Van Aardt, W.J. 2010 . Quantitative aspects of oxygen and carbon dioxide exchange through the lungs in Ocypode ceratophthalmus (Crustacea: Decapoda) during rest and exercise in water and air. African Journal of Aquatic Science 35: 73 – 80 ....
A. Digestion. B. Respiration. C. Filtration. D. Production. 相关知识点: 试题来源: 解析 B。解析:“The lungs are also essential. They take in oxygen and release carbon dioxide. This process is called respiration”,肺吸入氧气并排出二氧化碳的过程叫做呼吸作用。反馈 收藏 ...
The lungs are responsible for taking in oxygen and getting rid of carbon dioxide___respiration. A. during B. in C. on D. at 相关知识点: 试题来源: 解析 A。“during”表示“在……期间”;“in”一般表示在某个范围或空间内;“on”表示在……上面;“at”表示在某个具体的地点或时间点。在呼吸...
The short answer is it's not. Pure oxygen can actually can be harmful and sometimes even toxic. To understand why, let's first explain some details about how your lungs work. Your lungs are made up of a long series of tubes that branch from your nose and mouth (from your trachea to ...
When the blood takes the air back to the lungs, the air has changed. There is a lot more carbon dioxide in that air. This air goes from the lungs to the windpipe. It goes up the windpipe and out through the nostrils. We breathe out carbon dioxide. 必背词汇 练习 1. Answer each ...
Plants are called the lungs of the earth because they produce ___. A. oxygen B. carbon dioxide C. nitrogen D. hydrogen 相关知识点: 试题来源: 解析 A。植物被称为地球之肺是因为它们产生氧气。B 选项 carbon dioxide(二氧化碳)是植物呼吸作用产生但不是主要被称为地球之肺的原因;C 选项 nitrogen...
Blood brings oxygen and nutrients to all the parts of the body so they can keep working. Blood carries carbon dioxide and other waste materials to the lungs, kidneys, and digestive system to be removed from the body.Blood also fights infections, and carries hormones around the body.Red blood...
The primary function of the respiratory system is to take in oxygen and eliminate carbon dioxide. Inhaled oxygen enters the lungs and reaches the alveoli. The layers of cells lining the alveoli and the surrounding capillaries are each only one cell thick and are in very close ...
The term “functional residual lung capacity” (FRC) is the volume of air present in the lungs at the end of passive expiration. At FRC, the opposing elastic recoil forces of the lungs and chest wall are in equilibrium and there is no exertion by the diaphragm or other respiratory muscles...
22. Air entering human lungs contains approximately 21% oxygen and 0.04% carbon dioxide Which row shows the concentrations of these gases in air leaving the lungs?percentage of percentage of C oxygen carbon dioxide in expired ain in expired ain A 4 21.0 B 12 4.0 C 16 4.0 D 20 0.4 相关...