This is found in organs such as the stomach, the bladder(膀胱), the lungs and the eyes.说明smooth muscle可以在眼部被发现,故当我们闭眼睛的时候,我们要拥到smooth muscle。故A正确。2.D 细节题。根据文章最后一句Cardiac muscles have striations, just like skeletal muscles do. 说明这两种肌肉都有...
The Human Body: Lungs (Enhanced eBook)Greathouse, Lisa
百度试题 结果1 题目What is the largest organ in the human body? A. Heart B. Lungs C. Liver D. Skin 相关知识点: 试题来源: 解析 D 反馈 收藏
4 The lungs and the kidneys are excretory organs of the human body.(a)(i) Define the term excretion..[3](ii) State an excretory product that is passed out through the lungs.[1](iii) Outline the role of the liver in excretion.◆.[3] ...
change to a significant degree. When the body requires greater volumes of air entering the lungs, such as during exercise, the bronchioles dilate to permit greater airflow. In response to dust or other environmental pollutants, the bronchioles can constrict to prevent the pollution of the lungs....
How many quadrants are there in the human body? a. 2 b. 3 c. 4 d. 9 e. 12 What is the organ shared with the respiratory system? How many different cells make up the human body and how do they differ from hair cells? How do sheep lungs differ from human lungs?
The human body is made up of many different organs. The heart pumps blood throughout the body. What is the main function of the lungs? A. To digest food. B. To pump blood. C. To breathe in oxygen and breathe out carbon dioxide. D. To store water. ...
The sternum: The sternum — or breastbone — protects your heart, lungs and portions of your major arteries from external forces. The sternum starts off as different sections that fuse over time into one unified piece. The sternum also provides stability to the ribs. ...
Blood Supply and Nervous Innervation of the Lungs The blood supply of the lungs plays an important role in gas exchange and serves as a transport system for gases throughout the body. In addition, innervation by the both the parasympathetic and sympathetic nervous systems provides an important lev...
Therespiratory systemprovides the body with oxygen via a gas exchange between air from the outside environment and gases in the blood. The major respiratory structures include thelungs, nose, trachea, and bronchi. Skeletal System SCIEPRO / Getty Images ...