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Mons pubis is rounded, fleshy prominence over the pubic symphysis and is female external genitalia. The 7th day of the menstrual cycle is marked by differentiation of one of the tertiary follicle into the Graafian follicle. It is also called the antral/vesicular follicle owing to the presence of large antrum filled with fluid.
Trophectoderm is the outermost layer of blastocyst lying in contact with endometrium and differentiates into trophoblast.
Mitochondrial aggregates of sperm cells are termed as Nebenkern.