Friday, December 6, 2019

Oxygen Sensing and Homeostasis Physiology

Question: Discuss about the Oxygen Sensing and Homeostasis Physiology. Answer: Introduction: Homeostasis is an important phenomenon that helps to regulate and maintain the internal environment of the body against the fluctuations of the external environment and weather conditions (Hall 2015). The respiratory system and the cardiovascular system help to maintain homeostasis. The heart, blood and blood vessels maintain homeostasis by transporting essential gases, maintaining body temperature and blood pH. It also helps to fight against infections by producing antibodies. The respiratory system also helps in maintaining homeostasis by exchange of gases between the atmospheric air, blood and in tissues (Sherwood 2015). It also helps to adjust the blood pH levels. Moreover, the cardiovascular and respiratory system work in coordination in maintaining homeostasis and this interaction is vital for existence. The respiratory and cardiovascular system helps in maintaining bodys internal temperature by supplying oxygen and eliminating carbon dioxide. The respiratory system helps in gaseous exchange by in taking oxygen and eliminating carbon dioxide. In addition, the cardiovascular system transports these gases via blood to the lungs and the body cells. If somehow, this interaction fails, it would disrupt the homeostasis of the body. This interaction is important as the failure would lead to rapid death of cells due to starvation. This starvation occurs due to deficiency of oxygen and there is rapid building of waste materials. The respiratory system also functions in regulating blood pH and helps the body to get rid of heat and water present in exhaled air (Rizzo 2015). This area of contact helps the body to constantly renew and replenish the encompassed internal fluid environment and by nourishing the body cells. The respiratory and circulatory system work in coordination to ensure that the body tissues and organs receive sufficient oxygen. The oxygen is vital for the cellular activities and this oxygen is inhaled and passes to lungs. The lungs then transfer it to blood and circulated by heart to the body. Similarly, the both systems work in coordination to remove carbon dioxide from the body which is an essential metabolic waste. The heart is the location where the respiratory and the circulatory system interact to exchange the gases and circulate to the whole body. Both systems interact together to transport oxygen to tissues and to eliminate carbon dioxide that is a vital process in maintaining homeostasis. The process of gaseous exchange is related to both the systems and in maintaining homeostasis (Prabhakar and Semenza 2015). The interaction between the systems is very important for homeostasis and one cannot perform its homeostatic role without the other. The heart cannot pump blood without the lungs and in turn cannot operate the cardiovascular system. Therefore, it is important for the lungs to be in a healthy condition to perform the homeostasis by interacting with cardiovascular system. Also, the heart could fail if there is insufficient oxygen reaching the heart failing to exchange gases and maintain bodys internal environment. When the heart receives deoxygenated blood in more amounts, the pulmonary arteries pumps it to lungs. Then, the lungs expand and receive fresh air that is received by the lungs and this oxygenated blood is transferred to the heart and it pumps to the whole body (Chiras 2013). Therefore, it can be concluded that the cardiovascular system and the respiratory system work in interaction to maintain homeostasis by exchange of gases and this interaction is vital for life. References Chiras, D.D., 2013.Human biology. Jones Bartlett Publishers. Hall, J.E., 2015.Guyton and Hall textbook of medical physiology. Elsevier Health Sciences. Prabhakar, N.R. and Semenza, G.L., 2015. Oxygen sensing and homeostasis.Physiology,30(5), pp.340-348. Rizzo, D.C., 2015.Fundamentals of anatomy and physiology. Cengage Learning. Sherwood, L., 2015.Human physiology: from cells to systems. Cengage learning.

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