front 1 Abstinence | back 1 the voluntary, conscious practice of refraining from specific, often enjoyable, activities or substances |
front 2 Amniotic sac | back 2 a thin, tough, transparent pair of membranes (the amnion and chorion) that surround a developing fetus in the uterus |
front 3 Blastocysts | back 3 an early-stage embryo, formed 5–6 days after fertilization, consisting of a fluid-filled ball of 100–200 cells |
front 4 Chromosomes | back 4 thread-like structures located inside the nucleus of animal and plant cells, composed of DNA tightly coiled around proteins |
front 5 Consent | back 5 Consent is a free, voluntary, knowing, and active agreement to participate in specific activities, such as sexual acts, and is communicated through clear words or actions. It is not coerced, forced, or implied by silence or past behavior. Consent must be ongoing and can be withdrawn at any time. |
front 6 Contraceptive | back 6 any device, medication, method, or procedure used to prevent pregnancy. |
front 7 Dating Violence | back 7 any type of verbal, emotional, physical, or sexual abuse that occurs between two people identified as being in a dating relationship |
front 8 Estrogen | back 8 Estrogen is a group of primary female sex hormones responsible for the development and regulation of the female reproductive system and secondary sex characteristics |
front 9 Fertilization | back 9 the biological process involving the fusion of male and female gametes (sperm and egg) to form a zygote, initiating the development of a new individual organism |
front 10 Fetus | back 10 the unborn offspring of a viviparous mammal, developing from an embryo into a more recognizable form |
front 11 Harassment | back 11 Harassment is unwanted, unwelcome, and uninvited behavior—verbal, physical, or electronic |
front 12 Healthy Relationships | back 12 mutual respect, trust, honesty, and open communication, where both partners feel safe, supported, and free to maintain their individuality |
front 13 Menstruation | back 13 the normal, monthly shedding of the uterine lining (endometrium) in people with a uterus, typically lasting 3–7 days |
front 14 Ovaries | back 14 a pair of small, oval-shaped endocrine glands in the female reproductive system located on either side of the uterus |
front 15 Puberty | back 15 the biological process of physical and hormonal changes through which a child’s body matures into an adult body capable of sexual reproduction |
front 16 Semen | back 16 a thick, whitish-gray bodily fluid released from the male reproductive tract during ejaculation. |
front 17 Sexual abuse | back 17 It is often perpetrated using physical force |
front 18 Sexually Transmitted Disease or Infection | back 18 an infection passed from person to person through vaginal, anal, or oral sexual contact |
front 19 Sperm | back 19 the microscopic, tadpole-shaped male reproductive cells (gametes) produced in the testes, designed to fertilize a female egg (ovum) to create an embryo |
front 20 Testosterone | back 20 the primary male sex hormone and an anabolic steroid, |
front 21 Zygote | back 21 the initial, single cell formed by the union of a female gamete (egg) and a male gamete (sperm) during fertilization |