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assessment #2 holt study guide (peng)

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assessment #2 holt study guide (peng) specialized organs, glands, + hormones that are needed to produce a human being form the __________ - ANS - reproductive system FSH and LH are released by the brain to begin the process of ________ - ANS - puberty producing ova and providing a place where the fertilized egg can develop are 2 main functions of the ________ repro system - ANS - female the hormone ________ control development of female sexual characteristics, stimulates development of egg cells and prepares uterus for pregnancy - ANS - estrogen ovary - ANS - where egg cells are produced fallopian tube - ANS - where fertilization takes place uterus - ANS - where baby develops producing sperm + delivering them to the fem repro system are 2 main functions of ____ repro system - ANS - male the hormone ______ stimulates production of sperm cells + controls development of male sexual characteristics - ANS - testosterone testes - ANS - produces sperm cells maturates and stores sperm - ANS - epididymis secretes fluids that nourish and protect sperm - ANS - vas deferens Sex cells move out of the place where they are formed in the _____________________ of the male reproductive system and in the _____________________ of the female reproductive system. - ANS - vas deferens, fallopian tube semen forms in the ____ - ANS - vas deferens type of cell division that produces mature eggs and sperm - ANS - meiosis I and II stage of life at which egg/sperm production begins - ANS - female: before birth, male: puberty hormones that stimulate cycle of egg/sperm production - ANS - female: LH, FSH, estrogen male: LH, FSH, testosterone Monthly changes in the female reproductive system, which include production and release of an egg and preparation of the uterus for pregnancy, are the ________ - ANS - menstrual cycle During the _____________________ phase of the female monthly cycle, the endometrium detaches and is expelled from the uterus. - ANS - flow During the _____________________ and _____________________ phases of the female monthly cycle, the endometrium thickens. - ANS - follicular, luteal A _____________________ is produced when the 23 chromosomes of a sperm unite with the 23 chromosomes of an egg. - ANS - zygote The splitting of a single fertilized egg into two zygotes produces _____________________. - ANS - identical twins Blockage of the vas deferens or the fallopian tubes can result in _____________________. - ANS - infertility

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