EBK HUMAN BIOLOGY
11th Edition
ISBN: 8220100545931
Author: MCMILLAN
Publisher: Cengage Learning US
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Textbook Question
Chapter 16, Problem 8RQ
Which oocyte stage is ovulated? What happens to it if it encounters a sperm cell there? What happens if it does not meet up with sperm?
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Describe the development of an oocyte from primordial follicle to when it is released at ovulation. How do hormones contribute to this progression? Describe the development of a spermatogonia to a spermatozoa. How do hormones contribute to this progression? What is the function of Sertoli and Leydig cells?
Sperm must undergo capacitation before they are capable of fertilizing the egg. What is capacitation? What causes it?
After fertilization the blastocyst develops three germ layers. Which germ layer is the innermost layer?
Chapter 16 Solutions
EBK HUMAN BIOLOGY
Ch. 16 - Distinguish between: a. seminiferous tubule and...Ch. 16 - Which hormones influence the development of sperm?Ch. 16 - Which hormones influence the menstrual and ovarian...Ch. 16 - List four events that are triggered by the surge...Ch. 16 - What changes occur in the endometrium during the...Ch. 16 - Label the parts of the female reproductive system...Ch. 16 - Label the parts of the male reproductive system...Ch. 16 - Which oocyte stage is ovulated? What happens to it...Ch. 16 - Besides producing gametes (sperm and eggs), the...Ch. 16 - _____ production is continuous from puberty onward...
Ch. 16 - The secretion of _____ controls the formation of...Ch. 16 - During the menstrual cycle, a midcycle surge of...Ch. 16 - Ovulation releases _________. a. the corpus luteum...Ch. 16 - Which is the correct order for one turn of the...Ch. 16 - In order for sexual intercourse to produce a...Ch. 16 - Fertilization _____. a. unites the nuclei of a...Ch. 16 - Fertility specialists may advise a couple who wish...Ch. 16 - In the fertility awareness method of birth...Ch. 16 - Premenstrual syndrome (PMS) can include mood...Ch. 16 - Prob. 4CTCh. 16 - Prob. 5CT
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- Ovulation releases _________. a. the corpus luteum b. a primordial follicle c. a primary oocyte d. a secondary oocyte and first polar bodyarrow_forwardWhich is the correct order for one turn of the menstrual cycle? a. corpus luteum forms, ovulation, follicle forms b. follicle grows, ovulation, corpus luteum formsarrow_forwardFigure 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.arrow_forward
- What happens if the mature ovum is not fertilized in a female? Name the process.arrow_forwardWhat are the changes in reproductive system during puberty? How does the oocyte stop fertilization by multiple sperm?arrow_forwardWhich part of a sperm cell contains enzymes that help the sperm cell fertilize a secondary oocyte?arrow_forward
- What barriers must a sperm cross in order to fuse with the egg? How does the sperm accomplish this feat? Only one sperm can gain entrance into the secondary oocyte (egg). How is the passage of other sperm into the oocyte (egg) prevented? There are two processes -fast and slow- be sure to describe both.arrow_forwardDespite the presence of So many sperms in the vicinity of an egg cell, only one sperm enters the ovum. Whyarrow_forwardName one of the functions of the Leydig cells. What is spermatogenesis? What is the location of the Sertoli cells? List the three (3) regions of a sperm cell.arrow_forward
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