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Multiple Choice
Which of the following male structures is homologous with the labia majora in females?
A
Scrotum
B
Penis
C
Prostate gland
D
Seminal vesicles
Verified step by step guidance
1
Understand the concept of homologous structures: In anatomy, homologous structures are those that have a common evolutionary origin and share similar embryonic development, even if they have different functions in adults.
Identify the embryonic origin of the labia majora: The labia majora in females develop from the same embryonic structures as certain male genital structures.
Consider the male structures listed: Scrotum, Penis, Prostate gland, and Seminal vesicles.
Recall the embryonic development of male structures: The scrotum in males develops from the same embryonic tissue as the labia majora in females, known as the labioscrotal swellings.
Conclude that the scrotum is homologous to the labia majora: Based on their common embryonic origin, the scrotum is the male structure homologous to the labia majora in females.