The usefulness of this diagnostic tool is dependent on being able to correctly interpret the results. Gcse pe revision after studying this section you should be able to describe how atp supplies muscles with energy and understand the terms aerobic and anaerobic. The types of guidance including verbal, visual, manual. Arterial blood gas analysis is an essential part of diagnosing and managing a patients oxygenation status and acidbase balance. This debt is equivalent to the total amount of oxygen required to oxidise the lactic acid formed from this process into carbon dioxide and water. Sometimes referred to as oxygen debt now an outdated term, epoc refers to the amount of oxygen. Takes time for aerobic system to prepare to utilise oxygen efficiently to increase q, o2 extraction, vasodilation, temperature what factors influence amount of oxygen deficit. Study 49 gcse chemistry core flashcards from zohaib a. The additional oxygen that must be taken into the body after vigorous exercise to restore all systems to their normal states is called oxygen debt hill 1928. Krogh and lindhard were the first who measured and described oxygen debt r and oxygen deficit d in 191914. Oxygen debt oxygen debt, as per dorlands medical dictionary for health consumers, is the oxygen that must be used in the oxidative energy processes after strenuous exercise to reconvert lactic acid to glucose and decomposed atp and creatine phosphate to their original states oxygen debt. The bohr model the electron in a hydrogen atom travels around the nucleus in a circular orbit.
It is the amount of oxygen consumed during recovery above that which normally would have been consumed at rest in the same period of time. The lungs are situated in the thoracic chamber which is anatomically an airtight chamber. The effect of exercise intensity and duration on the. Aspects of these costs include the bulk of multimedia content on this site, how big is the website. The contractor is responsible for the location of all utilities and must have all utilities located prior to commencing any excavation. On historical household budgets brian ahearn, nicola. When a period of exercise is over, lactic acid must be removed.
Over time the oxygen consumption levels out to a steadystate. Pearson edexcel level 1level 2 gcse 9 1 in physical education 1pe0. However, you cannot live forever without oxygen, and the sooner the debt is repaid the better. Ideal student text book for all aspects of the igcse pe course. The anaerobic respiratory system during exercise aerobic and. The wjec eduqas gcse physical education specification is broad, coherent and. Respiration graphs and oxygen debt bbs biology revision. Aqa gcse biology effects of exercise oxygen debt lesson. Oxnotes service is associated with significant costs, but this website will always be free. Time allowed 45 minutes instructions use black ink or black ballpoint pen. Including keywords, starter, lesson plan and powerpoint.
Mar 14, 2017 oxygen debt is a term used my medics about time when body spend more energy then it can by normal functioning. Make sure you explain that it is because of the process of respiration this releases energy for the cells to contract. Strenuous exercise uses up all atp stores and causes a buildup of lactic acid. This lactic acid is the byproduct of anaerobic respiration in animals i. How teachers and students can make the quick transition to online learning.
It can take 2 hours or more if you dont warm down with gentle exercise. Originally used for aqa gcse biology old specification but could be easily adapted. We also have many plans for oxnotes future, which require funding through visitors viewing the adverts. Here is an extract from the a z handbook for pe, 3 rd edition, p. Lactic acid is a byproduct of exercising without using oxygen anaerobically. Oxygen debt definition of oxygen debt by the free dictionary. Exchange part is the site of actual diffusion of o 2 and co 2 between blood and atmospheric air. The energy that is stored in atp comes from the reaction between glucose and oxygen. Home gcse study tools physical education gaseous exchange. Heinemann educational publishers, oxford isbn 0 435 50629 3. On historical household budgets brian ahearn, nicola amendola, and giovanni vecchi u n i v e r s i t y o f o x f o r d discussion papers in economic and social history number 144, june 2016. Flow of financial documents flashcards in gcse business.
In historical contexts the term oxygen debt was popularized to explain or perhaps attempt to quantify anaerobic energy expenditure, particularly as regards lactic acidlactate metabolism. Interpret the oxygenation state of a patient using the reported arterial blood gas pao2 value. Oxygen deficit and oxygen debt by nanna larsson on prezi. During muscular exercise, blood vessels in muscles dilate and blood flow is increased to increase the available oxygen supply. Identify the relationship between oxygen saturation and pao2 as it relates to the oxyhemoglobin dissociation curve. Book description target success in aqa gcse 91 business with this proven formula for effective, structured revision. Oxygen debt article about oxygen debt by the free dictionary. Liver converts lactic acid back to glucose which needs oxygen. Gcse economics revision notes oxnotes gcse revision. This has a revision and exam technique starter and embedded videos are replaced with youtube links. The effect of exercise intensity and duration on the oxygen. Heart rate increases too to push the blood around the body faster if not. Learn vocabulary, terms, and more with flashcards, games, and other study tools. The oz deficit, 8 h excess postexercise oxygen consumption epoc and epoc.
Sep 14, 2008 this is what causes your muscles to ache and cramp. Similarly, there is a correlation between oxygen debt produced as a result of effort and the effect of high altitude hypoxia. Anaerobic respiration occurs when there is no oxygen available and so produces an oxygen debt. After exercise, the oxygen is paid back oxygen debt. Journal entry oxygen debt oxygen debt oxygen debt as. Covering the following topics recap of blood vessels introduction to diffusion and gas exchange why gas exchange is efficient role of haemoglobin contains a mix and match task as well. If anaerobic activity takes place over a long period of time, the muscles soon become exhausted. The information is laid out in short blocks so that it is easy to read and remember. The amount of extra oxygen required by muscle tissue during recovery from vigorous exercise. In other words, to cancel out the debt of oxygen owed. Jun 02, 2017 definition from wiktionary, the free dictionary. Flow of financial documents flashcards in gcse business studies.
Everyday low prices and free delivery on eligible orders. Oxygen debt oxygen carbon dioxide vital capacity inspiration expiration tidal volume red blood cells. Home gcse study tools business studies flow of financial documents. See current entries and add your own how and why to enter grow your grades. Relationship between oxygen deficit and oxygen debt in. Aqa gcse biology effects of exercise oxygen debt lesson no rating 0 customer. Journal entry oxygen debt oxygen debt oxygen debt as per. Notice the area of oxygen debt is greater than the area of oxygen deficit for the reasons stated above. The thoracic chamber is formed dorsally by the vertebral column, ventrally by the sternum, laterally by the ribs and on. This is a toxic poisonous substance which causes the muscles to stop working. Jul, 2017 originally used for aqa gcse biology old specification but could be easily adapted.
Basically instead of full krebs cycle only part of it, that create energy with out need to use oxygen used, accumulated acid. Jun 04, 2016 this is two possible three lessons worth of work. However, when muscular exertion is very great, oxygen cannot be supplied to muscle. This lesson is based around oxygen debt under the new spec term of epoc.
Aqa gcse pe 2016 spec gas exchange teaching resources. This is accomplished through diet and may take several days, depending on the intensity of exercise. Year 11 gcse revision physical education turton school. Training muscle mass involved intensity individual differences. The energy of the electron in an orbit is proportional to its distance from the. Summary of quantities and notes midwest city, oklahoma. Up to a point, the available oxygen is sufficient to meet the energy needs of the body. Gaseous exchange flashcards in gcse physical education. During vigorous exercise, the body needs a lot more energy, and therefore has to get more oxygen into the muscle tissue where energy is needed.
The anaerobic systems require oxygen to restore them which is called an oxygen debt. Material may include textbooks, journals, magazines and other. Oxygen debt is an overthetop, freakyouout kind of story, and is oddly compelling with its descriptions of various outcasts, wannabes, and idiosyncratic, sidelined personalities of american society as well as the human expression of vengeance. Science b chy1h unit chemistry c1 chemistry unit chemistry c1 written paper tuesday 29 january 20 9.
Information and translations of oxygen debt in the most comprehensive dictionary definitions resource on the web. Oxygen debt and the recovery process by rachel hall on prezi. Gcse pe revision after studying this section you should be able to describe how atp supplies muscles with energy and understand the terms aerobic and. This is what causes your muscles to ache and cramp. The axe valley community college revision guides gcse. Anaerobic respiratory system aerobic and anaerobic. Once you can replenish the oxygen debt, the lactic acid is converted back into pyruvate one of the products of the first part of respiration and this is used in the aerobic part of respiration. Target success in aqa gcse 91 business with this proven formula for effective, structured revision. Process of gaseous exchange in which oxygen is taken from the air inspiration and exchanged for carbon dioxide, before it is then breathed out expiration. If they contract more they need more oxygen therefore the oxygen intake increases with greater depth and rate of breathing. Evidence is increasing that oxygen debt and its metabolic correlates are important quantifiers of the severity of hemorrhagic and posttraumatic shock and and may serve as useful guides in the treatment of these conditions. An oxygen debt is the amount of extra oxygen needed by muscle tissue to oxidise lactic acid following exercise.