Which of the following structures passes through the opening labeled 2 in the diagram?
A)internal carotid artery
B)mental nerve
C)cranial nerve XI (accessory)
D)branch of the occipital artery
E)cranial nerve VII (facial)

Question

Which of the following structures passes through the opening labeled 2 in the diagram? 
A)internal carotid artery 
B)mental nerve 
C)cranial nerve XI (accessory) 
D)branch of the occipital artery 
E)cranial nerve VII (facial)

Quizplus · Accepted Answer

The opening labeled as 2 is the jugular foramen, which is a major passageway of cranial nerves IX, X and XI, and the internal jugular vein. Therefore, the structure that passes through the opening labeled 2 is cranial nerve XI (accessory).

Which of the Following Structures Passes Through the Opening Labeled