Menna Abdel-Dayem
Professor of Histology, Kasr Al Ainy School of Medicine
Faculty of Medicine, Kasr Al- Ainy, Cairo University, Postal Code: 11559 (email)
Male genital system MCQ 2
1-The order of ducts in the male genital system: *
- a) Rete testis- Tubuli recti- Vasa efferentia- epididymis
- b) Tubuli recti- Rete testis- Vasa efferentia- epididymis
- c) Vasa efferentia- Ejacutatory duct- Epididymis
- d) Tubuli recti- Rete testis- Vasa efferentia- Ejacutatory duct
2. Rete testis is lined by *
- a) Simple cuboidal epithelium
- b) Simple columnar epithelium
- c) Festooned epithelium
- d) Simple columnar ciliated epithelium
- e) Pseudostratified columnar ciliated epithelium
3. Which gland is responsible for most of the semen released in an ejaculation? *
- a) seminal vesicles
- b) bulbourethral gland
- c) prostate gland
- d) glans penis
4. Which gland releases a small amount of fluid just prior to ejaculation to decrease acidity in the urethra caused by urine? *
- prostrate gland
- glans penis
- bulbourethral gland
- seminal vesicles
5. Consider the pathway traversed by sperm. Which of the following is INCORRECT? *
- a) Motile sperm leave the seminiferous tubules via straight tubules that openinto the rete testis of the mediastinum testis
- b) From the rete testis the sperm travel via the ductuli efferentes into the ductus epididymidis where they mature
- c) At ejaculation the smooth muscle of the epididymidis propels the sperm into the muscular ductus deferens
- d) From the ductus deferens the sperm traverse the ejaculatory duct throughthe substance of the prostate into the prostatic urethra
- e) All are correct
6. Consider the male excurrent duct system. Which of the following is INCORRECTLY matched?
- a) rete testis--simple cuboidal epithelium
- b) ductuli efferentes--pseudostratified epithelium with tall columnar ciliated cells and nonciliated cuboidal cells
- c) ductus epididymidis--pseudostratified columnar with stereocilia
- d) ductus deferens--simple columnar ciliated epithelium
- e) penile urethra--stratified columnarepithelium interspersed with patchesof pseudostratified columnar with moist stratified squamous epithelium near the meatus
7. Throughout its entire length, the muscularis consists of inner and outer longitudinal layers with a middle circular layer of smooth muscles:
- a) Efferent ductule
- b) Epididymis
- c) Ductus (vas) deferens
- d) Rete testis
- e) None of the above
8. Which of the following is NOT considered part of the male genital duct system?
- a) Rete testis
- b) Tubuli recti
- c) Seminal vesicles
- d) Ductus deferens
- e) Ductus epididymidis
9. Which of the following is true?
- a. There is one corpus cavernosa and one corpus spongiosum
- b. There is one corpus cavernosa and two corpora spongiosum
- c. There are two corpora cavernosa and one corpus spongiosum
- d. There are two corpora cavernosa and two corpora spongiosum
- e. There are four corpora cavernosa and two corpora spongiosum
10. What is the most commonly seen type of epithelium in the prostate?
- a. Transitional
- b. Simple columnar
- c. Stratified squamous
- d. Simple squamous
- e. Simple cuboidal
11. What type of epithelium lines the epididymis?
- a. Pseudostratified
- b. Simple columnar
- c. Stratified squamous
- d. Simple squamous
- e. Simple cuboidal
12. The epididymis is a _____ and it functions to _____. *
- A) compartment inside a testis; secrete testosterone and form sperm
- B) stage of spermatogenesis; form two sperm cells and semen
- C) tightly coiled tube on the outside of the testis; store immature sperm as they mature
- D) compartment that contains seminiferous tubules; ejaculate sperm and semen out of the penis
13. Which of the following structures are unpaired? *
- A) seminal vesicle
- B) vas deferens
- C) bulbourethral gland
- D) prostate gland
14. Sperm cells are stored primarily in the *
- A) vas deferens.
- B) ejaculatory ducts.
- C) epididymis.
- D) seminal vesicles.
15. Final maturation of sperm cells occurs in the *
- A) epididymis
- B) seminiferous tubules
- C) prostate gland.
- D) urethra
16. Seminal vesicles produce *
- A) sperm cells.
- B) testosterone.
- C) fructose-rich fluid.
- D) estrogen.
17. The normal number of spermatozoa per milliliter of semen is *
- A) approximately 500,000
- B) fewer than 20,000,000
- C) more than 2,000,000,000.
- D) 20,000,000 to 150,000,000
18. All of the following are part of the spermatic cord EXCEPT the *
- A) testicular artery.
- B) lymphatic vessels.
- C) ductus deferens.
- D) ejaculatory duct.
19. The seminal vesicles are located *
- A) inferior to the prostate within the urogenital diaphragm.
- B) within the lobules of the testes.
- C) within the spermatic cord.
- D) posterior and inferior to the urinary bladder, in front of the rectum.
20. Which of the following does NOT manufacture products that become part of semen?
- A) seminiferous tubules
- B) bulbourethral glands
- C) penis
- D) seminal vesicles
21. The hormone responsible for the development and maintenance of male secondary sexual characteristics is
- A) ICSH.
- B) FSH.
- C) testosterone.
- D) gonadotropin-releasing hormone.
22. Maintenance of the male secondary sex characteristics is the direct responsibility of *
- A) estrogen.
- B) testosterone.
- C) FSH.
- D) progesterone.
23. The pathway of the spermatozoa from the testes to the exterior of the body through tubules in the correct order is: *
- a) ductus deferens, ejaculatory duct, and the urethra
- b) epididymus, ductus deferens, urethra, ejaculatory duct, and seminal vesicles
- c) seminal vesicles, ejaculatory duct, urethra, and epididymus
- d) epididymus, ductus deferens, ejaculatory duct, and the urethra
- e) ejaculatory duct, ductus deferens, seminal vesicles, and epididymus
24. The contents of the spermatic cord do not include the: *
- a) ductus deferens.
- b) testicular artery.
- c) pampiniform plexus of the testicular vein.
- d) ilioinguinal and genitofemoral nerves.
- e) None of the above is an exception; all of the above structures are within the spermatic cord.
25. The rete testis: *
- a) is contained in the seminiferous tubules.
- b) contains interstitial cells.
- c) is connected to the epididymus by fifteen to twenty efferent ducts.
- d) form the septa of the testis.
- e) none of the above
26. Human seminal plasma, the fluid part of semen, is produced by contributions from the: i. Urethra ii. Prostate iii. Seminal vesicle iv. Bulbourethral gland
- a) i and iii
- b) i and iv
- c) i, iii and iv
- d) ii, iii and iv
27. What are the spherical structures seen in some prostatic alveoli called? *
- a. Psammoma bodies
- b. Corpora arenacea
- c. Hassall's corpuscles
- d. Prostatic concretions
- e. Pacinian corpuscles
28.What type of epithelium lines the seminal vesicles? *
- a. Pseudostratified
- b. Simple columnar
- c. Stratified squamous
- d. Simple squamous
- e. Simple cuboidal
29. What type of gland composes the prostate? *
- a. Simple straight tubular gland
- b. Simple coiled tubular gland
- c. Simple alveolar gland
- d. Compound tubular gland
- e. Compound tubuloalveolar gland
30. What is the stroma of the prostate? *
- a. Loose irregular connective tissue
- b. Smooth muscle
- c. Fibromuscular
- d. Adipose tissue
- e. Dense irregular connective tissue
31. Which of the following is true? *
- a. There is one corpus cavernosa and one corpus spongiosum
- b. There is one corpus cavernosa and two corpora spongiosum
- c. There are two corpora cavernosa and one corpus spongiosum
- d. There are two corpora cavernosa and two corpora spongiosum
- e. There are four corpora cavernosa and two corpora spongiosum
32. What is the most commonly seen type of epithelium in the prostate? *
- a. Transitional
- b. Simple columnar
- c. Stratified squamous
- d. Simple squamous
- e. Simple cuboidal
33. What type of epithelium lines the epididymis? *
- a. Pseudostratified
- b. Simple columnar
- c. Stratified squamous
- d. Simple squamous
- e. Simple cuboidal
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