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Reproductive System

Reproductive System. Puberty (prep for reproduction) Hormone regulation in men Hormone regulation in women. What physical changes occur at puberty in males?. What physical changes occur at puberty in males?. Genital organs mature Underarm, facial, pubic and body hair Voice deepens

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Reproductive System

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  1. Reproductive System Puberty (prep for reproduction) Hormone regulation in men Hormone regulation in women

  2. What physical changes occur at puberty in males?

  3. What physical changes occur at puberty in males? • Genital organs mature • Underarm, facial, pubic and body hair • Voice deepens • Muscles grow • Bone density increases

  4. What physical changes occur at puberty in females?

  5. What physical changes occur at puberty in females? • Menstrual cycle begins • Genital organs mature • Underarm and pubic hair • Breasts develop • Pelvis widens • Fat tissue on hips and breasts

  6. Hormone Regulation • Hormone: a chemical in the blood that brings a message to 1 or more organs

  7. Erection • Due to sexual arousal, cavities in the penis fill with blood • This increases its volume and hardness

  8. Ejaculation • Expulsion of semen by the penis into the vagina • Spermatozoa make their way through the uterus into the fallopian tube in order for just 1 to fertilize the ovum

  9. Female Cycles • 28 days • Ovarian – in the ovaries • Menstrual – uterine endometrium (wall of uterus)

  10. POSTER • Reproduce the top and bottom parts of Figure 5.32 on p. 148 of your textbook • Make sure to include a • Title • Identification of the 2 axis • Identification of the 4 female cycle stages • Color

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