The second stage is ______()
A. the interval between the onset of labor and full cervical dilation(10cm)
B. the period of the delivery of the infant
C. the period of the delivery of the placenta
D. appoximately 2 hours after delivery of the placenta
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The most common reason of ectopic pregnancy is :()
A. tubal inflammatory disease
B. IUD
C. passage of the fertilized ovum
D. drinking
Four portions of tube from inward to outward__()
A. interstitial portion,isthmus,ampulla,fimbria
B. interstitial portion, ampulla, isthmus, fimbria
C. ampulla, isthmus, interstitial portion, fimbria
D. fimbria ,ampulla, isthmus, interstitial portion
What is the function of Estrogen for the hypothalamus and the pituitary?()
A. negative feedback effect
B. positive feedback effect
C. both A and B
D. none of all
Which is the narrowest part of the fallopian tube?()
A. interstitial portion
B. isthmic portion
C. ampulla portion
D. fimbrial portion
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