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mamtesta2 - 6 What human female structure is homologous to...

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Unformatted text preview: 6. What human female structure is homologous to the male scrotum? A) labia minors B) labia majors C) clitoris D) urethra E) vagina 7. If a secondary oocyte is fertilized and successfully implanted in the uterine lining, it becomes a‘ pro-embryo and begins to secrete ,A) progesterone B) estrogen C) gonadotropin-releasing hormone Gt r h D) human chorionic gonadotropin . ‘ E) gonadotropin—inhibitin hormone O” Y) 8. Which is no; correct regarding the perineum A) It is a diamond-shaped area between the thighs B) It includes the urogenital triangle and the anal triangle C) It is circumscribed by the coccyx, ischial tubetosities, and pubic symphysis. D) It contains the uthetral and vaginal orifices in females E) It contains the urethral orifice in males 9. There are two major reasons that the number of different possible humans is virtually endless. One reason is random assortment of chromosomes, the other is A) random mating B) crossing over. C) reduction division D) nondisjunction. E) spermiogenesis. 10. At what stage of development are the right and lefi sides of the embryo established A) During blastulation B) During gasmilation C) During cleavage D) During impiantation E) During cell differentiation. 11. What would happen if more than one sperm penetrated a secondary oocyte, an event tenned polyspenny? A) Identical twins. B) The sperm with the most advanced chromosomes would merge with the female nucleus. C) The extra sperm would mostly likely fertilize one of the polar bodies D) The resulting zygote would not develop. ...
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