What is the function of the horse's large lungs? A.It needs large lungs to take in lots of air when it runs.B.It needs large lungs to take in lots of water when it runs.C.It needn't large lungs to take in lots of air when it runs. 答案 A考查绘本的理解。马在奔跑的时候需要大...
What is the breathing process of the respiratory system? How does the respiratory system work with the skeletal system? How do the lungs work in human body? What are the structures of the respiratory system? What are the functions of the lower respiratory tract?
At what level of the respiratory system is the body able to exert the greatest level of overall control over airway resistance through bronchodilation and bronchoconstriction? The FVC is the most ___ performed pulmonary function measurement. How does the size of the lungs affect exercise perform...
How do the lungs function within the excretory system? What are the functions of cells in a lung? Describe the structure and function of the respiratory system. How does the circulatory system work? How does your muscle system work with the circulatory system?
What Is the Larynx? The larynx or voice box serves to permit speech and allow air to pass into the lungs while blocking food and drink from entering. The larynx, or voice box, is a part of the upper respiratory tract that is a flexible tube where air passes between the back of the ...
Blood is a vital part of the human body. Do you know what functions it has? Work in pairsand tick the possible answers.A. It picks up oxygen in our lungs and carries it to the cells.B. It carries food from our stomach to all parts of the body.C. It helps produce energy.D. I...
the heart tilts slightly toward it. Each lung is made up of muscular tissues, bronchus, blood vessels, lymphatic vessels and other nerve endings. The main function of the lungs is to take in oxygen from the atmosphere and release carbon dioxide from the bloodstream, back into the atmosphere....
The pulmonary vein is a blood vessel that carries oxygen-rich blood from the lungs to the heart. There are four pulmonary veins...
Even so, the nicotine in cigarettes has a powerful effect on the body for a few reasons. For one thing, while some drugs pass through the body largely without being absorbed, nicotine inhaled into the lungs is absorbed almost completely. ...
is carried through the lungs in a process called pulmonary circulation. The oxygenation of the blood is one of the primary functions of the respiratory system. Air inhalation is begun by contractions of the diaphragm muscle, allowing therib cageto expand and causing suction in the chest that ...