Urinary Bladder / Male Internal Reproductive Organs

In what sex is the urinary bladder slightly lower?

Female

When the bladder is empty, what dies it lie against?

Pubis and adjacent pelvic floor

When the bladder fills, what level may it reach?

Umbilicus

At birth, what shape is the bladder in?

Spindle-shaped and mostly in abdomen

What is the shape of the adult empty bladder?

Ship

What parts of the bladder form the apex?

Superior and two inferolateral surfaces

What parts of the bladder make up the neck?

Inferolateral surfaces and fundus

How do the ureters travel along the lateral wall of the fundus?

Subperitoneally

Where do the ureters enter the bladder?

Fundus

What is the result of the position of the uterus over the bladder during pregnancy?

Frequent micturition

What is the U-shaped space between the pubis and the bladder?

Retropubic space

What is contained in the retropubic space?

Retropubic fat pad

What is the smooth triangular structure located on the posterior and inferior wall of the bladder?

Trigone

How do the ureters travel through the bladder wall?

Obliquely in an inferomedial direction

What is the median ridge which extends above and behind the internal urethral orifice?

Uvula of bladder

What prevents reflux of semen into the bladder during ejaculation?

Internal urethral sphincter

What do the prostatic or vesical plexus of veins empty into?

Internal iliac vein

What system is vesical blood drained into?

Caval system

What initiates the micturition reflex?

Bladder fullness

What kind of control is the external urethral sphincter under?

Voluntary

What is the function of the testis?

Produce sperm

What are sacral misalignments associated with?

Bedwetting - nocturnal enuresis

What is the function of the epididymus?

Store sperm

What is the function of the ductus deferens?

Carry sperm from testes to ejaculatory duct

What is the function of the seminal vesicles?

Produce alkaline component of sperm

What does the ductus deferens join to form the ejaculatory duct?

Duct of seminal vesicle

What is the dilated terminal portion of the ductus deferens?

Ampulla of ductus deferens

What is formed by the union of the ductus deferens with the duct of the seminal vesicle?

Ejaculatory duct

What is the blood supply to the ductus deferens, seminal vesicle, and ejaculatory duct?

Artery of ductus deferens

Inferior vesical artery

Middle rectal artery

What is the function of the prostate gland?

produce semen

In males, what is situated below the bladder and surrounds the urethra?

Prostate gland

Which part of the prostate contains no glandular tissue?

Isthmus of prostate

What is the median crest located on the posterior wall of the prostatic urethra?

Urethral crest

What is the ovoid elevation located in the urethral crest?

Seminal colliculus

What is the tiny blind pouch located on the seminal colliculus?

Prostatic utricle

What is the prostatic utricle homologous to in females?

Uterus

What is the groove located lateral to the urethral crest?

Prostatic sinus

What does the prostatic sinus receive?

Ducts of the prostate gland

What is a consequence of benign prostatic hypertrophy?

Difficulty in micturition

What is the blood supply of the prostate gland?

Inferior vesical artery

Middle rectal artery

Internal pudendal artery

What is one of the most common cancers in men?

Prostate cancer

How does prostate cancer metastasize?

Blood and lymph channels

Where does prostate cancer typically metastasize?

Vertebral column and pelvis

What is used for early detection of prostate cancer?

Prostate specific antigen (PSA)

In prostate cancer, where can pain be referred to?

Sacrum