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. 2011 Aug;61(4):366–377.

Figure 1.

Figure 1.

Effects of reproductive experience on the acquisition of reference memory in adult nulliparous (n = 9, dashed lines) and primiparous (n = 8, continuous lines) female rats along 14 training sessions. (A) Latency to find the platform (s). (B) Path length (cm). (C) Swim speed (cm/s). (D) Heading angle relative to platform location (degrees). (E) Number of entries within the training counter. (F) Percentage of time spent within the training quadrant. (G) Percentage of time spent in the inner ring. (H) Percentage of time spent in the intermediate ring. (I) Percentage of time spent in the outer ring. (J) Percentage of time spent in the training counter. Data are expressed as mean ± SEM of 4 trials daily. *, Significant (P < 0.05) difference between groups.