【单选题】【消耗次数：1】
超声定位法双轨征显示不清时，我们可通过注射什么来加强显影来确认鼻肠管尖端的位置？
①
胃复安
②
红霉素
③
空气
④
肠内营养液
⑤
液体
参考答案：
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相关题目
【单选题】
整蛋白制剂肠内营养液特点不包括（ ）
①
碳水化合物来源于麦芽糖糊精/缓释淀粉
②
脂肪占能量比30%-50%
③
碳水化合物来源于麦芽糖糊精+葡萄糖浆
④
膳食纤维1.3-1.5g/100ml
⑤
碳水化合物占能量比50%左右
【单选题】
床旁超声定量法评估胃残余量可指导肠内营养的实施，以下说法正确的是
①
胃残余量＜200ml时，维持原有速度
②
当200ml≤胃残余量＜350ml时，喂养速度降为原速的50%
③
350ml≤胃残余量＜500ml时，喂养速度降为原速的25%
④
胃残余量≥500ml持续6小时，立即暂停肠内营养
⑤
以上都正确
随机题目
【单选题】
Which of the following is the advantage of pair work?
①
It is an ideal way to show materials and do presentations together
②
It allows students to work together rather than under teacher’s guidance
③
It reinforces a sense of belonging among a group of members
④
It is very stressful.
【单选题】
Which of the following is the time when students work in a pair?
①
When all the students are under the control of the teacher
②
When students work in pairs on an exercise or a task
③
When students work in small groups
④
When students are expected to work on their own at their own speed.
【单选题】
What role does a teacher play in the following activity? The teacher writes one of five numbers (1-5) on a number of cards (the same number as the students). Each student draws one card. Those who have drawn number 1 will form group1, and those who have drawn number 2 will form group 2. Thus the students are put into five groups in a random way.
①
Controller
②
Assessor
③
Organizer
④
Prompter.
【单选题】
What are language contents?
①
Structures, vocabulary, functions and topics
②
Pictures, vocabulary, communication and topics
③
PPT, structures, aims and summary
④
Structures, aims, functions and topics.
【单选题】
Which part is to be finished after a lesson in a lesson plan?
①
Teaching aids
②
End of a lesson summary
③
Optional activities and assignment
④
After lesson reflection.
【单选题】
What are the principles for good lesson planning?
①
Aim, variety, flexibility, learnability and linkage
②
Aim, preparation flexibility and linkage
③
Aim, micro-planning, macro-planning and flexibility
④
Aim, micro-planning, macro-planning and variety.
【单选题】
What is the function of optional activities?
①
Backups in case the lesson goes too fast and there are a few minutes left
②
Prepared for good students
③
Prepared for bad students
④
Used for emergency.
【单选题】
What are very commonly used teaching procedures and stages?
①
Presentation, practice and production
②
Pre-reading, while-reading and post-reading
③
Mechanical practice and meaningful practice
④
Both A and B.
【单选题】
What are the guidelines for writing teaching aims in a lesson plan?
①
Clear, brief
②
Specific, students-oriented
③
Specific, teacher-oriented
④
Both A and B.
【单选题】
What is discourse competence concerned with?
①
Appropriate use of the language in social context
②
Ability to create coherent written text or conversation and the ability to understand them
③
Strategies one employs when there is communication breakdown due to lack of resources
④
Knowledge of language itself, its form and meaning.