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a structure of the endocrine system that produces and releases it's chemical products directly into the bloodstream |
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a chemical product of an endocrine gland that produces a specific effect such as growth or development |
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a cell in the body that recognizes a hormones chemical structure |
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a part of the brain that links the nervous system and the endocrine system |
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an endocrine gland that controls many body activities |
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a process in which a system is turned off by the condition it produces |
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organ of the male reproductive system in which the sperm and the testosterone |
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a hormone produced by the testis that controls the development of physical characteristics in mature men |
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an external pouch of skin in which the testis are located |
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a mixture of sperm and fluids |
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the organ through which both semen and urine leave the male body |
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a small tube through which urine flows from the body |
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a flower structure that encloses and protects ovules and seeds as they develop/system which eggs and estrogen are produced |
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a hormone produced by ovaries that controls the development of eggs and adult female characteristics |
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a passageway for eggs from an ovary to the uterus |
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the hollow muscular organ of the female reproductive system in which a fertilized egg develops |
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a muscular passageway leading to the outside of the body also called the birth canal |
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the cycle of changes that occurs in the female reproductive system during which an egg develops and the uterus prepares for the arrival of a fertilized egg |
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structure in the dermis of the skin from which an egg matures in an ovary |
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the process in which a mature egg is released from the ovary into a fallopian tube |
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the process in which the thickened lining of the uterus breaks down and blood and tissue then pass out of the female body |
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a young organism that develops from a zygote |
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the process by which cells change in structure and become capable of carrying out specialized functions |
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a developing human from the ninth week of deveopment until birth |
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a fluid filled sac that cushions and protects the embryo and fetus in the uterus |
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a membrane that becomes the link between the developing embryo or fetus and the mother |
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a rope like structure that forms between the embryo or fetus and the placenta |
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the stage of development between childhood and adulthood when children become adults physically and mentally |
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the period of sexual development in which the body becomes able to reproduce |
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