Q.

The right phrenic nerve

A. Passes down through the mediastinum posterior to the lung root
B. Is the sole motor supply to the right dome of diaphragm and crus
C. Gives off the right recurrent laryngeal nerve in the neck
D. Contains 50% motor and 50% sensory fibres
E. Divides into two main branches on the under surface of diaphragm
Answer» B. Is the sole motor supply to the right dome of diaphragm and crus
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