Related Experiment Video
Updated: Aug 12, 2026

Determination of Reproductive Competence by Confirming Pubertal Onset and Performing a Fertility Assay in Mice and Rats
Published on: October 13, 2018
Abstract:
This work was carried out to be presented in the V Congress of the Nursing Cuban Society because pregnancy in adolescence is a matter of great concern. It is very important to call the attention of all those persons involved in this kind of situation because of the familial and social consequences. The research was performed at "Dr. Carlos Diez del Ciervo" Hospital during 1989-1990, with 1550 cases and variables considered were: number of deliveries, residential location, and beginning of sexual function. Conclusions and recommendations are included.
Related Concept Videos
Oogenesis
Ovarian Cycle
Hormonal Control of the Ovarian Cycle
Before puberty, the hypothalamus releases GnRH in a low frequency, low amplitude pulsatile manner. This along with the immature hypothalamic-pituitary-gonadal axis activity, results in low estrogen levels and the absence of a fully functional ovarian cycle. At puberty, GnRH secretion increases in both frequency and...
Signs of Puberty
Cognitive Development During Adolescence
Influence of Parents and Peers on Identity
Parental Influence on Identity Development
Parents serve as primary guides and managers in an adolescent's life, offering support instrumental in decision-making and personal growth. This guiding role...

