Prostate + Seminal Vesicles Normal Flashcards
The prostate gland is mainly composed of what kind of tissue?
glandular/fibromuscular
The prostate gland surrounds the neck of?
the bladder and urethra
The prostate gland has what relationship to the peritoneum?
Retroperitoneal
What is the main function of the prostate gland?
produces alkaline fluid to contribute to sperm transport and motility
The prostate is regulated by what hormone?
testosterone
What controls the prostate?
pituitary gland
What are the 3 zones of the prostate?
peripheral, central, transitional
What is the largest zone of the prostate?
peripheral (70%)
The peripheral zone is located ______ and ______.
posterior and lateral
What separates the TZ from the CZ and PZ?
the surgical capsule
Which zone is more prone to malignancy?
Peripheral
Which zone borders the seminal vesicles?
Central
What is the second largest zone of the prostate?
Central (25%)
Where is the central zone located?
base of prostate
The central zone narrows at the?
verumontanum
What is a potential route of the spread of a tumor to outside space?
invaginated extraprostatic space
What is the invaginated extraprostatic space?
where seminal vesicles or ejaculatory ducts enter the central zone
What is the verumontanum?
the area where the ejaculatory duct meets the urethra
The verumontanum is also called?
the seminal colliculus
What is the smallest area of the prostate?
Transitional zone (5%)
What originates in the transitional zone?
benign prostatic hyperplasia
The central zone contains what percent of malignancy?
5-10%
The transitional zone contains what percent of malignancy?
10-20%
What is the anterior fibromuscular stroma?
nonglandular region formed by smooth muscle and connective tissue that forms the anterior portion of the prostate
