a greater amount of carbon dioxide than at X. It...
The network of blood vessels in the human body is such that it connects all the organs of the body to the heart. The main function of the blood vessels is to transport oxygenated blood from the heart to the rest of the body (via the lungs), and collect deoxygenated blood from the diff...
The system of blood vessels in the human body measure about 60,000 miles (96,560 kilometers). Arteries carry oxygen-rich blood from the heart through the body. Veins carry oxygen-poor blood back to the heart. The superior vena cava carries oxygen-poor blood into the heart. The aorta carr...
The heart pumps blood through a system of blood vessels called the circulatory system. Blood vessels are of three types: arteries, capillaries, and veins. These blood vessels carry blood to and from the heart. The heart continuously pumps blood, which flows throughout the body via blood vessels...
amount of oxygen in four blood samples taken from different parts of the blood vessels in the human circulatory system.Amount of oxygen Blood R S T U vessels(c) Which blood sample, R, S, T or U, is most likely taken from the blood vessel which carries blood from the heart to the ...
13. The diagram below shows the direction of blood flow in some parts of the human body.P other parts of lungs heart the body QThe bar chart below shows the amount of carbon dioxide in four blood samples taken from different blood vessels in the human circulatory system.6 0 0 00Blood ...
How does the human brain function? The human brain is the control center of the body. Neurons, which are cells within the brain, send and receive chemical and electrical messages within the brain itself and between the brain and the rest of the body. What are the parts of brain and their...
百度试题 结果1 题目18 The diagram shows the human heart and main blood vessels.lungs Xrest of body What is the blood vessel labelled X?C A aorta B pulmonary artery C pulmonary vein Dvena cava 相关知识点: 试题来源: 解析 C 反馈 收藏 ...
31 E Below is a diagram of the human digestive system.Digestion of food begins at body part A. Digestion is completed at body part B and enters the blood vessels.(a) Label A and B in the correct box.(1m)(b) Describe what takes place in the large intestine.(1m) ...