The MOST common cause of vaginal bleeding in the third trimester of pregnancy is:

a. Spontaneous abortion
b. Placenta previa
c. Ectopic pregnancy
d. Pre-eclampsia

b
Rationale: a. Spontaneous abortion is most common in the first trimester of pregnancy.
b. Correct.
c. Ectopic pregnancy is a first trimester emergency.
d. Pre-eclampsia is not a common cause of vaginal bleeding.

Health Professions

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Which of the following is the first concern when you are caring for a patient who has been in a vehicle collision?

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