Male Pelvis

Question 1

What are the male internal genital organs?

Answer 1

• Testes
• Epididymis
• Ductus Deferens
• Seminal Glands
• Ejaculatory Ducts
• Prostate Gland
• Bulbourethral Glands

These organs are crucial for male reproductive functions.

Question 2

What structures contribute to semen production

Answer 2

Mixture of secretions produced by the testes, seminal glands, prostate gland, and bulbourethral glands.

Semen serves as a vehicle for sperm transport and plays a role in activating the sperms.

Question 3

Fill in the blank: The _______ is a multi-use pathway for urinary and reproductive systems in males.

Answer 3

Male Urethra

Question 4

What are the sections of the male urethra? And where are they located?

Answer 4

• Pre-prostatic Urethra (bladder -> superior aspect of prostate)
• Prostatic Urethra (superior -> inferior aspect of prostate)
• Membranous Urethra (inferior border of prostate -> perineal membrane)
• Spongy Urethra (perineal membrane -> end of pendulus portion of penis)

Each section has different anatomical features and functions.

Question 5

Fill in the blank: The ejaculatory duct is formed by the union of the ducts of the _______ and the _______.

Answer 5

Seminal Glands, Vas Deferens

Question 6

What anatomical features are located in the prostatic urethra?

Answer 6

Urethral Crest, Seminal Colliculus and Prostatic Sinus

The urethral crest is a median ridge between two grooves, known as prostatic sinuses. The ejaculatory ducts open into the seminal colliculus.

Question 7

What is the prostatic utricle?

Answer 7

Tiny cul-de-sac that resembles a ‘cave chair’ located in the prostatic urethra and is associated with the ejaculatory ducts.

Question 8

True or False: The prostatic ducts open into the prostatic sinuses.

Answer 8

True

Question 9

What is the function of the internal urethral sphincter?

Answer 9

Controls the flow of urine from the bladder into the urethra.

It is an important anatomical feature in the male pelvic cavity.

Question 10

What is the purpose of the external urethral sphincter?

Answer 10

Regulates the release of urine from the urethra.

It is under voluntary control.

Question 11

What are the visceral branches of the internal iliac artery that supply the male reproductive organs?

Answer 11

• Inferior Vesical Artery
• Middle Rectal Artery
• Inferior Gluteal Artery
• Internal Pudendal Artery

These branches provide blood supply to various pelvic organs.