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• 20. Which one of the following antibodies does NOT activate the classical pathway of complement? (A)
• 21. A primary focus forms after a circulating naive B cell forms a conjugate pair with______in the m
• 22.______is a mechanism that drives the preferential selection of immunoglobulins with the highest a
• 23. The evolution of the influenza virus that causes global pandemics of severe disease is referred
• 24. Herpes simplex virus-infected cells are poor targets for CD8 T cell killing because______.(A) th
• 25. Complements and antibodies coat a microorganism and provide binding sites, enabling macrophages
• 26. Primary lymphoid tissues are the sites where lymphocytes________，whereas secondary lymphoidtissu
• 27. Epitope______.(A) is presented by T cell to the dendritic celi (B) is a site on an antigen recog
• 28. The specialized cells that provide the interface between the lumen of the gut and the underlying
• 29. Which of the following is a feature of immunologically \"cold\" tumors? (Select all
• 30. Which statement about antigen epitopes is TRUE? (Select all that apply) (A) T cell and B cell re
• 1. The effector meckanisms that are recruited to clear an infection are always the same, regardless
• 2. Inflammation is harmful and should be avoided at all stages of an immune response.(A)O(B)X
• 3. Lymphocytes encounter and respond to antigens at the site of infection.(A)O(B)X
• 4. A critical function of the immune system is to discriminate self from nonself.(A)O(B)X
• 5. Macrophages express only one type of receptor with unique specificity, whereas T cells express mu
• 6. Most infectious agents do not activate the innate immune system or induce an inflammatory respons
• 32. 下列何者為三級醇 (A) 2-Methyl-2-pentanol (B) 2-Methyl-3-pentanol (C) 3-Methyl-2-pentanol (D) 3-Methyl-1
• 33. IR 光譜主要是用來決定有機分子的 (A) 官能基 (B) 極性 (C) 陰電性 (D) 酸鹼性。
• 34. 分子式 C3H6O 的同分異構物有多少個? (A) 3 個 (B) 6 個 (C) 8 個 (D) 大於 8 個。
• 35. 加熱丙二酸的氣體產物是 (A) CO2 (B) N2 (C) HCl (D) 以上皆非。
• 36. 下列何者沸點最高? (A) 2-butanone (B) 2-butanal (C) 2-butanol (D) 2-methylbutane。
• 2. 下列何者與急性呼吸窘迫症候群，最不相關 ? (A) 敗血症 (B) 吸入毒氣 (C) 嚴重性創傷 (D) 缺鐵性貧血
• 3. 有關肺小細胞癌small cell carcinoma，何者為非 ? (A) 可產生ACTH (B) 可侵犯淋巴 (C) 有腺體構造或分泌mucin (D) 分泌神經內分泌物質 neuroe
• 4. 初次感染的肺結核 primary tuberculosis, 與下列何者最相關 ? (A) 易發生於肺尖 Apex (B) 易形成粟粒性結核 Miliary tuberculosis (C)