Assertion: urethra's part | /r/HasProperty | internal
Facets:
Source sentences:
text: Produce and secrete estrogen and progesterone These parts are internal; the vagina meets the external organs at the vulva, which includes the labia, clitoris, and urethra.
text: In females, the urethra is composed of three parts: the internal sphincter, the urethrovaginal muscle, and the external sphincter, often called the compressor muscle as in females the urethra is kept compressed against the vagina in the absence of micturition.