Options: a. liver; b. lungs; c. stomach; d. thorax;
Given those answer options, answer the question: Answer the following question given this paragraph: Figure 23.13, the esophagus runs a mainly straight route through the mediastinum of the thorax. To enter the abdomen, the esophagus penetrates the diaphragm through an opening called the esophageal hiatus. Q: The esophagus runs a mainly straight route through the mediastinum of what? A:
A:
d.