Multiple choice number 10-15 ONLY a. First menstrual periodb. Capacity to get pregnant10. For the boys, the release of sperm called spermarche is indicative ofa. Their capacity for sexual reproductionb. Their sexual organs becoming more nature11. Which hormone is strongly associated with females' physical changes?a. Adrenalind. All of the abovec. Their reproduction organs becoming more developedd. All of the aboveb. Estrogenc. Testosteroned. Androgen12. Which hormone is strongly associated with the physical growth of males?a. Estrogen13. During adolescence, only few adolescents experience body-cathexis. This means thata. Adolescence are less happy about their appearanceb. Adolescence are more happy with how they lookb. Testosteronec. Estradiold. ProgesteroneAdolescence feel dissatisfied with their bodyc.d. Adolescence are satisfied with their body14. Metacognition or the ability to think about how you think may result ina. Increased introspectionb. Good memoryC. Capacity to differentiate solutionsd. Ability to become more creative in solving problems15. Which of the following best demonstrates emotional maturity?a. You think critically before reacting to situations.b. You talk to someone about how you feel about the situation.C. You shout inside your room to release tension.d. You decide to keep your feelings to yourself.

Answer: In higher living organisms, reproduction occurs sexually, i.e., the male and female produce…

Answered: 10. For the boys, the release of sperm…

Body Structures & Functions Updated

13th Edition

ISBN:9780357191606

Author:Scott

Publisher:Scott

Chapter21: Reproductive System

Section: Chapter Questions

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The secretion of _____ controls the formation of sperm. a. testosterone b. LH c. FSH d. all of the above
How Is Sex Determined? The absence of a Y chromosome in an early embryo causes the: a. embryonic testis to become an ovary b. Wolffian duct system to develop c. Mllerian duct system to degenerate d. indifferent gonad to become an ovary e. indifferent gonad to become a testis
Figure 18.17 Which of the following statements about hormone regulation of the female reproductive cycle is false? a. LH and FSH are produced in the pituitary, and estrogen and progesterone are produced in the ovaries. b. Estradiol and progesterone secreted from the corpus luteum cause the endometrium to thicken. c. Both progesterone and estrogen are produced by the follicles. d. Secretion of GnRH by the hypothalamus is inhibited by low levels of estrogen but stimulated by high levels of estrogen.
Figure 43.15 Which of the following statements about hormone regulation of the female reproductive cycle is false? LH and FSH are produced in the pituitary, and estradiol and progesterone are produced in the ovaries. Estradiol and progesterone secreted from the corpus luteum cause the endometrium to thicken. Both progesterone and estradiol are produced by the follicles. Secretion of GnRH by the hypothalamus is inhibited by low levels of estradiol but stimulated by high levels of estradiol.
Figure 18.12 Which of the following statements about the male reproductive system is false? a. The vas deferens carries sperm from the testes to the seminal vesicles. b. The ejaculatory duct joins the urethra. c. Both the prostate and the bulbourethral glands produce components of the semen. d. The prostate gland is located in the testes.
In the development of the female sex organs: a. all ducts in the 7-week embryo become Wolffian ducts. b. the SRY gene is activated. c. anti-Mullerian hormone is secreted. d. the Mullerian ducts develop into oviducts. e. the mother secretes oxytocin.
Besides producing gametes (sperm and eggs), the primary male and female reproductive organs also produce sex hormones. The _____ and the pituitary gland control secretion of both.
Figure 43.8 Which of the following statements about the male reproductive system is false? The vas deferens carries sperm from the testes to the penis. Sperm mature in seminiferous tubules in the testes. Both the prostate and the bulbourethral glands produce components of the semen. The prostate gland is located in the testes.
Figure 43.17 Which of the following statements about the menstrual cycle is false? Progesterone levels rise during the luteal phase of the ovarian cycle and the secretory phase of the uterine cycle. Menstruation occurs just after LH and FSH levels peak. Menstruation occurs after progesterone levels drop. Estrogen levels rise before ovulation, while progesterone levels rise after.
The function of the placental hormone human placental lactogen (hPL) is to ________. prepare the breasts for lactation nourish the placenta regulate the menstrual cycle all of the above
Match each hormone with its effect. oxytocin a. growth of facial hair testosterone b. uterus contracts LH c. LH, FSH are released GnRH d. surge causes ovulation FSH e. follicle develops HCG f. milk is produced prolactin g. corpus luteum is maintained
Label the early development stages shown in the following diagram.

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10. For the boys, the release of sperm called spermarche is indicative of a. Their capacity for sexual reproduction b. Their sexual organs becoming more nature c. Their reproduction organs becoming more developed d. All of the above huoignl changes?