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chapter 11&12 h dev
| Term | Definition |
|---|---|
| puberty | the biological stage of development characterized by changes that lead to reproductive capacity |
| feedback loop | a system in which glands regulate each other's functioning through a series of hormonal messages |
| primary sex charcteristics | the structures that make reproduction possible |
| secular trend | a historical trend toward increasing adult height and earlier puberty |
| semen | the fluid that contains sperm and substances that nourish and help transport sperm |
| nocturnal emission | emission of seminal fluid while asleep |
| gynecomastia | enlargement of breast tissue in males |
| menarche | the onset of menstruation |
| osteoporosis | a condition involving progressive loss of bone tissue |
| ethnic identity | a sense of belonging to an ethnic group |
| clique | a group of 5 to 10 individuals who hang around together and who share activities and confidences |
| crowd | a large, loosely organized group of people who may or may not spend much time together and who are identified by the activities of the group |
| homosexual | referring to an erotic orientation toward members of one's own gender |
| masturbation | sexual self-stimulation |
| petting | kissing and touching the breasts and genitals |
Created by:
kmason0315
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