1.Please choose the advantages of the Pfannenstiel incision. A. Low position, more beautiful; small incision tension, li

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1.Please choose the advantages of the Pfannenstiel incision.
A. Low position, more beautiful; small incision tension, light reaction
after operation, strong healing ability.
B. It is the easiest to deliver the fetus with high flowing heads.
C. The incision scar is the easiest to deal with when open again.
D. Suture incision and close Abdomen
2. Which of the following is a contraindication of
cesarean section?
A. Placental abruption
B. Placenta previa
C. Cephalopelvic disproportion
D. Stillborn fetus
E. Fetal distress
3. Which situation is wrong about removing the
closed thoracic drainage tube?
A. Daily drainage less than 100ml
B. Thoracic drainage without gas
C. X-ray showed that the lung expanded well
D. 24 hours after thoracic closed Drainage
4. Which of the following statement is wrong about
central venous catheterization?
A. We need to obtain written informed consent beforeprocedure.
B. Coagulopathy is absolute contraindication for centralvenous catheterization.
C. Subclavian and internal jugular veins are generally preferred because they present a lower risk of infection and fewer mechanical complications.
D. The tip of the internal jugular venous catheterizationshould reach the junction of the superior vena cava and the right atrium.
E. Because the risk of infection increases with an increasingnumber of lumens, a catheter with fewest number of lumens required should be used.