The nervous system is a highly complex component of an animal, which regulates its behavior and sensory information by transmitting signals from and to different parts of its body. The nervous system senses changes in the environment that affect the body and ...
The anatomy of the lungs is the way that the lungs are structured and the tissues that make them up. The lungs are composed of...
What is the upper respiratory system? Gas Exchange: The respiratory system is the system of organs in mammals and other creatures, like birds, that allows gas exchange to take place. The respiratory system enables the body to inspire oxygen, which is used by the cells for metabolism. ...
1. What is your answer to the question: can we afford to damage the"lungs of the planet"?(Critical Thinking 批判性思维)___ 相关知识点: 试题来源: 解析 1. If we lose the Amazon rainforest, we lose not only the largest ccosystem on carth. but also a part of our humanity. Assuming ...
To start with, physical activity increases the efficiency of your heart and lungs.During exercise, your heart and lungs must work harder.This extra effort makes them grow stronger over the long term. 【拓展】 in the short term从短期...
As the infection travels through your respiratory tract, your immune system fights back. Your lungs and airways swell and become inflamed. This can start in one part of your lung and spread. About 80% of people who have COVID get mild to moderate symptoms. You may have a dry cough or ...
The parasympathetic nervous system (PNS) is one of the two main branches of the autonomic nervous system, the other being the sympathetic nervous system. Together, these systems regulate involuntary bodily functions, including those related to the heart, lungs, digestive system, and more. The PNS...
Free Essay: Peripheral Nervous System- the nervous system outside the brain and spinal cord. Somatic Nervous System- associated with skeletal muscle...
kidneys, the heart and even skin are all organs. A human actually has two circulatory systems: a short loop running from the heart to the lungs and back, called the pulmonary system, and the systemic circulatory system, which runs from the heart to every other part of the body and ...
The different systems of the body interact with and rely upon one another.(Image credit: colematt via Getty Images) Immune:Theimmune systemis the body's defense againstbacteria,virusesand other pathogens that may be harmful. Components of the system include thelymph nodes, which contain infection...