A woman who is at 36 weeks of gestation is having a nonstress test. Which statement by the woman would indicate a correct unders
tanding of the test? A. "I will need to have a full bladder for the test to be done accurately."
B. "I should have my husband drive me home after the test because I may be nauseous."
C. "This test will help to determine if the baby has Down syndrome or a neural tube defect."
D. None of the above
The nonstress test is done to determine the fetal movement, heart rate and activities inside the mother's womb. It is prenatal test which is used to check the fetal health. This test places no stress over the fetus and the mother. It is done after 26 to 28 weeks of pregnancy. The mother does not require to have a full bladder for the test. As this test do not put physical and mental stress on the body of mother thus the mother may go home alone. This test cannot be used for diagnosis of genetic disorders like Down syndrome or neural tube defect.
Since it is likely that the weeds in the lake act as a food source for organisms within that ecosystem, killing all the weeds would harm the population that feeds off them, and in turn the populations that feed off of them.
Explanation: In the context of embryonic development, bone tissue may arise from several precursor cell populations, such as the neural crest (some facial bones), lateral mesoderm (bones of the limbs, among others), and paraxial mesoderm (vertebrae and part of the skull). There is no evidence to suggest that any of the bony structures is derived from the endoderm germ layer.
