1) The union of sperm cell from a male and an egg cell from female is called __________. a) Zygote b) Fertilization c) Menstrual Cycle d) Embryo 2) It is the initial development stage in human after fertilization. a) Umbilical cord b) Placenta c) Embryo d) Fetus 3) It is the period or monthly shedding of the lining of the uterus. a) Gametogenesis b) Cleavage c) Menstruation d) Ovulation 4) During menstruation, it breaks down the endometrium. a) Follicular Phase b) Ovulation c) Luteal Phase d) Gastrulation 5) It is a process of cell differentiation of all major organs once the germ layers have formed. a) Fetus b) Placenta c) Organogenesis d) Growth and Tissue Specialization  6) It stimulates the production of milk in the mammary glands. a) Testes b) Prolactin c) Testoterone d) Estrogen 7) How many days does menstrual cycle lasts? a) 3 dyas b) 25 days c) 28 days d) 10 days 8) Females begin to menstruate between the ages of ______ and ______. a) 9 & 10 b) 5 & 9 c) 11 & 15 d) 23 & 25 9) Their main function is to contain egg until fertilization takes place and to provide a passage way leading the sperm to the egg and the fertilized egg to the uterus. a) Cervix b) Vulva c) Fallopian Tubes d) Vagina 10) In females, its stimulates ovulation, maturation of egg cell and progesterone production; whereas in males, it stimulates sperm and testosterone production. a) Prolactin b) Estrogen c) Follicle- Stimulating Hormone (FSH) d) Luteinizing Hormone (LH)

Maze Chase

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