Вопрос № 1072141 - Английский язык

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Blood cells are of three kinds: red blood cells (erythrocytes), white blood cells (leukocytes and lymphocytes), and blood platelets.
Red blood cells are approximately round, disk-shaped with high edges. They measure approximately 1/3,000 of an inch in diameter. The healthy male has about 5 million red blood cells per cubic millimeter of blood. A healthy woman has about 10% fewer.
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In humans, mature red blood cells are …

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White blood cells play the role of scavenger. Most of them engulf and devour bacteria and other particles of foreign matter in the blood stream. Hence they prevent and fight infection and aid in wound repair. Pus is made up largely of dead white blood cells.
The names of various different kinds of white blood cells are long and complicated: for example, polymorphonuclear eosinophil. Because they devour bacteria, they are also called phagocytes. White blood cells are made in the bone marrow, the lymph nodes, and other places in the body.
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White blood cells are cells of the immune system involved in defending the body against …

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27 December, 2010
1_______,
I am requesting authorization to provide the kyphoplasty procedure for Helen Smith.
Mrs. Smith is a 75-year-old woman who presents with a history of osteoporosis and 2_______ that began approximately three months ago. Radiographic imaging including MRI confirms multiple compression 3_______. She also complained about shortness of breath and the sensation of bloating with eating.
Based on the above findings, it is my professional opinion that Mrs. Smith would benefit greatly from the kyphoplasty procedure. Therefore, I request written confirmation of your authorization for this procedure.
4_______,
Tom Grey

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1_______
2_______,
I am writing to request Dr. Choi to issue a medical leave recommendation letter in my favor and have it sent to my employer.
As the records will show, I 3_______ Dr. Choi over three days last week for a spinal disc herniation and was also advised at least two weeks of complete rest.
The recommendation letter must appear on the doctor's personal letterhead or that of the hospital.
Please let me know if you have any questions.
4_______,
J. Wong

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15 November, 2011
1_______,
I am writing to apply for the 2_______ advertised in the Times Union. As requested, I am enclosing my certification, my resume and three references.
I was responsible for taking vital signs, examining, diagnosing and treating under the direct supervision of the physician.
I believe that my education and strong experience in medical field will make me a very competitive candidate for this position.
Thank you for your 3_______. I look forward to speaking with you about this employment opportunity.
Sincerely,
4_______

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1_______
Dear Sir/Madam,
It is our pleasure to welcome you to our 2_______. It is conveniently located next to the hospital and is fully equipped to provide the highest quality diagnostic service to 3_______ in this area. We have a courier service to ensure you of same day pick up and delivery. We would welcome any questions you may have regarding our services and invite you to visit our facilities at your leisure.
I look forward to 4_______.
Yours faithfully,
Michael Leung