Study Guide for Campbell Biology
11th Edition
ISBN: 9780134443775
Author: Lisa A. Urry, Michael L. Cain, Steven A. Wasserman, Peter V. Minorsky, Jane B. Reece, Martha R. Taylor, Michael A. Pollock
Publisher: PEARSON
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Textbook Question
Chapter 46, Problem 8TYK
What is the role of the corpus luteum in pregnancy?
- a. It makes testosterone.
- b. It stimulates ovulation.
- c. It makes estradiol and progesterone.
- d. It stimulates uterine contractions during labor.
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When genetic males lacked the enzyme that converts testosterone to dihydrotestosterone, what happened to their sexual development? a. They developed an exaggerated male anatomy. b. They looked female at birth but developed male structures at puberty. c. They looked male at birth but developed female structures at puberty. d. They developed as females, except without menstruation or pubic hair.
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Chapter 46 Solutions
Study Guide for Campbell Biology
Ch. 46 - a. What adaptive advantages may asexual...Ch. 46 - Prob. 2IQCh. 46 - Prob. 3IQCh. 46 - Prob. 4IQCh. 46 - Fill in the blanks in the following description of...Ch. 46 - In the following diagram of the human female...Ch. 46 - Prob. 7IQCh. 46 - Prob. 8IQCh. 46 - Prob. 1SYKCh. 46 - Answer the following questions concerning the...
Ch. 46 - Prob. 3SYKCh. 46 - Prob. 1TYKFCh. 46 - Prob. 2TYKFCh. 46 - Prob. 3TYKFCh. 46 - Prob. 4TYKFCh. 46 - ______ common opening of digestive, excretory, and...Ch. 46 - Prob. 6TYKFCh. 46 - Prob. 7TYKFCh. 46 - Prob. 8TYKFCh. 46 - Prob. 9TYKFCh. 46 - Prob. 10TYKFCh. 46 - Prob. 1TYKCh. 46 - Prob. 2TYKCh. 46 - Prob. 3TYKCh. 46 - Prob. 4TYKCh. 46 - Prob. 5TYKCh. 46 - Prob. 6TYKCh. 46 - Which of the following statements correctly...Ch. 46 - What is the role of the corpus luteum in...Ch. 46 - The secretory phase of the uterine cycle a. begins...Ch. 46 - Prob. 10TYKCh. 46 - Prob. 11TYKCh. 46 - Choose from the following hormones to answer...Ch. 46 - Prob. 13TYKCh. 46 - Prob. 14TYKCh. 46 - Prob. 15TYKCh. 46 - Prob. 16TYKCh. 46 - Prob. 17TYK
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- What would happen if the placenta was not able to fulfill its endocrine function in a pregnantwoman? A. The level of hCG released by the trophoblast would increase B. Mature follicles would not be released by the ovaries C. FSH and LH levels would increase D. The corpus luteum would not be maintainedarrow_forwardWhich of these functions explains the role of hormones in the reproductive systems? A. Influence female sex traits B. Regulates body temperature. C. Controls the calcium level in the blood. D. Enables the body to produce more antibodies 4. Which of these reproductive parts explains the role of progesterone in the onset of puberty? A. Penis B. Uterine lining C. Oviduct D. Hypothalamusarrow_forwardWhich statement is NOT true regarding alcohol consumption during pregnancy? a. The surgeon general states that pregnant women should abstain from alcohol. b. Alcohol crosses the placenta freely and deprives the developing fetus of both nutrients and oxygen. c. Fetal alcohol syndrome cannot be treated, only prevented. d. No harm will result to the infant unless the mother is actually drunk.arrow_forward
- What produces sperm through spermatogenesis?A. Sertoli cellsB. Leydig cellsC. Interstitial cellsarrow_forwardHow does the decrease in progesterone at the last weeks of pregnancy help to bring on labor?a. stimulating FSH productionb. decreasing the levels of estrogensc. dilating the cervixd. decreasing the inhibition of uterine contractilityarrow_forwardWhat is the purpose of androgen binding protein by Sertoli cells of the testes? a. Potentiates the actions of testosterone at target cells b. Prevents testosterone from diffusing out the testes c. Regulates level of testosterone via negative feedback control at the level of the anterior pituitary d. To stimulate testosterone productionarrow_forward
- What is the function of the epididymis?a. sperm maturation and storage b. produces the bulk of seminal fluidc. provides nitric oxide needed for erectionsd. spermatogenesisarrow_forwardWhere does sperm production occur within the testis? a. rete testis c. seminiferous tubules b. myoid cells d. interstitial cellsarrow_forwardWhat does the combination pill for birth control contain? A. Estradiol and testosterone B. Testosterone and insulin C. Estradiol and progesterone D. Oxytocin and vasopressinarrow_forward
- What organ does the somatic hypomere originating from the general mesoderm give rise to? a. gonads b. pancreas c. heart d. kidneyarrow_forwardWhich among the types of neurons carry impulses from the brain or spinal cord to the muscles? A. associative neurons C. pyramidal neurons B. motor neurons D. sensory neurons 3. When did positive feedback stop during childbirth? A. when the baby was born C. when oxytocin was released B. when amnion bursted D. when the placenta came out 4. What is the treatment for cerebral palsy? A. through chemotherapy C. treated with antibiotics B. through surgery D. treated with anticonvulsant drugs 5. Which of the following components of negative feedback is responsible for the response to changes? A. control center B. effector C. receptor D. stimulus 6. Which of the following internal control systems is responsible in gathering information about the conditions inside and outside of the body? A. communicating system C. sensor B. control center D. thalamus 7. When there is an increase in the sugar level, negative feedback occurs in our body. What organ is responsible for…arrow_forwardWhat is the relationship between a primary spermatocyteand a spermatogonium?a. They are genetically identical.b. The spermatocyte is haploid and the spermatogonium is diploid.c. The spermatocyte has a flagellum; the spermatogonium does not.d. Both b and c are correctarrow_forward
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