Weekly Writing Assignment There is an assignment due each Friday on WebCT except on quiz dates and holidays.  This will be a short answer to a questions(s) that pertains to that weeks work.  In some cases it will require you to look at the "More Learning Page."   Below you will find the weekly assignment.  Each assignments is worth 2 points. Assignment # 1 - Due Friday January 20. 1. Name and describe the important points of how a molecule of glucose is converted into ATP 2. Using the links on the More Learning Page  - Calculate your BMR   - Calculate your daily caloric needs  - Calculate your ideal body weight 3. Keep a record of the food you eat in a one day period and calculate the amount of calories you ate that day.  Are you eating too much?  Are you overweight? 4.  Click the MyPyramid icon and go to the ChoseMyPlate.gov. - Look over this site as there is a lot of good information Assignment # 2 - Due Friday January 27 1. Describe the 3 ways that heat is lost from the body. Roughly how much heat is lost in each way. 2. In a very short sentance describe the best way to treat frosbite. Assignment #3 - Due Friday February 10 1.  Go the the Lung page in the More Learning Section.  Look athe injured patient with the 'flail chest.'  What is happening?  Why is the chest wall moving in and out like that. 2.  What is a pnuemothorax?  3.  Briefly describe the path that an oxygen molecule must take to go from your nose to muscle.  What roll does conveciton, diffusion and hemoglobin play? . Assignment #4  Due Friday March 2 Sit down and relax for at least 1 minute and then take your pulse.  Count the beats for 15 seconds and multiply that number by 4 to get the beats per minute.  Write down your results.  Now, while seated, take 3 – 4 very deep breaths, now take your pulse.  Write down the results.  Now, lie down for about 1 minute – then stand up quickly and again take your pulse.  Write down the results. 1.  Why does your pulse rise when you take a deep breath? 2.  Why does your pulse rise when you stand up after lying down? 3.  Name the two valves located in the left ventricle.  What is the purpose of each of these valves? 4.  Take your blood pressure at least twice - at different times.  You can do this at home or at a grocery store.  Record them, the day of the week and the time of the day. 5.  What is the meaning of the diastolic blood pressure? 6.  What is the meaning of the systolic blood pressure? 7.  What is considered to be a normal blood pressure - both systolic and diastolic? Assignment #5 - Due Friday March 2 1.  What is the purpose of the foramen ovale in a baby in a mother's uterus? 2.  Briefly describe what happens which a baby takes his/her first breath. 3.  What is the cardiac output?  What is the typical cardiac output of an adult? Assignment #6 - Due Friday March 9 1.  Go the the Human Eye page in the More Learning Section.  Look at the page with Optical Illusions.  Pick a single optical illusion and write a paragraph about it.  Describe how the brain and eye interact. 2.  What is the purpose of the lens of the eye?  At what surface does the most refraction (bending) take place that allows for focusing the eye? Assignment #7 - Due Friday March 23 1.      What is refraction?  What surface of the eye is responsible for the most refraction in the eye. 2.      What is myopia?  How is it corrected 3.      What causes varicose veins? Assignment #8 - Due Friday April 6 1.  What does MRI stand for?  2.  A CT scan uses x-rays as the source to image the body.  What does an MRI use? 3.  In the body what cells does an MRI image? 4.  MRI's are not x-rays so they are generally safe.  However, they have limitations.  Who would be advised not to have an MRI scan? 5.  What is the purpose of the RF signal when someone gets and MRI scan? 6. Describe the two ways that x-rays are produced.  Refer to the PowerPoint lecture on the Syllabus page if that helps . Assignment #9 - Due Friday April 13 1.  Define the action potential 2.  Draw a nerve cell, and labels its major parts. What ions are found on the outside and on the inside of an axon? 3.  What are the 2 pacemakers of the heart?  What is the name of the specialized cells that conduct electricitiy within the heart? 4.  Draw the PQRS complex of an EKG reading.  What does each "bump" stand for?