Term
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Definition
| chemical product of the endocrine gland |
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Term
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Definition
| the process in which a mature is released from the ovary into the fallopian tube |
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Term
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Definition
| organs of the female reproductive system (2) in which eggs and estrogen are produced |
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Term
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Definition
| a hormone produced by the testes that controls the development of physical characteristics in mature men |
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Term
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Definition
| a cell in the body that recognizes a hormone's chemical structure |
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Term
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Definition
| a fertilized egg produced by the joining of a sperm and an egg |
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Term
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Definition
| a hormone produced by the ovaries that controls the development of eggs and adult female characteristics |
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Term
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Definition
| the joining of a sperm and an egg |
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Term
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Definition
| organs of the male reproductive system in which sperm and testosterone are produced |
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Term
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Definition
| the period of sexual reproduction in which the body becomes ready to reproduce |
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Term
| functions of the endocrine system |
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Definition
| 1. produces chemicals that control many of the body's daily activities---2. regulates long term changes such as growth and development |
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Term
| how negative feedback works |
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Definition
| when the amount of a particular hormone in the blood reaches a certain level, the endocrine system sends signals that stop the release of that hormone |
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Term
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Definition
| days 1-4: menstrual discharge________days 5-13: developing egg________days 14-15: ovulation occurs________days 16-22: egg moves through oviduct. uterus lining becomes thicker________days 23-28: unfertilized egg enters uterus |
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Term
| what sexual reproduction involves |
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Definition
| sexual reproduction involves the production of eggs by the female and sperm by the male. the egg and sperm join together during fertilization |
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Term
| make-up of the female reproductive system |
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Definition
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Term
| make up the male reproductive system |
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Definition
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Term
| how an embryo and fetus are protected |
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Definition
| they are protected by the membranes and other structures that form during development |
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Term
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Definition
| labor, delivery, & afterbirth |
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Term
| difference b/w identical and fraternal twins |
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Definition
| I: 1 sperm fertilizes 1 egg; egg splits into 2 identicle embryos________ F: 2 different sperm fertilize 2 eggs; each egg develops into an embryo |
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Term
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Definition
| Infancy, Childhood, Adolescence, Adulthood |
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