This is a guideline to help students write up their report and teachers to create the perfect answer key. Core practical 10 to 18 guidelines for edexcel a2 biology. With us, your students will get the results they deserve, from the exam board you trust. Peak flow and spirometry lung function tests duration. Spirometers measure the volume and function of the lungs. Alevel biology section looking at the respiratory quotient, this is useful to be able to deduce which substrate is being used in a persons metabolism at a specific time. New ocr as biology spirometer lesson teaching resources. International advanced level biology specification pearson. Biology dictionary is the largest dictionary of biology terms that you can easily access online. Introduction the wjec eduqas a level biology qualification, accredited by ofqual for first teaching from september 2015, is available to. An important measurement taken during spirometry is the forced expiratory volume fev, which. Dt oxford revision guides are highly effective for both individual revision and classroom summary work.
Great vid, one question, my biology teachers told us the ocr biology text book is wrong and. When you breathe in, the pen goes up and the float goes down, producing a trace. Spirometry interpretation prof hilary pinnock duration. Choose from 500 different sets of a level biology flashcards on quizlet. Lung volumes are measured by a technique called spirometry. Scottish allergy and respiratory academy sara 875 views.
This bundle contain guidelines of the 9 core practicals of a2 saltersnuffield biology year. For past paper questions linked to this topic click these. Sheet a purpose to investigate tidal volume, vital capacity, rate of breathing, respiratory minute ventilation and oxygen consumption. Movement of the float in relation to the pen is inversely proportional. Spirometer and lung volume questions powerpoints and videos if you use then like and share. Guide lines for core practical 12 enzyme activity q 10. All schools and colleges in england and private schools in wales schools and colleges in independent regions such as northern ireland, isle of man and the channel islands independent schools in wales.
They allow investigation into how factors such as age, chemicals or the effect of light affect the rate of respiration. Get the most from this book features to help you succeed. And when you breathe out the float goes up so the pen goes down, producing a trace. These notes are aimed at people studying edexcel biology a level, but will be suitable. Videos, powerpoints and notes for alevel biology revision. It is also a good idea to stress the term spirometer as so often it is confused with a respirometer found later in the course 4. A man accidentally ingested some alphalglucose and discovered that he had no ill effect. Unit 1 metabolism metabolism is a term to describe all reaction which is taking place within a cell and is separated into two types which are anabolic compounds being built up catabolic compounds being broken down water the water molecule is a molecule which is made up from 2 hydrogen atoms and 1 oxygen atoms. There are several versions of this laboratory apparatus available, but all consist of a chamber of capacity approximately 6 dm3 suspended freely over water and counterbalanced so that gas passed in or drawn out makes the chamber rise or fall. Human populations first in a series working through. The conducting part transports the atmospheric air to the alveoli, clears it from foreign particles, humidifies and also brings the air to body temperature. Linear means that students will sit all the as exams at the end of their as course and all the alevel exams at the end of their alevel course.
Aqa as and alevel biology specification at a glance. Cp10, cp11, cp12, cpb, cp14, cp15, cp16, cp17, cp18. Download file pdf ocr biology june 2011 past paper minutes. Spirometry should be corrected for body temperature and ambient pressure saturated with water vapour btps. The june 2018 papers for most of cambridge intl asa level, cambridge o level, and cambridge igcse subjects have been added. Past papers gce guide all latest cambridge oasaigcse past papers are available on our website. A respirometer is a device used to measure the rate of respiration of a living organism by measuring its rate of exchange of oxygen andor carbon dioxide. The whole paper explained mark scheme questions answers exam tips aqa a level 2018 paper 1. A student sheet for students to fill in during the lesson thanks for looking. At the latest stage, blood oxygen levels can fall to less than 50% of normal levels. A spirometer can also be used to determine a persons. This was created with an aim to help students write up their reports and teachers to create the perfect answer keys. The pressure of the atmosphere at sea level is 760 mm hg.
Printed textbooks and digital teaching resources promote any time, any place learning to improve student. Foundations of evolutionary biology introductory biology guide. To upgrade the activity to a level, students could be given the opportunity to cut more cubes of different sizes, or to devise a range of shapes that utilise the same volume of agar but have different surface areas. Alevel applied scienceenergy transfer systemsphysiological status through monitoring from wikibooks, open books for an open world edexcel. A spirometer can also be used to determine a persons rate of oxygen consumption. Biology is the only science in which multiplication is the same thing as division. The new editions of jacaranda nature of biology offers an engaging, comprehensive and modern approach to the study of biology. A power point to lead students through the lesson 2. Respirometers and rq a quick tutorial for alevel biology.
Its carried out using a device called a spirometer, which is a small machine attached by a cable to a mouthpiece. A spirometer can also be used to determine a persons rate of oxygen. Dt these highly successful revision guides have been brought right uptodate for the new a level specifications introduced in september 2000. The document contains details to support the teaching of a level biology in england. The heart is a pear shaped, muscular organ in vertebrates, responsible for pumping blood through the blood vessels by repeated, rhythmic contractions the term cardiac as in cardiology means related to the heart and comes from the greek. A student worksheet and spreadsheet for results are provided. For each of the papers below, there are revision notes, summary sheets, questions from past exam papers separated by topic and other worksheets. As a level biology lab book uncorrected proof, all content subject to change at publisher discretion.
Preparing for practical work pearson qualifications. A level biology revision scool, the revision website. A detailed study of human ventilation involves the use of a spirometer. Updated to align with the new study design 20212025 and designed to inspire curiosity and scientific investigation, while preparing your students for success in vce. Resources are contributed by the society of biology, nuffield foundation, science and plants for schools, british ecological society, biochemical society, field studies council.
The trace from this apparatus tells us a lot about the lungs. A skills lesson of the pulmonary ventilation calculation, lung diseases and analysis of data linked to risk factors and lung disease. The trace will move down as the person breathes in. Spirometry is a simple test used to help diagnose and monitor certain lung conditions by measuring how much air you can breathe out in one forced breath. Gcse aqa physical education spirometer trace by laura. This website and its content is subject to our terms and conditions. Pearson edexcel international advanced level in biology ybi11.
It continues to broaden its scope as we supply it regularly with new terms while enriching the existing terms further with fresh information. A quick look at lung volumes and capacities using a spirometer. You can find out about all our science qualifications at. An important measurement taken during spirometry is the forced expiratory volume. Tes global ltd is registered in england company no 02017289 with its registered office at 26 red lion square london wc1r 4hq. Alevel biology is a stepping stone to future study, which is why we also consulted universities to. There are parts where ive written in pencil so its fairly hard to read, or other places where ive condensed the words too much with symbols, so it probably isnt easy for other people to understand.
After breathing normally the subject should take as deep a breath. A2 biology handwritten notes 2016 biology notes for a level. Investigate factors affecting the rate of aerobic respiration using a respirometer objectives to understand how to use a respirometer to be able to interpret and evaluate. Air which is in the lungs after you have fully breathed out. These notes are aimed at people studying edexcel biology a level, but will be suitable for other exam boards. Using a spirometer to investigate human lung function. Practical and experimental design top tips and question pack. Inhalation and expiration moves the lid of the spirometer which is recorded by the datalogger. A spirometer is the standard equipment used to measure the capacity of the human lungs. Spirometer trace work progressively through worksheet lesson 2. Get homework out plenary in pairs each define a key word. The mechanism of gas exchange in plants provides the difficult concept of stomatal opening and closing. Ocr as and a level biology from 2015 qualification information including specification, exam materials, teaching resources, learning resources. Not for resale, circulation or distribution in whole or in part.
Spirometry using a spirometer ocr asa level biology. Spirometry using a spirometer ocr asa level biology tes. Learn vocabulary, terms, and more with flashcards, games, and other study tools. Starter plenary in same table as last week on a3 sheet write down anything you know regarding spirometer trace all use a different coloured pen quiz time. A closer look at insect breathing systems makes it easier to appreciate the functions of the more familiar human ventilation system.
Use of fats and amino acids in respiration a quick tutorial for alevel biology duration. Asa level biology lab book uncorrected proof, all content subject to. Using a spirometer to measure tidal volume and breathing rate. Hidden camera investigation on what really happens to your car cbc marketplace duration. So i was using snap revise and she dedicated a whole video to spirometers, do i even need to know this for. Brave teacher saying a textbook is wrong, not sure which book either as there are a few for the course. A2 biology handwritten notes 2016 hey guys, so here are the notes ive written for a2 biology 2016 papers 4 and 5. Exchange part is the site of actual diffusion of o. The spirometer produces a trace by means of a ink pen and float in water. Alevel biology revision guides and question banks covering applications of genetic engineering, molecules and enzymes, photosynthesis and all core alevel topics.
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