Scrotum and Prostate - Part 3 Flashcards
How much of the periurethral glands comprised of glandular tissue?
1%
Where do the seminal vesicles lay compared to the prostate, bladder of vas deferens? (3)
- Prostate = superior
- Bladder = posterior
- Vas deferens = lateral
Where do the ducts of the seminal vesicles enter?
Central zone
What is formed once the vas deferens joins the seminal vesicles?
Ejaculatory ducts
What do the seminal vesicles do?
Store sperm
What is the surgical capsule?
Connective tissue separating the peripheral and central zones
- surgical boundary line used in transurethral resection procedures
- not a true capsule.
What does the verumontanum divide?
The urethra into proximal and distal segments
What is the region where the ejaculatory ducts enter the urethra?
Verumontanum
Where do the testicular arteries arise from?
The anterior aspect of the abdominal aorta
Where do the testicular arteries course along?
Along the periphery toward the mediastinum testis
What kind of blood resistance is in the testicular arteries?
Low-resistance flow, demonstrating low-flow velocity
- 15 cm/s
Where do the centripetal arteries course?
From the testicular surface toward the mediastinum
- branch in to multiple rami arteries
What kind of blood resistance is in the centripetal arteries?
Low-resistance blood flow, demonstrating low-flow velocity
- 5-20cm/s
Where is the cremasteric and deferential arteries contained?
In the spermatic cord
What do the cremasteric and deferential arteries supply?
Extratesticular structures
