A woman is 15 weeks pregnant with her first baby. She asks how long it will be before she feels the baby move. The best answer is:

a. You should have felt the baby move by now
b. Within the next month you should start to feel fluttering sensations
c. The baby is moving but you can't feel it yet
d. Some babies are quiet and you don't feel them move

Within the next month you should start to feel fluttering sensations.

Explanation: Maternal perception of fetal movement usually begins 16 to 20 weeks after conception. The earliest reported perception of fetal movements is 7 weeks and the latest is 30 weeks with an average of 19 weeks. Fetal movement should be felt by 16 to 20 weeks. If movement is not felt by the end of that time, then further assessment is necessary.

b. Within the next month you should start to feel fluttering sensations

Explanation:

A pregnant woman begins to feel the movement of the baby at 16 to 20 weeks after concetion, this is because it is the woman's first tine of being pregnant. The movement is also felt when the pregnancy is at the later part of 16 to 20 weeks period. If there is no movement at the end of the 16 to 20 weeks, then there will be a need for assessment.