Answer to Question 1
1, 2, 3, 5.
1, 2, 3, 5. Correct. These symptoms are commonly associated with mastitis and should be in-cluded in the nurse's discussion.
4. Incorrect. This symptom is generally not associated with mastitis. It is commonly seen in women who have a plugged milk duct.
Answer to Question 2
2
1. Incorrect. The placenta grows wider until week 20 and continues to grow thicker.
2. Correct. The placenta produces four hormones necessary to maintain the pregnancy.
3. Incorrect. Toxic substances such as nicotine and carbon monoxide readily cross the pla-centa into the fetus.
4. Incorrect. Optimal circulation occurs when the woman is lying on her side.