Answer to Question 1
C
Fibroid uterine tumors occur most frequently in women over 30 and those who have not had children. Menorrhagia (excessive menstrual flow) is the primary manifestation; other symptoms include increasing pelvic pressure, dysmenorrhea, abdominal enlargement, and constipation. During pregnancy, the hormones of pregnancy may increase the fibroid growth rate, crowding the uterus.
Answer to Question 2
D
Fertilization or conception occurs when a sperm and ovum unite. The fertilized ovum is called a zygote.