The function of the lower esophageal sphincter is to

The function of the lower esophageal sphincter is to
a. direct food from the mouth to the esophagus
b. protect the airway during swallowing
c. prevent backflow from the esophagus
d. prevent backflow from the stomach

Q. 2

Which of the following increases the risk of macrosomia?
a. Folate deficiency b. Prepregnancy obesity
c. Postpregnancy infection d. Gestational oxygen deprivation

Q. 3

The function of the upper esophageal sphincter is to
a. direct food from the mouth to the esophagus
b. protect the airway during swallowing
c. prevent backflow from the esophagus
d. prevent backflow from the stomach

Q. 4

What is macrosomia?
a. A neural tube defect
b. A high-birthweight infant
c. Excessive weight gain of the mother
d. Abnormal cravings for carbohydrate during pregnancy

Q. 5

The function of the epiglottis is to
a. direct food from the mouth to the esophagus
b. protect the airway during swallowing
c. prevent backflow from the esophagus
d. prevent backflow from the stomach

Q. 6

What is the most reliable indicator of an infant's future health status?
a. Infant's birthweight
b. Mother's weight before pregnancy
c. Mother's weight gain during pregnancy
d. Mother's nutrition status prior to pregnancy

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The function of the lower esophageal sphincter is to

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