The following questions will help you review concepts presented in this module.

1. Alcohol exposure to the developing fetus is harmful during this stage of pregnancy:
   1. The first trimester
   2. The second trimester
   3. The third trimester
   4. All of the above
2. The hippocampus is a region of the brain that is responsible for which functions:
   1. Motor skills
   2. Attention
   3. Learning and memory
   4. Executive functioning
3. Alcohol can easily pass from the mother’s blood to the fetus because of which property:
   1. Polarity
   2. Boiling point
   3. Small molecular size
   4. Viscosity
4. Reactive oxygen species are formed when:
   1. Oxygen combines with hydrogen
   2. Oxygen “steals” an electron from another molecule
   3. Oxygen donates a proton to another molecule
   4. Oxygen reacts with another oxygen

Now, check your answers here.