MHT CET Biology question

Not in NEET syllabus

The muscularis externa of oesophagus in its anterior region contains

(A)voluntary or striated fibresCorrect
(B)striated and smooth fibres
(C)involuntary or smooth fibres
(D)lamina propria

Answer: (A)

Solution

The anterior (upper) part of the oesophagus has voluntary striated muscle fibres; the mixed striated and smooth fibres (b) occur in the middle part, smooth

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Question ID VK-059659