are the site of sperm maturation, and they store and convey spermatozoa to thẻ ductus deferens, and when the sperm cells are not ejaculated and reaches their lifespan, the sperm cells The a. instertitial cells of the testes; die and become part of the semen b. epididymis; degenerate is recycled C. ejaculatory ducts; die and form a liquid excreted with the urine d. bulbourethral glands; used to create new sperm cells e. seminiferous tubules; dissolved by lysosomes cpread of STDS?

are the site of sperm maturation, and they store and convey spermatozoa to thẻ ductus deferens, and when the sperm cells are not ejaculated and reaches their lifespan, the sperm cells The a. instertitial cells of the testes; die and become part of the semen b. epididymis; degenerate is recycled C. ejaculatory ducts; die and form a liquid excreted with the urine d. bulbourethral glands; used to create new sperm cells e. seminiferous tubules; dissolved by lysosomes cpread of STDS?

Concepts of Biology

1st Edition

ISBN:9781938168116

Author:Samantha Fowler, Rebecca Roush, James Wise

Publisher:Samantha Fowler, Rebecca Roush, James Wise

Chapter18: Animal Reproduction And Development

Section: Chapter Questions

Problem 1ACQ: Figure 18.12 Which of the following statements about the male reproductive system is false? a. The...

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Watch this video (http://openstaxcollege.org/l/spermpath) to explore the structures of the male reproductive system and the path of sperm that starts in the testes and ends as the sperm leave the penis through the urethra. Where are sperm deposited after they leave the ejaculatory duct?
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.
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.
Match each term with the most suitable description. ___epididymis a. conveys oocyte to uterus ___vas deferens b. can be inflated by blood ___vagina c. where sperm mature ___seminal vesicle d. target of vasectomy ___penis e. main contribution to semen ___oviduct f. sheds lining monthly ___uterus g. birth canal
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.
Watch this video (http://openstaxcollege.org/l/ovulation) to observe ovulation and its initiation in response to the release of FSH and LH from the pituitary gland. What specialized structures help guide the oocyte from the ovary into the uterine tube?
Sperm are produced in the______ scrotum seminal vesicles seminiferous tubules d. prostate gland
Sperm are produced in the _______. a. scrotum b. seminal vesicles c. seminiferous tubules d. prostate gland
The secretion of _____ controls the formation of sperm. a. testosterone b. LH c. FSH d. all of the above
A human blastocyst normally implants in ................. a. an oviduct c. the uterus b. a seminiferous tubule d. the vagina
Ovulation releases _________. a. the corpus luteum b. a primordial follicle c. a primary oocyte d. a secondary oocyte and first polar body
Distinguish between: a. seminiferous tubule and vas deferens b. sperm and semen c. Leydig cells and Sertoli cells d. primary oocyte and secondary oocyte e. follicle and corpus luteum f. the three phases of the menstrual cycle