Practical 1 - Station 4: Male Reproductive Organs

Question 1

Identify

Answer 1

1. Anus
2. Prostate
3. Seminal vesicle
4. Rectum
5. Ureter
6. Bladder
7. Vas deferens
8. Urethra
9. Penis
10. Epididymis
11. Testis
12. Scrotum

Question 2

What is shown here and what is it’s function?

Answer 2

Bulbourethral gland

• Secrete mucoprotein rich secretion into the ejaculate

Question 3

What is shown here?

Answer 3

Prostate

Question 4

What are the walls of the inguinal canal?

Answer 4

M - muscle (roof)

A - aponeurosis (anterior)

L - ligament (floor)

T - transversalis fascia (posterior)

Question 5

What are the main contents of the spermatic cord?

Answer 5

Testicular artery

Genital branch of genitofemoral nerve

Vas deferens

Question 6

Answer 6

Question 7

What is the name of the tough outer fibrous layer of the testis?

Answer 7

Tunica albuginea

Question 8

What forms the tunica vaginalis?

Answer 8

Parietal and visceral peritoneum

Question 9

Between what layers does a hydrocele form?

Answer 9

Parietal and visceral tunica vaginalis

Question 10

What is a haematocele?

Answer 10

Blood collecting inbetween layers of tunica vaginalis

Question 11

What is the blood supply to the testis?

Answer 11

Testicular artery

Question 12

At what vertebral level does the testicular artery arise from the abdominal aorta?

Answer 12

L2

Question 13

What 2 structures do the testicular arteries cross at the pelvic brim?

Answer 13

Common iliac vein

Common iliac artery

Question 14

What is the name given to the bundle of veins shown here?

Answer 14

Pampiniform plexus

Question 15

What are the two functions of the pampiniform plexus?

Answer 15

Venous return

Temperature regulation

Question 16

Into which vein does the right testicular vein drain?

Answer 16

IVC

Question 17

Into which vein does the left testicular vein drain?

Answer 17

Left renal vein

Question 18

What is shown here and what usually causes it?

Answer 18

Varicocele

• Dilated tortuous veins of the pampiniform plexus
• Renal vein stenosis or other that increases pressure

Question 19

What are the two lymph node groups that recieve lymph from the testis?

Answer 19

Inguinal

Paraaortic

Question 20

Identify the inguinal and paraaortic lymph nodes

Answer 20

1. Paraaortic
2. Common iliac
3. Internal iliac
4. Inguinal

Question 21

What is the course of the vas deferens?

Answer 21

Arises at the tail of the epididymis

Traverses the inguinal canal

Enters the pelvis by crossing the external iliac vessels

Terminates by joining the duct of the seminal gland

Question 22

What type of tube is the vas deferens?

Answer 22

Muscular

Question 23

What is the name given to the tube formed by the joining of the seminal duct and the vas deferens?

Answer 23

Ejaculatory duct

Question 24

What point of the urethra does the ejaculatory duct join?

Answer 24

Prostatic urethra

Question 25

What is shown here by "5"

Answer 25

Seminal vesicles

Question 26

What is the main constituent of the secretions of the seminal vesicle?

Answer 26

Fructose for energy

Question 27

What are the main secretions produced by the prostate and what is the function?

Answer 27

Alkaline Neutralise acidity of female tract

Question 28

What is the drainage of the prostate via?

Answer 28

Prostatic venous plexus

Question 29

What is the clinical significance of the prostatic venous plexus?

Answer 29

It connects to the vertebral venous plexus and is a route of metastasis

Question 30

Summary of male venous drainage

Question 31

What is shown here?

Answer 31

Bulbourethral gland

Question 32

Where do the bulbourethral glands enter the urethra?

Answer 32

Spongy urethra

Question 33

What are the main secretions of the bulbourethral gland?

Answer 33

Mucoproteins for lubrication of the urethra

Question 34

What is the lymphatic drainage of the prostate?

Answer 34

External iliac Sacral

Question 35

What is the lymphatic drainage of the seminal vesicle?

Answer 35

Internal iliac

Question 36

What is the lymphatic drainage of the scrotum?

Answer 36

Superficial inguinal

Question 37

What is the lymphatic drainage of the penis?

Answer 37

Glans: Deep inguinal and external iliac Skin: Superficial inguinal