药物的最大效应(效能,maximal effect)是指

17. The connected component is the maximal connected subgraph of (). A: Undirected graph B: Tree C: Graph D: Directed graph

Efficacy means A: the concentration at which the drug elicits 50% of its maximal effect B: the maximal effect produced by the drug C: the dose at which 50% of subjects exhibit a therapeutic response to a drug D: the dose at which 50% of subjects dies E: the dose at which 50% of subjects exhibit a toxic reaction

在NumPy通用函数中，用于计算元素级最大值的函数是（） A: max B: maximum C: min D: maximal

下列哪项不影响心肌细胞的auto-rhythmicity A: maximal repolarization potential B: threshold potential C: effective refractory period D: 4期自动去极速度

However, （ contrary to our hypothesis ）(与我们的假设相反), propranolol-treated subjects were able to maintain levels of oxygen uptake during maximal and submaximal exercise as great as those in placebo-treated subjects.

Drug efficacy refers to A: the range of diseases in which the drug is beneficial B: the maximal intensity of response that can be produced by the drug C: the therapeutic dose range of the drug D: the therapeutic index of the drug E: the minimal intensity of response that can be produced by the drug

Which of the following drugs is correctly associated with its site of action and maximal diuretic efficacy? A: Thiazides−early distal tubule-7% of filtered Na+ B: Spironolactone−early distal tubule-40% C: Bumetanide−thick ascending limb-15% D: Metolazone−collecting tubule-2% E: All of the above

以损害作用来描述物质毒性的方式有哪几种? A: 最大无作用剂量(maximal no-effective dose,MNL): B: 最小有作用剂量(lowest-observed-adverse effect level,LOAEL): C: 每日允许摄取量:ADI。 D: 半数致死量(LD50)

209、以损害作用来描述物质毒性的方式有哪几种? A: 最大无作用剂量(maximal no-effective dose,MNL): B: 最小有作用剂量(lowest-observed-adverse effect level,LOAEL): C: 每日允许摄取量:ADI。 D: 半数致死量(LD50)