Question

the most common type of hiatal hernia is: please select your answer.. a paraesophageal hernia b sliding hernia

Explanation:

Hiatal hernias are classified into types. Sliding hernia is the most common. In a sliding hernia, the gastro - esophageal junction and a portion of the stomach move up into the mediastinum through the esophageal hiatus. Paraesophageal hernia is less common where the gastro - esophageal junction remains in place but a portion of the stomach herniates beside the esophagus.

Answer:

B. Sliding hernia