The wall of urinary bladder has a thick layer of smooth muscle called
A
Dartos
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B
Detrusor
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C
Deltoid
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D
Depressor
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Solution
The correct option is B Detrusor a) Dartos muscle is a muscle present in the scrotal sac.
b) Deltoid muscle is a muscle of the upper arm.
c) Depressor muscle is a facial muscle.
d) Detrusor smooth muscle present in the wall of the urinary bladder is detrusor muscle. It helps in contraction of the urinary bladder during micturition.