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5 Written questions

5 Matching questions

  1. dominant disorder
  2. genetic testing
  3. ovum
  4. placenta
  5. cephalocaudal sequence
  1. a A blood test to determine whether a person carries the gene for a given genetic disorder.
  2. b The structure projecting from the wall of the uterus during pregnancy through which the developing baby absorbs nutrients.
  3. c An egg cell containing the genetic material contributed by the mother to the baby.
  4. d The developmental principle that growth occurs in a sequence from head to toe.
  5. e An illness that a child gets by inheriting one copy of the abnormal gene that causes the disorder.

5 Multiple choice questions

  1. The most common chromosomal abnormality, causing mental retardation, susceptibility to heart disease, and other health problems; and distinctive physical characteristics, such as slanted eyes and stocky build.
  2. A professional who counsels parents-to-be about their own or their children's risk of developing genetic disorders, as well as about available treatments.
  3. The developmental principle that large structures (and movements) precede increasingly detailed refinements.
  4. In pregnancy, an image of the fetus in the womb that helps to date the pregnancy, assess the fetus' growth and identify abnormalities.
  5. The structure that attaches the placenta to the fetus, through which nutrients are passed and fetal wastes are removed.

5 True/False questions

  1. quickeningThe pear-shaped muscular organ in a woman's abdomen that houses the developing baby.


  2. assisted reproductive technology...


  3. proximodistal sequenceThe developmental principle that growth occurs in a sequence from head to toe.


  4. chorionic villus samplingThe second stage of prenatal development, lasting from week 3 through week 8.


  5. amniocentesisA second trimester procedure that involves inserting a sy