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1. Which of the following statements regarding uterinefunction is NOT correct?
   1. The cervical region of the uterus is the most likely site ofsuccessful implantation
   2. The myometrium contracts to expel the fetus during labor
   3. Mature sperm can actually survive in the female reproductivetract for several days
   4. The endometrium is the functional layer of zygoteimplantation

1. True orFalse:           Cryptorchidism, or failure of testes to descend out of the abdomendecreases male fertility & is a major risk factor fortesticular cancer.
   1. True                                                                              b. False

1. Which structure of the male reproductive system is responsiblefor production of the majority of volume in semen/seminalfluid?
   1. Theprostate                                                             c. The seminiferous tubules
   2. The seminal vesicles                                              d. The bulbourethral glands

1. In humans, separation of the cells at thepost-fertilization stem cell only state, beforedifferentiation of cells/tissue, may lead to the production ofwhat?
   1. Identicaltwins                                                          c. A non-viable zygote
   2. Fraternaltwins                                                         d. fetus from two different sperm cells

1. The hormone progesterone is responsible for which ofthe following changes in reproductive anatomy orphysiology?
   1. Contraction of uterinemuscles                         c. Secondary sex traits
   2. Myometriumgrowth                                             d. Maintenance of corpus luteum

1. Which of the following statements concerning themammary glands is correct?
   1. Both sexes are equally prone to breast cancer
   2. A mobile, spongy, & painful breast lumps is worrisome formost breast cancers
   3. The area immediately surrounding the nipple/areola is mostprone to cancer
   4. Mammary glands are a highly modified type of sweat gland