QUESTION 1. Penile and clitoral erection first occurs in the ______ phase of the sexual response. a. resolution b. plateau c. orgasm d. excitement QUESTION 2. The ______ effect involves the male's refractory period in a way that is similar to sensory-specific satiety. a. Masters b. Kinsey c. Johnson d. Coolidge 1 point QUESTION 3. Which of the following statements about testosterone is true? a. Males with low testosterone levels cannot be as sexually active as other males. b. The effect of castration on sexual behavior takes longer in rats than in humans. c. The relationship between sexual activity and testosterone levels could be explained by the fact that sexual activity itself increases testosterone levels. d. Castration of aggressive human prisoners is a common procedure that is effective in about 50% of cases. QUESTION 4. How are researchers now conceptualizing the drive for sexual interaction and other drives (such as hunger and thirst)? a. as cell needs b. as arising from specific hormones c. as arising from specific brain structures or networks d. as tissue needs QUESTION 5. Some of the same hypothalamic brain areas are involved in sex and hunger. This observation reflects what more general principle? a. Brain areas serve multiple functions. b. Brain areas have highly specific functions. c. Motivated behaviors arise solely from activity in the hypothalamus. d. Sex and hunger serve the same purpose for animals.
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The correct answer is d. excitement phase. Show more…
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A male rat (XY) castrated neonatally would respond to adult estrogen and progesterone injections by showing... Select one: a. female-typical sexual behavior b. both female- and male-typical sexual behavior c. male-typical sexual behavior d. no sexual behavior The formation of testes in a developing vertebrate is determined by... Select one: a. the presence of TDF b. having one X chromosome c. the lack of testosterone d. the presence of MIF e. the presence of testosterone The hormone directly responsible for the secretion of glucocorticoids is... Select one: a. ACTH b. testosterone c. TSP d. CRH e. cortisol Through the process of sexual differentiation, a male rat loses the potential to express his feminine characteristics through a process called ________________. Select one: a. feminization b. masculinization c. demasculinization d. activation e. defeminization Which brain region is responsible for age-related changes in the regulation of the HPA axis: Select one: a. hippocampus b. adrenal gland c. thalamus d. hypothalamus Which hormone is required to stimulate sperm production? Select one: a. LH b. oxytocin c. estrogen d. FSH e. progesterone Which of the following processes is NOT the mechanism by which the typical oral contraception (birth control pill) works? Select one: a. preventing growth of the follicle b. eliminating conception c. eliminating ovulation d. eliminating sex drive e. reducing endometrial elaboration
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21. Which of the following are distinguishing features of the prostate gland of an aging male when viewed through a microscope? (Check all that apply) a. cilia b. mucosal folds c. muscular wall d. prostatic calculi e. tubuloalveolar glands 22. The urethra is surrounded by which structure in the penis? (Circle one.) a. central artery b. corpora cavernosa c. corpus spongiosum d. dorsal vein 23. When viewing the cross section of the penis through a microscope, there are three erectile bodies, paired corpora cavernosa, and a single corpus spongiosum. (True/False) 24. Place the following terms in the correct order to describe the pathway that an ovum takes as it travels from the ovary to the uterus. a. ampulla of uterine tube b. infundibulum of uterine tube c. isthmus of uterine tube d. ovarian cortex e. uterine part of uterine tube f. uterus 25. Which of the following structures travels through the inguinal canal in females? (Circle one.) a. broad ligament b. ovarian ligament c. round ligament of the uterus d. suspensory ligament of the ovary e. uterosacral ligament 26. The peritoneal cavity is considered an (open/closed) cavity in the female because the uterine tube is (open/closed) at its distal end (the infundibulum). 27. Which of the following are the secretory units of the mammary glands, which produce milk? (Circle one.) a. alveoli b. areolar glands c. lactiferous sinuses d. lobules e. nipples
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