Related Questions
Correct Answer is C
Explanation
Choice A Reason: This is incorrect because it adds 10 months and 7 days to the last menstrual period, which is not Nägele's rule.
Choice B Reason: This is incorrect because it adds 9 months and 7 days to the last menstrual period, which is not Nägele's rule.
Choice C Reason: This is correct because it follows Nägele's rule, which is to subtract 3 months and add 7 days to the last menstrual period.
Choice D Reason: This is incorrect because it subtracts 4 months and adds 7 days to the last menstrual period, which is not Nägele's rule.
Choice E Reason: This is incorrect because it subtracts 4 months and adds 17 days to the last menstrual period, which is not Nägele's rule.

Correct Answer is B
Explanation
Choice A Reason: Linea nigra is a dark vertical line that appears on the abdomen of some pregnant women. It is caused by increased melanin production and usually fades after delivery.
Choice B Reason: Pica is a condition in which a person has an abnormal desire to eat substances that are not food, such as ice, clay, dirt, or chalk. It is more common in pregnant women and may indicate a deficiency in iron or other nutrients.
Choice C Reason: Ballottement is a technique of palpating a floating structure by bouncing it gently and feeling it rebound. In obstetrics, it can be used to detect the presence of the fetus by feeling its head move when the cervix is tapped.
Choice D Reason: Quickening is the first perception of fetal movements by the pregnant woman. It usually occurs between 16 and 20 weeks of gestation.

