Involuntary Contraction of This Smooth Muscle Layer Wrinkles and Thickens

question 101

Multiple Choice

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

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

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