Answer Happy

4. What should be paid attention to about keeping the drainage tube unobstructed A: Patient takes semi-recumbent position B: Squeeze thoracic drainage tube at regular time C: Encourage patients to cough and breathe deeply D: Change body position, promote the drainage of pleural effusion, and promote lung expansion 5. Regarding fetal heart sounds, which of the following is true: A: First pregnant women can be heard through the abdominal wall at 18 - 20 weeks of pregnancy B: Single sound C: After the 24th week of gestation, I hear most clearly on the side of the fetus' limb D: Often accompanied by noise E: Fetal heart rate is similar to pregnant woman's heart rate 6. Regarding the delivery of the fetus by c-section which of the following statement is true? A: No need to rupture the fetal membrane. B: The surgeon usually uses his non dominant hand to hold the fetal head C. The Doyen retractor should be removed before delivering the fetus D: No need of fundal pressure 7. Right internal jugular - vein is preferred for central venous catheterisation because A: It provides more direct access to the right B: It avoids the thoracic duct C. It reduces procedure time D: It is larger than other central veins E: It is associated with fewer complications 8. which is the indication of nasogastric intubation? A: Esophagitis with stricture B: Corrosive gastritis C: Severe acute pancreatitis D: Severe esophageal varices E: Esophageal-cardiac stenosis or obstruction 9. During inserting a nasogastric tube, the patient began to cough, and then had dyspnea, turned cyanotic. What happened? A: Esophageal perforation B: Pneumothorax C. Insertion of NG tube into the trachea D: Nasal trauma E: Gastric perforation