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Question 677
Anatomy → Region
Classification
Question
SSBAQuestion Header
Anatomy
Question Stem
Which embryological component of the diaphragm forms the central tendon?
Options
A
Pleuroperitoneal membrane
B
Dorsal mesentery
C
Septum transversum
D
Cervical myotome
E
Body wall
Explanation
The diaphragm develops from several components; the septum transversum specifically forms the central tendon.
Option Validity
A) Pleuroperitoneal membranes contribute to the diaphragm but do not form the central tendon.
B) The dorsal mesentery contributes to diaphragm formation but not the central tendon.
D) Cervical myotomes contribute muscular elements rather than the central tendon.
E) Body-wall contribution does not form the central tendon.
Further Reading
Saxena - MRCOG-1 Basic Sciences, Chapter 2: Anatomy, Printed p.12.