Source Ovaries are ductless endocrine gland described as above. Another gland present in the female reproductive system is Bartholin's gland. It is located in the inside of the labia minora and its duct opening is in the lower 1/3 of posterior wall of the vagina. It releases alkaline secretion during sexual excitement / intercourse.
The models are designed to demonstrate the process of developing a food defense plan for different types of facilities within the food supply chain. The models are based on guidelines provided by USDA, FDA, and FSIS. They are intended for use as training aids.
The USDA created the food pyramid to encourage a healthy diet, but the USDA also has a mission to encourage agricultural products grown in the US. There can be a LOT of conflict between those two goals. So the food pyramid (ahem, I mean MyPlate) is not simply an objective summary of the available evidence.