阳池
参考答案：
阳，指手背及手少阳。池，水之停聚处。为手少阳脉气所过之原穴，犹如水之停积于池也。
腮腺导管开口于
A．舌系带
B．舌下阜
C．颊黏膜
D．舌扁桃体
E．上颌第二磨牙的颊黏膜处
According to Skinner，a renowned behaviorist psychologist，______ was much more effective than punishment in a teaching situation.
