The Effect of Sex-Hormones on the Performance of a Learned Response

摘要: 1. The Hull ‘Goal-Gradient Alley’ is described, and its advantages in the analysis of effect hormonal stimulation upon conditioning are discussed. 2. rate at which spayed rats run goal-gradient alley was tested before after administration oestrogen alone combined with androgen. 3. It found that a decrement speed running for food occurs varying times from 6 to 102 hr. oestradiol benzoate. 4. still apparent when testosterone propionate benzoate administered proportion 20:1, but not present 50:1. 5. possible physiological mechanisms this response considered.