Key point of Human Reproduction

 CHAPTER 3: HUMAN REPRODUCTION (KEYPOINTS)

 

S.NO	Term	Explanation
1	Spermatogenesis	The immature male germ cells produce sperms that begins at puberty (Production of sperm)
2	Spermiogenesis	The process of transformation of spermatids into sperm
3	Spermiation	Release of sperms from seminiferous tubule
4	Oogenesis	Process of formation of a mature female gamete initiated during embryonic development
5	Ovulation	The process during which the Graafian follicle ruptures to release the secondary oocyte (ovum) from the ovary
6	Menarche	The first menstruation that begins at puberty (Starting of first menstrual flow in females)
7	Menstrual cycle	Cycle of events starting from one menstruation till the next one after every 28 / 29 days
8	Menopause	Ceasation of menstrual cycle around 50 years of age
9	Cleavage	The mitotic division the zygote undergoes when it moves toward uterus and forms blastomeres
10	Implantation	Embedding of blastocyst in the endometrium of the uterus leads to pregnancy
11	Parturition	Vigorous contraction of the uterus at the end of pregnancy causing expulsion/delivery of the foetus (child birth)
12	Foetal ejection reflex	Mild uterine contractions induced by the signals for parturition from the fully developed foetus and the placenta
13	Lactation	The process by which the mammary gland start producing milk
14	GnRH	Gonadotropin releasing hormone
15	LH	Luteinising hormone
16	FSH	Follicle stimulating hormone
17	hCG	Human chorionic gonadotropin
18	hPL	Human placental lactogen