Rationale for adding epinephrine to local anesthetic solutions()
A. Reduced system absorption
B. Prolongation of nerve conduction blockade
C. Provide local vasconstriction
D. Higher anesthetic concentration near nerve fibers
E. All of the answers
查看答案
Neostigmine can not be used to treat()
A. myasthenia gravis
B. poisoning symptoms caused by succinylcholine,skeletal muscle relaxant
C. postoperative enteroparalysis
D. postoperative urinary retention
E. paroxysmal supraventricular tachycardia
In the treatment of peripheral vascular spasm disease, you can choose()
A. a-receptor blocker
B. a-receptor agonist
C. β-receptor blocker
D. β-receptor agonist
E. M-receptor agonist
Which one of the following deseases is the contraindicatin of Beta blockers?()
A. angina pectoris
B. A-V Conduction blockade
C. achyarrhythmia
D. hypertension
E. hyperthyroidism
Which is not the side reactions of atropine?()
A. hallucination
B. erubescence
C. increase in heart rate
D. dry mouth
E. blurred vision
微信支付 
支付宝支付