Introductory Biology

Directions

Read the instructions for this self-checked activity. Type in your response to each question

Activity

AssignmentTutorOnline

An ectopic pregnancy occurs when a fertilized egg implants into a structure other than the uterine lining. Use these models to answer the following questions.

Part A

In the initial days of pregnancy, a woman often feels no symptoms at all. Women with ectopic pregnancies often experience severe pain in the lower abdomen. They may experience digestive discomfort. Use the model to explain why these symptoms occur.

Part B

Why do you think some ectopic pregnancy locations are more common than others?

Part C

Ectopic pregnancies can be a life-threatening condition for women. They may require quick surgical intervention, and in most cases the fertilized egg cannot be saved. Why do you think these risks exist with this type of pregnancy?

Part D

Cervical pregnancies are extremely rare. Women undergoing cervical pregnancies often experience unusual vaginal bleeding. In extreme cases, they may require a hysterectomy (removal of the uterus). Why do you think the symptoms and risk occurs with this type of ectopic pregnancy?