Test 24 PDF

Test 24 Multiple Choice Identify the choice that best completes the statement or answers the question. ____ 1. Which of the following terms refers to a fertilized ovum? a. Blastocyst b. Embryo c. Zygote d. Morula ____ 2. Which structure is a solid ball of cells that forms about 3 days after fert...

Test 24 Multiple Choice Identify the choice that best completes the statement or answers the question. ____ 1. Which of the following terms refers to a fertilized ovum? a. Blastocyst b. Embryo c. Zygote d. Morula ____ 2. Which structure is a solid ball of cells that forms about 3 days after fertilization? a. Blastocyst b. Embryo c. Zygote d. Morula ____ 3. Which structure is a hollow ball of cells that develops and implants into the uterus? a. Blastocyst b. Embryo c. Zygote d. Morula ____ 4. Fertilization usually occurs in the a. uterus. b. outer third of the oviduct near the ovary. c. inner third of the oviduct near the uterus. d. ovarian follicle. ____ 5. The function of the yolk sac is to a. provide food until the blastocyst implants in the uterus. b. develop into a protective structure called the “bag of waters.” c. help in the production of blood cells. d. All of the above are functions of the yolk sac. ____ 6. The blastocyst undergoes rapid cell division and is _______________ as the fertilized egg. a. about twice as large b. about four times as large c. almost eight times as large d. the same size ____ 7. Which of the following is not a function of the placenta? a. Acting as the nutrient bridge between mother and baby b. Acting as an excretory organ c. Acting as an endocrine organ d. All of the above are functions of the placenta. ____ 8. The sequence of development for the fertilized egg is a. fertilization, zygote, morula, implantation, and blastocyst. b. fertilization, zygote, morula, blastocyst, and implantation. c. fertilization, zygote, blastocyst, morula, and implantation. d. fertilization, zygote, blastocyst, implantation, and morula. ____ 9. Which of the following is not formed by the mesoderm? a. Dermis of the skin b. Kidneys c. Bladder d. Muscles ____ 10. Which of the following is not formed by the endoderm? a. Lining of the lungs b. Nasal bones c. Thymus gland d. Tonsils ____ 11. Which of the following is not formed by the ectoderm? a. Dermis of the skin b. Epidermis of the skin c. Brain d. Spinal cord ____ 12. The time from maximal cervical dilation until the baby exits through the vagina is the _____ stage of labor. a. first b. second c. third d. fourth ____ 13. The time from the onset of uterine contractions to the complete dilation of the cervix is the _____ stage of labor. a. first b. second c. third d. fourth ____ 14. The process of the expulsion of the placenta occurs in the _____ stage of labor. a. first b. second c. third d. fourth ____ 15. Blood type is an inherited trait; therefore a. identical twins must have the same blood type. b. fraternal twins must have the same blood type. c. identical twins may have the same blood type, but do not have to have the same blood type. d. both A and B. ____ 16. Identical twins a. are the result of a single fertilized egg. b. usually share an umbilical cord. c. usually share a placenta. d. both A and C. ____ 17. Fraternal twins a. are the result of two fertilized eggs. b. must be of the same sex. c. must have the same blood type. d. All of the above are true. Test 24 Answer Section MULTIPLE CHOICE 1. ANS: REF: 2. ANS: REF: 3. ANS: REF: 4. ANS: REF: 5. ANS: REF: 6. ANS: REF: 7. ANS: REF: 8. ANS: REF: 9. ANS: REF: 10. ANS: REF: 11. ANS: REF: 12. ANS: REF: 13. ANS: REF: 14. ANS: REF: 15. ANS: TOP: 16. ANS: REF: 17. ANS: TOP: C PTS: p. 654 TOP: D PTS: p. 654 TOP: A PTS: p. 654 TOP: B PTS: p. 654 TOP: C PTS: p. 654 TOP: D PTS: p. 654 TOP: D PTS: p. 655 TOP: B PTS: p. 654 TOP: C PTS: p. 658 TOP: B PTS: p. 658 TOP: A PTS: p. 658 TOP: B PTS: p. 661 TOP: A PTS: p. 661 TOP: C PTS: p. 661 TOP: A PTS: Birth or parturition D PTS: p. 661 TOP: A PTS: Birth or parturition 1 DIF: Prenatal period 1 DIF: Prenatal period 1 DIF: Prenatal period 1 DIF: Prenatal period 1 DIF: Prenatal period 1 DIF: Prenatal period 1 DIF: Prenatal period 1 DIF: Prenatal period 1 DIF: Prenatal period 1 DIF: Prenatal period 1 DIF: Prenatal period 1 DIF: Birth or parturition 1 DIF: Birth or parturition 1 DIF: Birth or parturition 1 DIF: Memorization 1 DIF: Birth or parturition 1 DIF: Memorization Memorization Memorization Memorization Memorization Memorization Memorization Memorization Memorization Memorization Memorization Memorization Memorization Memorization Application Application REF: p. 661 REF: p. 661