Human Biology (MindTap Course List)
11th Edition
ISBN: 9781305112100
Author: Cecie Starr, Beverly McMillan
Publisher: Cengage Learning
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Textbook Question
Chapter 16, Problem 4SQ
During the menstrual cycle, a midcycle surge of _____ triggers ovulation.
- a. estrogen
- b. progesterone
- c. LH
- d. FSH
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Chapter 16 Solutions
Human Biology (MindTap Course List)
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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- Sperm are produced in the _______. a. scrotum b. seminal vesicles c. seminiferous tubules d. prostate glandarrow_forwardFigure 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.arrow_forwardNutrient and waste requirements for the developing fetus are handled during the first few weeks by _____. a. the placenta b. diffusion through the endometrium c. the chorion d. the blastocystarrow_forward
- What could be the reason why a woman only gets her period after puberty begins? A) Before puberty, high quantities of of corpus luteum are present B) Before puberty, GnRH levels may be too low. C) Before puberty, their endometrial lining is too thick.arrow_forwardPeaks of LH and FSH production occur during (A) the menstrual flow phase of the uterine cycle. (B) the beginning of the follicular phase of the ovarian cycle. (C) the period just before ovulation. (D) the secretory phase of the uterine cycle.arrow_forwardWhich of the following event is true regarding the menstrual phase? A. The stratum basalis is sloughed off B. It marks the end of each reproductive cycle C. It is due to high levels of estrogen and progesterone D. It starts a new reproductive cycle E. All of the abovearrow_forward
- Which of these has the largest amount of DNA? a. Spermatogonial cells b. Primary spermatocyte c. Secondary spermmatocyte d. Sertoli cells e. First polar bodyarrow_forwardThe thickness of a female’s endometrium changes in response to other events. What event is indicated by the arrow? A. implantation B. Menopause C. Ovulation D. menstrual flow D. A Healthyarrow_forwardDuring a menstrual cycle, a midcycle surge of_____ from the_____ triggers ovulation. a. FSH; pituitary c. LH; pituitary b. progesterone; egg d. estrogen; follicle cellsarrow_forward
- During the menstrual cycle, the degradation of the corpus luteum causes what? A) The decrease of progesterone levels and the thickening of the endometrium. B) The decrease of estrogen levels and increase of progesterone levels. C) The decrease of estrogen levels and the thickening of the endometrium. D) the decrease of progesterone levels and menses(period)arrow_forwardPrior to ejaculation, sperm are stored primarily ina. the seminiferous tubules.b. the rete testis.c. the epididymis.d. the seminal vesicles.e. the ejaculatory ductsarrow_forwardThe hormones in combined estrogen-progestin birth control pills prevent pregnancy primarily by preventing A)ovarian follicles from maturing. B)the endometrium from thickening. C)embryos from implanting. D)sperm from penetrating ova.arrow_forward
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