Lamina muscularis incomplete in?

VAN-0084

QUESTION

Lamina muscularis incomplete in?

OPTIONS

(A) Oesophagus
(B) Reticulum
(C) Omasum
(D) Abomasum

ANSWER

(A) Oesophagus

EXPLANATION

The lamina muscularis (muscularis mucosae) is incomplete or poorly developed in the oesophagus compared with the more complete arrangement in the glandular and other gastrointestinal regions listed. Reticulum, omasum, and abomasum have a more organized muscularis mucosae appropriate to their mucosal structure.

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