With regard to the phrenic nerve:

Question

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it divides into anterior posterior and medial divisions on the thoracic surface of the diaphragm

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its fibres are exclusively motor

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it is predominantly sensory

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the right phrenic nerve lies anterior to the right lung root

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it divides into anterior posterior and medial divisions on the abdominal surface of the diaphragm

1.	With regard to the phrenic nerve:
A.	its fibres are exclusively motor
B.	it is predominantly sensory
C.	the right phrenic nerve lies anterior to the right lung root
D.	it divides into anterior posterior and medial divisions on the thoracic surface of the diaphragm
E.	it divides into anterior posterior and medial divisions on the abdominal surface of the diaphragm
Answer» D. it divides into anterior posterior and medial divisions on the thoracic surface of the diaphragm

Discussion