SBA — Single Best Answer · Review
Question 671
Anatomy → Region
Classification
Question
SSBAQuestion Header
Which nerves provide sensory innervation to the diaphragmatic pleura?
Question Stem
Select the single best answer.
Options
A
Vagus nerve centrally and sympathetic nerves peripherally
B
Phrenic nerve over the domes and intercostal nerves over the periphery
C
Intercostal nerves over the domes and phrenic nerve over the periphery
D
Phrenic nerve throughout the entire diaphragmatic pleura
E
Recurrent laryngeal nerves over the domes and vagus nerves peripherally
Explanation
The diaphragmatic pleura is supplied by the phrenic nerve over the domes and by the intercostal nerves over its peripheral part.
Option Validity
A) The described sensory distribution is phrenic centrally over the domes and intercostal peripherally.
C) This reverses the distribution of the phrenic and intercostal nerves.
D) The peripheral diaphragmatic pleura receives intercostal nerve supply.
E) Recurrent laryngeal and vagal nerves do not provide the described sensory distribution to the diaphragmatic pleura.
Further Reading
Saxena R. Textbook for MRCOG-1. Chapter 2: Anatomy, p.12.