問題詳情
3. Bacteria are not all bad. Quite a few species of them are _______ to our health.
(A) beneficial
(B) social
(C) special
(D) usual
(A) beneficial
(B) social
(C) special
(D) usual
參考答案
答案：A[無官方正解]
難度：簡單0.857143
統計：A(12),B(2),C(0),D(0),E(0)
內容推薦
- 75 病人因視力模糊至眼科就診，眼科醫師檢查視野有缺陷，並接受 MRI 檢查，根據此 MRI 診斷出右側枕葉有梗塞，病人最可能產生那一種視野缺陷？ (A) Bitemporal hemianopsia
- 下列有關99mTc- HMPAO之組套不穩定因素的原因與改善方法之敘述，何者錯誤？(A)不穩定因素可能原因之一為配置後的pH值高(B)不穩定因素可能原因之一為中間物出現如OH的自由基(C)不穩定
- Tiger Woods is a _______ golfer without parallel when it comes to talent.(A) normal (B) forma
- 放射免疫分析使用加馬計數器測定125I時，其能窗範圍為：(A)10－40 keV(B)30－60 keV(C)40－80 keV(D)15－80 keV
- 關於操作非密封放射性物質的核子醫學科，其輻射安全的要求，下列敘述何者正確？(A)必須具備輻射偵測設備，如蓋革偵檢器，且應每季定期校正儀器(B)放射性同位素室或熱室必須將高能階輻射與低能階輻射的處
- 在1950年代晚期，Berson和Yalow為了測定人體血漿內下列何種物質的含量建立了放射免疫分析的方法？(A)胰島素(B)腎上腺素(C)甲狀腺素(D)胃泌素
- 腎臟移植發生急性腎小管壞死（acute tubular necrosis）時，在99mTc-DTPA造影中會呈現下列何種結果？(A)血流灌注和排出功能都正常(B)血流灌注變差，但排出功能正常(C
- 加馬攝影機進行平面靜態造影時，通常一張影像的總計數（total counts）約要多少？(A)20－50k counts(B)50－100k counts(C)200－400k counts(D
- 何種情形會讓放射碘攝取率（radioiodine uptake；RAIU）增加？(A)慢性腎衰竭(B)食用捲心菜（cabbage）(C)慢性腹瀉(D)服用類固醇
- 下列何種造影應例行使用針孔準直儀？(A)甲狀腺造影(B)腦血流灌注造影(C)心肌灌注造影(D)全身骨骼造影
內容推薦
- 施行14C尿素呼氣檢驗（14C urea breath test），需要下列何種儀器？(A)Si(Li)半導體偵檢器(B)質譜儀(C)NaI(Tl)閃爍偵檢器(D)液態閃爍偵檢器
- Travel Agent: You'll need a visa to visit Spain.Customer: _______ How do I get one?Trav
- Is there any scientific evidence that a person's character is reflected in his or her h
- You can take a 15% _______ on every sale you make. So, do your best!(A) permission (B) vision
- 下列有關閃爍攝影機解析度與靈敏度之敘述何者錯誤？(A)在偵檢器中，當晶體的厚度增加時，吸收γ ray的能力愈好，得到的計數會增加，即它的敏感度會增加(B)當偵檢器的厚度增加時，γ ray與偵測器
- 14C尿素呼氣檢驗（14C urea breath test）的原理是胃部幽門螺旋桿菌可將14C尿素變為：(A)二氧化碳(B)一氧化碳(C)氨(D)氮
- Cab Driver: Where to, lady?Passenger: First and Elm. I'm kind of in a rush. How long wi
- While we were all busy figuring out how to solve the problem, Carla just sat there sipping a
- In _______ of scenery, I'm afraid my hometown does not have much to offer.(A) times (B)
- 下列有關於99mTc的敘述，何者正確？(A)半衰期為4小時(B)會放出β粒子(C)放射線能量為140 keV(D)由迴旋加速器製造
- 在一典型的放射免疫分析系統中，下列何者為不足量加入？(A)抗體（antibody）(B)放射性標幟抗原（radiolabeled antigen）(C)未標幟抗原（unlabeled antig
- Boss: Did Al Parker call yet?Secretary: Not yet. Do you want me to call him for you?Boss: __
- Kevin and I occasionally go to school on our skateboards to help reduce carbon emissions. (A
- His wife left him two or three years ago, and he hasn't seen her again ever _______.(A)
- 當準直儀（collimator）上的孔洞變小或準直儀長度增加時，對偵檢器有何影響？(A)靈敏度增加，解析度變好(B)靈敏度降低，解析度變差(C)靈敏度降低，解析度變好(D)靈敏度增加，解析度變差
- 下列那一核種，我們會用來校正放射免疫分析專用的加馬計數器？(A)123I(B)124I(C)129I(D)131I
- Porter: May I help you with your bags, ma'am?Mrs. Swindon: Oh, thank you! _______Porter
- The current _______ of the magazine features the causes and effects of global warming.(A) ti
- A lot of customers rushed out of the shopping mall _______ the fire alarm went off.(A) as muc
- 131I-OIH對下列那一器官的輻射劑量較高？(A)膀胱(B)腎臟(C)卵巢(D)子宮
- 下列放射製劑中，何者之物理半衰期（t1/2）最短？(A)32P-phosphate(B)89Sr-chloride(C)131I-BDP(D)186Re(Sn)HEDP
- Clerk: Good morning. May I see your ticket, please?Passenger: Here you are.Clerk: Thank you.
- To tell you the truth, I'm still not used to the fast _______ of urban life.(A) pass (B
- Nowadays, more and more women are entering the political _______ to fight for their rights. (
- 下列同位素劑量校正儀（isotope dose calibrator）之品質管制項目中，何者須要每日執行？(A)準確性（accuracy）(B)幾何形狀（geometry）(C)恆定性（cons