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| 1 | |
A woman is told by her physician that she is pregnant and that she is 44 days past her LMP. Approximately how many days has the embryo been developing, and what developmental events are occurring? |
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| 2 | |
A high fever can prevent neural tube closure. If a woman has a high fever approximately 35-45 days after her LMP, what kinds of birth defects may be seen in the developing embryo? |
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| 3 | |
If the apical ectodermal ridge is damaged during embryonic development when the limb bud is about one-half grown, what kinds of birth defects might be expected? Describe the anatomy of the affected structure. |
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| 4 | |
What are the results of exposing a female embryo to high levels of testosterone while she is developing? |
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| 5 | |
Three minutes after birth, a newborn has an Apgar score of 5 as follows: A, 0; P, 1; G, 1; A, 1; and R, 2.What are some of the possible causes for this low score? What might be done for this neonate? |
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| 6 | |
When a woman nurses, it's possible for milk letdown to occur in the breast that is not being suckled. Explain how this response happens. |
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| 7 | |
Dimpled cheeks are inherited as a dominant trait. Is it possible for two parents, each of whom has dimpled cheeks, to have a child without dimpled cheeks? Explain. |
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| 8 | |
The ability to roll the tongue to form a "tube" results from a dominant gene. Suppose that a woman and her son can both roll their tongues, but her husband cannot. Is it possible to determine if the husband is the father of her son? |
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| 9 | |
A woman who does not have hemophilia mates with a man who has the disorder. Determine the genotype of both parents if half of their children have hemophilia. |
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