Navicular fossa of spongiose part of urethra

Definition

The dilated terminal portion of the male spongy urethra located in the glans penis right before the external urethral orifice, also referred to as the most distal pendulous urethra; it is lined by stratified squamous, non-keratinizing epithelium; during development, the glans of the penis is initially solid but cannulates to give rise to the navicular fossa.

Also known as fossa navicularis of urethra, fossa navicularis urethrae, fossa navicularis urethrae (pars spongiosa, urethra masculina), navicular fossa, navicular fossa of urethra — per UBERON

The Navicular fossa of spongiose part of urethra is a part of the Urinary.

Also identified as

• SCTID 362233002 per UBERON