The esophageal hiatus is the ____.
A. lower section of the esophagus
B. upper section of the esophagus
C. part of the esophagus that connects to the stomach
D. part of the esophagus that connects to the pharynx
E. hole in the diaphragm that the esophagus goes through
C. part of the esophagus that connects to the stomach
The hole in the diaphragm that the esophagus goes through is called the esophageal hiatus.
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Which of the following statements regarding the one-person bag-mask device technique is correct?
A. Bag-mask ventilations should be delivered every 2 seconds when the device is being operated by one person. B. The C-clamp method of holding the mask to the face is not effective when ventilating a patient with a bag-mask device. C. Adequate tidal volume is often difficult to achieve when one EMT is operating the bag-mask device. D. The bag-mask device delivers more tidal volume and a higher oxygen concentration than the mouth-to-mask technique.
Which of the following factors is associated with an increase in the incidence of RDS?
a. Maternal heart disease b. Maternal diabetes c. Maternal asthma d. Long labor