Moderate

In the context of amniocentesis, which of the following statements is incorrect?

Correct answer: B. It can be used for detection of cleft palate

  • A. It can be used for detection of Down's syndrome
  • B. It can be used for detection of cleft palate
  • C. It is usually done when a woman is between 14-16 weeks pregnant
  • D. It is used for prenatal sex determination

Explanation

The incorrect statement regarding amniocentesis is:b. It can be used for detection of cleft palate.Now, let's explain each option and why the correct answer is b:a. It can be used for detection of Down's syndrome: This statement is correct. Amniocentesis is a prenatal diagnostic procedure that can be used to detect chromosomal abnormalities, including Down's syndrome, by analyzing the fetal chromosomes in the amniotic fluid.b. It can be used for detection of cleft palate: This statement is incorrect. Amniocentesis is not used to detect physical abnormalities such as cleft palate. It is primarily used for chromosomal analysis and the detection of genetic or chromosomal disorders.c. It is usually done when a woman is between 14-16 weeks pregnant: This statement is generally correct. Amniocentesis is typically performed between 15 and 20 weeks of pregnancy, which is the second trimester.d. It is used for prenatal sex determination: This statement is correct. Amniocentesis can be used to determine the sex of the fetus, along with its potential for detecting genetic and chromosomal abnormalities.Summary:Amniocentesis is a prenatal diagnostic procedure commonly performed in the second trimester of pregnancy (between 15 and 20 weeks). It is primarily used for the detection of chromosomal abnormalities and genetic disorders. It can also be used for prenatal sex determination. However, it is not a method for detecting physical abnormalities such as cleft palate.

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