112年第1次 護理師國考 基礎醫學 第34題 解析

甲、乙、丙三種藥物作用在相同受體,其濃度與藥理作用曲線圖如下,下列敘述何者正確? 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)
  1. 使用丙藥最安全
  2. 甲藥能結合的受體最少
  3. 丙藥與受體的親和力最高
  4. 乙藥的藥理作用強度比甲藥小

官方答案

D

詳解

在甲、乙共同可達的次最大反應下,甲所需濃度較低、效價較高,依官方將強度解作效價的判讀選D。A缺少毒性或治療指數資料,無法比較安全性;B從最大效應推算受體數量、C從功能曲線直接判定親和力,都缺少依據。你看圖時分別觀察曲線的水平位置與最大高度,前者用來比較效價,後者用來比較最大效能。

老師補充

「強度」若指最大效能則乙高於甲,考試依效價判讀選D。

考點

濃度效應曲線的效價與效能