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Involuntary Contraction of This Smooth Muscle Layer Wrinkles and Thickens

Question 108

Multiple Choice

Involuntary contraction of this smooth muscle layer wrinkles and thickens the walls of the scrotum to prevent heat loss.

A) tunica albuginea
B) tunica vaginalis
C) dartos muscle
D) cremaster muscle
E) internal spermatic fascia

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