1. A typical fetus will be _____ times larger at 38 weeks than it was at 9 weeks
ID: 3451875 • Letter: 1
Question
1. A typical fetus will be _____ times larger at 38 weeks than it was at 9 weeks. 30 10 20 40 2. A typical labor last about: 3 to 7 hours. 5 to 9 hours. 11 to 14 hours. 8 to 12 hours. 3. About _____ million sperm cells are released in a typical ejaculation. 50 to 100 400 to 800 100 to 200 200 to 400 4. All organ systems except the sex organs are present, though not functional, at the beginning of the _____ phase of development. germinal zygote fetal embryonic 5. Ashley contracted rubella while she was pregnant. Her unborn child is most likely to be affected if it is in the _____ of development. the fetal phase the embryonic phase the blastocyst phase the germinal phase 6. At about four days after conception, the cell mass develops a hollow center and is called a: embryo zygote fetus blastocyst 7. At the beginning of the fetal phase of development, the fetus is about: one inch long. half an inch long. two inches long. three inches long. 8. Birth typically occurs _____ weeks after conception. 40 42 38 36 9. Each organ system begins to form during the _____ phase of development. germinal zygote embryonic fetal 10. The cardiovascular system is functioning by the end of week: 4 8 6 10 11. The developing organism is particularly vulnerable during the _____ because this is when the distinct organ systems are being formed. the blastocyst phase the germinal phase the fetal phase the embryonic phase 12. The embryonic phase of development lasts from about _____ after conception. weeks 5 through 11 weeks 3 through 8 weeks 1 through 7 weeks 4 through 9 13. The fetal phase is reached at _____ weeks after conception. 9 8 10 7 14. The first two weeks after conception are referred to as the ______ phase of development. embryonic zygote fetal germinal 15. The germinal phase ends when: the blastocyst attaches to the uterine wall. the blastocyst exits the fallopian tubes. the blastocyst is formed. the blastocyst consists of more than 4000 cells. 16. The outer mass surrounding the embryo becomes: the digestive system the brain the spinal cord the placenta 17. What phase of development gets its name from the Greek word for “swelling”? the fetal phase. the blastocyst phase. the embryonic phase. the germinal phase. 1. A typical fetus will be _____ times larger at 38 weeks than it was at 9 weeks. 30 10 20 40Explanation / Answer
Ans 1 : 20
The fetus grows in size as the time proceeds. Normally a typical fetus becomes 20 times of its size from 9 weeks to 38 weeks. The gestation period lasts apporximately 9 months of duration.
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