EBK HUMAN ANATOMY
9th Edition
ISBN: 8220103631327
Author: Nath
Publisher: PEARSON
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Chapter 28, Problem 17RFT
Summary Introduction
Introduction:
Pregnancy is also known as gestation period. It is the time wherein one or more offspring grows inside the woman. In order to confirm the pregnancy, tests are performed. These tests can be urine sample or blood sample. In both the tests, levels of hormones are checked in order to confirm the pregnancy.
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The presence of which of the following hormones is tested for pregnancy
a) Human chorionic gonadotropin ( hCG)
b ) Luteinizing hormone (LH )
c ) Progesterone
d ) Human placental lactogen
Which hormone is primarily responsible for maintaining the early stages of pregnancy?
A) Estrogen
B) Progesterone
C) Human Chorionic Gonadotropin (hCG)
D) Oxytocin
The hormone that induces ovulation in women and promotes the ovarian secretion of progesterone is (a) interstitial cell-stimulating hormone. (b) estradiol. (c) luteinizing hormone. (d) prolactin.
Chapter 28 Solutions
EBK HUMAN ANATOMY
Ch. 28 - Match each numbered item with the most closely...Ch. 28 - Prob. 2RFTCh. 28 - Prob. 3RFTCh. 28 - Prob. 4RFTCh. 28 - Prob. 5RFTCh. 28 - Prob. 6RFTCh. 28 - Prob. 7RFTCh. 28 - Prob. 8RFTCh. 28 - Match each numbered item with the most closely...Ch. 28 - Prob. 10RFT
Ch. 28 - Identify the two extra-embryonic membranes and the...Ch. 28 - Prob. 12RFTCh. 28 - Prob. 13RFTCh. 28 - Prob. 14RFTCh. 28 - 15. A blastocyst is a(n)
(a) extra-embryonic...Ch. 28 - During the second trimester, the most significant...Ch. 28 - Prob. 17RFTCh. 28 - Prob. 18RFTCh. 28 - The extra-embryonic membrane that forms the...Ch. 28 - During implantation, the (a) syncytiotrophoblast...Ch. 28 - 1. What would be the fate of an embryo if the...Ch. 28 - Prob. 2RCCh. 28 - 3. The stage of development that follows cleavage...Ch. 28 - Prob. 4RCCh. 28 - Prob. 5RCCh. 28 - Describe the effects of human chorionic...Ch. 28 - 7. What occurs during amphimixis?
Ch. 28 - Prob. 8RCCh. 28 - Prob. 9RCCh. 28 - Prob. 10RCCh. 28 - 1. Joe and Jane desperately want to have children,...Ch. 28 - 2. The virus that causes rubella, or "German...
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- The hormone-secreting layer of the placental barrier is (a) the extraembryonic mesoderm, (b) the lacunae, (c) endothelium, (d) cytotrophoblast, (e) syncytiotrophoblast.arrow_forwardOestrogens are produced from androgens in the granulosa cells (GC) in the ovary. These androgens are derived from… a) The blood b) The interstitial (theca) cells c) Granulosa cells d) The oocytearrow_forwardThe part of the endometrium that undergoes cyclical changes in response to variations in sex hormone levels is the, (a) serosa. (b) basal layer. (c) muscular myometrium. (d) functional layer.arrow_forward
- The hormone that induces ovulation in women and promotes the ovarian secretion of progesterone is, (a) follicle-stimulating hormone. (b) estradiol.(c) luteinizing hormone. (d) prolactin.arrow_forwardWhich of the following statements about lactation is false? A) Suckling and/or mechanical stimulation of the breasts causes secretion of prolactin-releasing factor. B) High levels of estrogen and progesterone inhibit the effect of prolactin on the mammary. C) Both colostrum and breast milk contain antibodies. D) Prolactin stimulates milk production. E) Other hormones responsible for breast growth during pregnancy include growth hormone, parathyroid hormones, and glucocorticoids.arrow_forwardThe secretion of gonadotropins is stimulated by a ) LH b ) inhibin d ) GnRH e) testosteronearrow_forward
- 11.)Which hormone promotes the thickening of the endometrium and also inhibits the hormone that promotes the development of the follicle wall into the corpus luteum? a.) Progesterone b.) Luteinizing hormone (LH) c.) Estrogen d.) Follicle stimulating hormones (FSH) 12.) If gonadotropin releasing hormone (GnRH) production were blocked, the following would occur, except : a.) LH levels would decrease b.) Sperm production would decrease c.) Testosterone production would decrease d.) FSH level would increase 13.) Which of the following is not a hormone? a.) Estrogen b.) Testis c.) Testosterone d.) Gonodotropin releasing hormone 14.)Which hormone is inhibited during pregnancy in order to prevent contractions of the uterus? a.) Estrogen b.) Progesterone c.) Oxytocin d.) Follicle stimulating hormones (FSH) 15.)Which of the following glands controls the function of the ovaries? a.) Parathyroid b.) Thymus c.) Thyroid d.) Pituitary Glandarrow_forwardIn men, LH (luteinizing hormone) stimulates ... a) ... spermatogenesis. b) ... the development of the sperm ducts. c) ... the production of testosterone.arrow_forward(c) Name two hormones produced by the ovaries in female. (d) Name the major cells in the gonads that produce the two hormones in (c) during follicular phase. during luteal phases. (e) Contraceptive pill contains the two hormones in (c). Briefly explain how they work.arrow_forward
- If the ovum is not fertilized, the corpus luteum regresses, and the endometrium sloughs off to result in the first day of menstrual bleeding. The latter event would be duplicated, even if fertilization occurred, if receptors for which of the following hormones were occupied by an antagonist? A) Dehydroepiandrosterone B) Estradiol C ) Estriol D) Estrone E) Progesteronearrow_forwardThis organ secretes which of the following: (A) spermatozoa (B) zinc and spermicine (C) prostaglandins and fructose (D) mucousarrow_forwardBetween puberty and menopause, a biological woman in good health makes A)testosterone but not estrogen or progesterone. B)estrogen but not progesterone or testosterone. C)estrogen and progesterone but not testosterone. D)estrogen, progesterone, and testosterone.arrow_forward
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