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Diagnostis scbest exam 1

Tham khảo tài liệu 'diagnostis scbest exam 1', ngoại ngữ, anh ngữ phổ thông phục vụ nhu cầu học tập, nghiên cứu và làm việc hiệu quả | DIAGNOSTIC CBEST EXAM Answer questions 41 and 42 on the basis of the following passage. Scientists have developed an innovative magnetic resonance imaging MRI procedure that reveals details of tissues and organs which are difficult to see by conventional MRI. By using this new procedure which detects inert gases scientists have taken the first clear MRI pictures of human lungs and airways. Conventional MRI because it images water protons provides poor images of the lungs which are filled not with water but with air. Chest X rays can detect tumors or inflamed regions in the lungs but provide poor soft-tissue contrast and no clear view of air passages. Computed tomography can provide high resolution images of the walls of the lungs and its airways but gives no measure of function. 41. According to information in the passage the MRI innovation is different from standard imaging procedures in that it a. distinguishes gases rather than simply distinguishing fluids. b. can detect tumors or inflamed regions in the lungs. c. provides high resolution images of the walls of the lungs. d. provides better images of water-filled tissues. e. uses computed tomography. 42. According to information in the passage the inability to generate satisfactory images of air routes is a deficiency of a. computed tomography. b. hyperpolarization. c. high resolution images. d. X rays. e. MRI operators. Answer question 43 on the basis of the following passage. Over the last twenty years worldwide illiteracy rates have consistently declined. The main reason for this decline is the sharp increase of literacy rates among young women which is the result of campaigns to increase educational opportunities for girls. For example between 1970 and 1990 the literacy rate among women in the United Arab Emirates increased from seven percent to 76 percent. 43. Based on the passage the author would tend to agree with which of the following statements a. Men and women should have equal access to education. b.