Disturbance in maternal metabolism

Patient Case Question 3. Which of the following explanations below is accurate and appropriate? a. Episodes of morning sickness can create a disturbance in maternal metabolism that may interfere with embryonic development. b. Drugs used to treat morning sickness can cause a variety of birth defects. c. These physical characteristics are highly suggestive of some type of chromosome abnormality. d. These phenotypic aberrations are pathognomonic (i.e.. diagnostic) for Down syndrome