Art wanted to improve his performance at a local marathon. About 6 weeks prior t
ID: 3522371 • Letter: A
Question
Art wanted to improve his performance at a local marathon. About 6 weeks prior to the event, Art's doctor removed a small quantity of blood and separated it into plasma and formed elements. The plasma was injected back into Art's bloodstream. The formed elements were frozen. On the day of the competition, the formed elements were thawed and injected into Art's bloodstream. This process is called blood doping.
1. On the first day when blood was removed, what would this process due to Art's hematocrit- increase, decrease, remain the same? Type your answer exactly as one of the 3 options listed here. (1 point)
2.This hematocrit would indicate which blood disorder? Type your answer as 1 word using all lowercase letters. (1 point)
3. Blood plasma is mostly made of this molecule necessary for life. Type your answer as 1 word using all lowercase letters. (1 point)
4. Why would you put the blood plasma back after taking the red blood cells out? Relate your answer to the answer given in question 3. Use your own words. (1 point)
5. You begin this procedure 6 weeks prior to the event in order to stimulate the production of which hormone? Type your answer as 1 word using all lowercase letters. (1 point)
6. The hormone from question 5 will cause the production of which blood cell- red blood cell, white blood cell, platelet? Type your answer exactly as one of the 3 options listed here. (1 point)
7. Why would you begin the procedure 6 weeks prior to the event? Think simple and obvious answer. Use your own words to answer this question. (2 points)
8. When you inject the red blood cells back into Art, what would happen to the hematocrit- increase, decrease, remain the same? Type your answer exactly as one of the 3 options listed here. (1 point)
9. How might blood doping improve an athlete's performance on game day? Again, think simple and obvious. Use your own words to answer this question. (2 points)
Mary Healy, a young woman with severe vaginal bleeding, is admitted to the emergency room. She is three months pregnant. Mary reports having changed her sanitary napkin 4 times in the past hour before coming to the ER.
When you answer this question, remember the organ system that we are studying. All answers need to be related to this organ system.
10. What is the doctor’s immediate concern? Type your answer as the 1 word clinical term for this condition in lowercase letters. (1 point)
11. In an emergency situation, what blood type may be given to Mary without concern for a coagulation reaction? Be sure to give both the ABO blood type, using a Capital letter, and the Rh type, using the appropriate symbol. Your answer should be typed as just the Capital letter and symbol. (2 points)
12. What blood test will need to be performed if the blood loss continues and more transfusions are needed? Type your answer using two words, no abbreviations, in lower case letters. (2 points)
Dolores Welborn is a 28-year-old attorney living in Portland, Oregon. Dolores is in the second trimester of pregnancy with her first child, and though her pregnancy had been progressing normally, recently she has noticed that she tires very easily and is short of breath from even the slightest exertion. She also has experienced periods of light-headedness, though not to the point of fainting. Other changes she has noticed are cramping in her legs, a desire to crunch on ice, and the fact that her tongue is sore. She doubts that all of these symptoms are related to one another, but she is concerned, and she makes an appointment to see her physician.
Upon examining Dolores, her physician finds that she has tachycardia, pale gums and nail beds, and her tongue is swollen. Given her history and the findings on her physical exam, the physician suspects that Dolores is anemic and orders a sample of her blood for examination. The results are Shown:
Red Blood Cell Count Hemoglobin (Hb) Hematocrit (Hct) Serum Iron
3.5 million/ mm3 7 g/ dl
30%
low
13. Is Dolores’ red blood cell number- high, normal or low? Type your answer as one of the 3 choices given using lowercase letters. (1 point)
14. Is Dolores’ hematocrit- high, normal or low? Type your answer as one of the 3 choices given using lowercase letters. (1 point)
15. Iron (Fe) is used to make what specific protein in the blood? Type your answer as 1 word using lowercase letters, no abbreviations. (1 point)
16. Based on these blood results, what is Dolores’ probable diagnosis? Type your answer as 1 word using lowercase letters. (1 point)
17. What is the major problem for Dolores and her baby with this diagnosis? Think simple and obvious answer. Type the answer using your own words. (2 points)
18. Why are women more common sufferers of this disorder? Again, think simple and obvious answer. Type the answer using your own words. (2 points)
19. What would the treatment for Dolores’ condition be? Think simple and obvious. Type the answer using your own words. (1 point)
Explanation / Answer
ANSWER 1 : The hematocrit value or haemoglobin (Hb) level decreases on the day of blood donation due to removal of formed elements ( RBCs mainly).
ANSWER 2 : anaemia.
ANSWER 3 : water.
ANSWER 4 : Blood plasma put back after taking the blood cells out to maintain the fluid balance (mainly due to water) because blood plasma consists about 90% of water.
ANSWER 5 : erythropoietin
ANSWER 6 : The erythropoietin hormone stimulates production of red blood cells(RBCs).
ANSWER 7 : The procedure is begin 6 months prior to the event of marathan to improve Art's performance because the body takes about 6 months to recover the formed elements (RBCs, WBCs and platelets) in the blood.
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