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GCE JUN 2009 : AS, 14 Understanding Human Physiology

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Centre Number 71 Candidate Number ADVANCED SUBSIDIARY (AS) General Certificate of Education 2009 Health and Social Care assessing Unit 14: Understanding Human Physiology A3H81 Assessment Unit AS 14 [A3H81] TUESDAY 9 JUNE, AFTERNOON TIME 2 hours. INSTRUCTIONS TO CANDIDATES Write your Centre Number and Candidate Number in the spaces provided at the top of this page. Write your answers in the spaces provided in this question paper. Answer all four questions. INFORMATION FOR CANDIDATES The total mark for this paper is 100. Quality of written communication will be assessed in questions 2, 3 and 4. Figures in brackets printed down the right-hand side of pages indicate the marks awarded to each question or part question. For Examiner s use only Question Number Marks 1 2 3 4 Total Marks 3929 171951_T57878_A3H81_Summer_2009.1 1 10/12/08 10:57:01 1 (a) This is a diagram of the digestive system. Examiner Only Marks Remark C B A Physiology and Anatomy by John Clancy and Andrew McVicar, published by Arnold, 2002, ISBN 034076239X, " "Reproduced by permission of Edward Arnold (Publishers)Ltd (i) Write down the name and one function of each of the parts labelled A, B and C. A Name : _______________________________________ [1] Function : __________________________________________ _______________________________________ [1] B Name : _______________________________________ [1] Function: __________________________________________ _______________________________________ [1] C Name : _______________________________________ [1] Function : __________________________________________ _______________________________________ [1] 3929 171951_T57878_A3H81_Summer_2009.2 2 10/12/08 10:57:02 (ii) The digestive system produces chemicals called enzymes. Examiner Only Marks Remark Complete the table to describe the function of each of the enzymes listed. Enzyme Acts upon To produce Amylase Lipase Maltase Protease [8] (iii) Explain two ways the structure of the alimentary canal aids the process of digestion. 1. ___________________________________________________ _____________________________________________________ _____________________________________________________ __________________________________________________ [2] 2. ___________________________________________________ _____________________________________________________ _____________________________________________________ __________________________________________________ [2] 3929 171951_T57878_A3H81_Summer_2009.3 3 [Turn over 10/12/08 10:57:02 (b) Daniel, aged 32, has a peptic ulcer and takes medication daily. Examiner Only Marks Remark (i) Write down two possible symptoms of a peptic ulcer. 1. ___________________________________________________ __________________________________________________ [1] 2. ___________________________________________________ __________________________________________________ [1] (ii) Discuss how a stomach ulcer develops. _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ __________________________________________________ [3] 3929 171951_T57878_A3H81_Summer_2009.4 4 10/12/08 10:57:02 2 This diagram provides an overview of the nervous system. Examiner Only Marks Remark Nervous system central nervous system (CNS) brain spinal cord peripheral nervous system somatic nervous system autonomic nervous system sympathetic nervous system para-sympathetic nervous system (a) Discuss the role of each of the following parts of the nervous system: The peripheral nervous system _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ ______________________________________________________ [3] The autonomic nervous system _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ 3929 171951_T57878_A3H81_Summer_2009.5 5 [Turn over 10/12/08 10:57:03 _________________________________________________________ Examiner Only Marks Remark _________________________________________________________ _________________________________________________________ ______________________________________________________ [3] (b) Gita, aged 49, is having tests for endocrine dysfunction so her pancreas and thyroid functions are being investigated. (i) Write down the name of one hormone secreted by each endocrine gland. Thyroid ___________________________________________ [1] Pancreas __________________________________________ [1] (ii) Gita is diagnosed as having Type II diabetes. Explain one way Type I diabetes differs from Type II diabetes. _____________________________________________________ _____________________________________________________ _____________________________________________________ __________________________________________________ [2] 3929 171951_T57878_A3H81_Summer_2009.6 6 10/12/08 10:57:03 (iii) Gita balances working part time with looking after her three children. Gita s hobbies include cooking, reading and knitting. Examiner Only Marks Remark Analyse the possible impact of Type II diabetes on Gita s lifestyle. _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ 3929 171951_T57878_A3H81_Summer_2009.7 7 [Turn over 10/12/08 10:57:04 _____________________________________________________ Examiner Only Marks Remark _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _________________________________________________ [12] 3929 171951_T57878_A3H81_Summer_2009.8 8 10/12/08 10:57:04 (iv) Gita also had a reflex test, which was done by tapping her knee with a small hammer. Examiner Only Marks Remark Use the diagram below to discuss how Gita s nervous system should respond to the test. tap on knee spinal cord response of muscles in leg Physiology and Anatomy by John Clancy and Andrew McVicar, published by Arnold, 2002, ISBN 034076239X, "Reproduced by permission of Edward Arnold (Publishers)Ltd" _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ __________________________________________________ [6] 3929 171951_T57878_A3H81_Summer_2009.9 9 [Turn over 10/12/08 10:57:05 3 This is a diagram of a human body cell. Examiner Only Marks B A Remark Nucleus C Physiology and Anatomy by John Clancy and Andrew McVicar, published by Arnold, 2002, ISBN 034076239X, "Reproduced by permission of Edward Arnold (Publishers)Ltd" (a) Write down the name and one function of the parts labelled A, B and C. A. Name: __________________________________________ [1] Function: _____________________________________________ __________________________________________ [1] B. Name: __________________________________________ [1] Function: _____________________________________________ __________________________________________ [1] C. Name: __________________________________________ [1] Function: _____________________________________________ __________________________________________ [1] 3929 171951_T57878_A3H81_Summer_2009.10 10 10 10/12/08 10:57:06 (b) Katya has been diagnosed with cirrhosis of the liver. Examiner Only Marks Remark (i) Explain one cause of cirrhosis of the liver. _____________________________________________________ _____________________________________________________ _____________________________________________________ __________________________________________________ [2] (ii) Write down two symptoms of cirrhosis of the liver. 1. ___________________________________________________ __________________________________________________ [1] 2. ___________________________________________________ __________________________________________________ [1] (iii) Katya s doctors are concerned with her state of health as the liver has several important functions in the body. Explain the role of the liver in digestion. _____________________________________________________ _____________________________________________________ _____________________________________________________ __________________________________________________ [2] (iv) Discuss how the liver aids the elimination of poisons from the body by deamination. _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ __________________________________________________ [3] 3929 171951_T57878_A3H81_Summer_2009.11 11 11 [Turn over 10/12/08 10:57:07 (c) Sean is always very thirsty and drinks lots of water. Examiner Only Marks Remark Discuss how Sean s body regulates his water balance after drinking so much water. _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ 3929 171951_T57878_A3H81_Summer_2009.12 12 1 10/12/08 10:57:07 _________________________________________________________ Examiner Only Marks Remark _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ ______________________________________________________ [9] 3929 171951_T57878_A3H81_Summer_2009.13 13 1 [Turn over 10/12/08 10:57:08 4 (a) Jack, aged 70, has glaucoma resulting in limited vision. Examiner Only Marks Remark (i) Write down two symptoms of glaucoma. 1. ___________________________________________________ _____________________________________________________ 2. ___________________________________________________ __________________________________________________ [2] (ii) Discuss what happens in the eye to cause glaucoma. _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ __________________________________________________ [3] (iii) Explain how the eye accommodates to see far objects. _____________________________________________________ _____________________________________________________ _____________________________________________________ __________________________________________________ [2] 3929 171951_T57878_A3H81_Summer_2009.14 14 1 10/12/08 10:57:08 (b) An optician has kept records of her clients ability to read at near distances with age. The table below summarises her results: Average age (years) 6 40 25 60 Remark Average nearest reading distance (cm) 10 Examiner Only Marks 55 15 7 50 50 70 55 Use the table to analyse the relationship between age and average reading distance. _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ ______________________________________________________ [6] 3929 171951_T57878_A3H81_Summer_2009.15 15 1 [Turn over 10/12/08 10:57:09 (c) Last winter, Molly, aged 90, was admitted to hospital with hypothermia. Examiner Only Marks Remark (i) Discuss what is meant by hypothermia. _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ __________________________________________________ [3] (ii) Discuss why older people like Molly can be more at risk of developing hypothermia than younger adults. _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ 3929 171951_T57878_A3H81_Summer_2009.16 16 1 10/12/08 10:57:09 _____________________________________________________ Examiner Only Marks Remark _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ __________________________________________________ [9] THIS IS THE END OF THE QUESTION PAPER 3929 171951_T57878_A3H81_Summer_2009.17 17 1 10/12/08 10:57:10 171951_T57878_A3H81_Summer_2009.18 18 10/12/08 10:57:10 171951_T57878_A3H81_Summer_2009.19 19 10/12/08 10:57:10 Permission to reproduce all copyright material has been applied for. In some cases, efforts to contact copyright holders may have been unsuccessful and CCEA will be happy to rectify any omissions of acknowledgement in future if notified. T57878/4 171951_T57878_A3H81_Summer_2009.20 20 10/12/08 10:57:10

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Additional Info : Gce Health and Social Care June 2009 Assessment Unit AS 14 Unit 14: Understanding Human Physiology
Tags : General Certificate of Education, A Level and AS Level, uk, council for the curriculum examinations and assessment, gce exam papers, gce a level and as level exam papers , gce past questions and answer, gce past question papers, ccea gce past papers, gce ccea past papers

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