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The membranous urethra or intermediate part of male urethra is the shortest, least dilatable, and, with the exception of the urinary meatus, the narrowest...

The spongy urethra (cavernous portion of urethra, penile urethra) is the longest part of the male urethra, and is contained in the corpus spongiosum of...

The prostatic urethra, the widest and most dilatable part of the urethra canal, is about 3 cm long. It runs almost vertically through the prostate from...

The urethra (pl.: urethras or urethrae) is the tube that connects the mammalian urinary bladder to the urinary meatus. In placental mammals, the urethra...

Of all domesticated animals, they are absent only in dogs. Bulbourethral glands are located posterior and lateral to the membranous portion of the urethra...

perineal pouch, at the bladder's distal inferior end in females, and inferior to the prostate (at the level of the membranous urethra) in males. It is a...

urethra includes the prostatic and membranous urethra. The anterior urethra includes the bulbous and pendulous portion. The membranous urethra can be separated...

urethra Compressor urethrae muscle in the female is sometimes included Urethrovaginal sphincter in the female is sometimes included other Membranous urethra...

it and the superior fascia: the deep dorsal vein of the penis and deep dorsal vein of the clitoris the urethra (membranous portion in males) the deep transverse...

phallic. The upper part gives rise to the urinary bladder and the pelvic part gives rise to the prostatic and membranous parts of the urethra, the prostate...

enters the bladder via the ureters and exits via the urethra. In humans, the bladder is a distensible organ that sits on the pelvic floor. The typical...

including the membranous and cavernous portions of the urethra, and from the buttock and back of the thigh. The internal iliac lymph nodes also drain the superior...

stratified squamous epithelium) 500× Histology of female urethra showing transitional epithelium Histology of sweat gland showing stratified cuboidal epithelium...

(openings of the vagina and urethra respectively) are located is the vestibule. The meatus is below the clitoris and atop the introitus. The introitus...

through the urethra and out of the urethral orifice through muscular contractions. However, most fish do not possess seminiferous tubules. Instead, the sperm...

located in the midline of the body, although even this forms from the fusion of paired structures in the embryo. Under a tough membranous shell, the tunica...