Question

a flexible, muscular, tube - shaped organ, usually about 3 to 4 inches long, that stretches from the outside of the body up to the cervix. in the reproductive process it both receives the males penis and it expands to permit a baby to pass into the world.
○ uterus
○ vagina
○ labium major
○ clitoris

Explanation:

To solve this, we analyze each option:

• Uterus: A hollow organ where a fetus develops, not a tube - shaped organ from outside to cervix.
• Vagina: A flexible, muscular, tube - shaped organ (3 - 4 inches long) that connects the outside to the cervix, receives the penis, and expands for childbirth.
• Labium major: Outer folds of vulva, not a tube - shaped organ for the described functions.
• Clitoris: A small sensory organ, not matching the description.

Answer:

B. Vagina