Public Group
Active 3 years, 6 months ago
The reproductive system ensures the survival of the species. Other systems in the body, such as the endocrine and urinary systems, work continuously to maintain homeostasis for the survival of the individual. An individual may live a long, healthy, and happy life without producing offspring, but if the species is to continue, at least some individuals must produce offspring.
corpus_luteum_labels

The corpus luteum is the endocrine remnants of the follicle that has collapsed. The blood clot that formed after ovulation is still present in the center. Glanulosa lutein cells surround the clot, and theca lutein cells surround it on the outside.