Concept:
The external female genitalia are collectively called the vulva and include several structures with specific functions.
• Mons pubis: Fatty tissue covering pubic bone
• Labia majora/minora: Folds of skin
• Clitoris: Erectile structure
• Vestibule: Space enclosed by labia minora containing openings
Step 1: Understand the description.
The question describes a region enclosing both urethral and vaginal openings.
Step 2: Identify the structure.
The vestibule is the median vertical depression that contains:
• Urethral opening
• Vaginal opening
Step 3: Analyze options.
• (A) Mons pubis: External fatty area
• (B) Vestibule: Correct
• (C) Clitoris: Sensory organ
• (D) Hymen: Membrane partially covering vaginal opening
Step 4: Conclusion.
Thus, the described structure is the vestibule.
Final Answer: Option (B)