MCQ ON MALE REPRODUCTIVE SYSTEM
Frequently Asked MCQ quiz on the Male Reproductive system Questions with Answers – MCQ Quiz for Competitive Exam Preparation – These questions given will be useful for competitive exams preparation. We will be updating more mcq regularly, please follow our website regularly.
The male reproductive system is a complex network of organs and glands responsible for the production, transport, and delivery of sperm, as well as the production of male sex hormones. Here’s an overview of the key components of the male reproductive system:
- Testes: The testes, or testicles, are the primary male reproductive organs responsible for the production of sperm and testosterone, the primary male sex hormone. Sperm are produced within the seminiferous tubules of the testes.
- Epididymis: The epididymis is a coiled tube located on the posterior surface of each testicle. It serves as a site for sperm maturation and storage. Sperm move from the testes to the epididymis, where they gain motility and fertilization capacity.
- Vas Deferens: Also known as the ductus deferens, the vas deferens is a muscular tube that transports mature sperm from the epididymis to the ejaculatory duct during ejaculation. It is part of the spermatic cord, which also contains blood vessels, nerves, and lymphatics.
- Seminal Vesicles: The seminal vesicles are paired glands located behind the bladder. They secrete a fluid rich in fructose and other nutrients that provide energy for sperm. This fluid, along with sperm from the vas deferens, forms semen.
- Prostate Gland: The prostate gland is a walnut-sized gland located below the bladder and surrounding the urethra. It secretes a milky fluid that makes up a significant portion of semen. This fluid helps nourish and protect sperm.
- Bulbourethral Glands: Also known as Cowper’s glands, these small glands secrete a clear, slippery fluid into the urethra during sexual arousal. This fluid serves to lubricate the urethra and neutralize acidity in the urethra caused by urine, creating a more hospitable environment for sperm.
- Penis: The penis is the external male reproductive organ. It contains three cylindrical structures called the corpora cavernosa and the corpus spongiosum. During sexual arousal, these tissues fill with blood, causing the penis to become erect, enabling penetration during sexual intercourse.
What is the primary male reproductive organ responsible for producing sperm and testosterone?
A) Testes
B) Penis
C) Prostate gland
D) Epididymis
Answer: A) Testes
Spermatogenesis occurs within which structure of the testes?
A) Seminiferous tubules
B) Epididymis
C) Vas deferens
D) Seminal vesicles
Answer: A) Seminiferous tubules
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What is the function of the epididymis in the male reproductive system?
A) Production of sperm
B) Storage and maturation of sperm
C) Production of testosterone
D) Secretion of seminal fluid
Answer: B) Storage and maturation of sperm
Which structure connects the epididymis to the ejaculatory duct?
A) Vas deferens
B) Seminal vesicle
C) Prostate gland
D) Bulbourethral gland
Answer: A) Vas deferens
Which of the following glands produces a fluid that contributes to the volume of semen?
A) Seminal vesicles
B) Prostate gland
C) Bulbourethral gland
D) Cowper’s gland
Answer: A) Seminal vesicles
What is the function of the prostate gland in the male reproductive system?
A) Production of sperm
B) Storage of sperm
C) Secretion of an alkaline fluid to neutralize acidic vaginal pH
D) Secretion of testosterone
Answer: C) Secretion of an alkaline fluid to neutralize acidic vaginal pH
Which of the following is NOT a component of semen?
A) Sperm
B) Fructose
C) Testosterone
D) Prostaglandins
Answer: C) Testosterone
What is the purpose of the Cowper’s glands (bulbourethral glands) in the male reproductive system?
A) Production of sperm
B) Storage of sperm
C) Secretion of pre-ejaculatory fluid
D) Secretion of seminal fluid
Answer: C) Secretion of pre-ejaculatory fluid
Which part of the male reproductive system carries both urine and semen but not simultaneously?
A) Vas deferens
B) Urethra
C) Epididymis
D) Seminal vesicles
Answer: B) Urethra
What is the name of the muscular tube that transports sperm from the epididymis to the ejaculatory duct?
A) Vas deferens
B) Urethra
C) Seminiferous tubule
D) Epididymis
Answer: A) Vas deferens
What is the function of the scrotum in the male reproductive system?
A) Production of sperm
B) Storage of sperm
C) Regulation of temperature for sperm production
D) Secretion of seminal fluid
Answer: C) Regulation of temperature for sperm production
Which hormone stimulates the production of testosterone in the Leydig cells of the testes?
A) Follicle-stimulating hormone (FSH)
B) Luteinizing hormone (LH)
C) Gonadotropin-releasing hormone (GnRH)
D) Prolactin
Answer: B) Luteinizing hormone (LH)
Where does sperm mature and gain motility?
A) Epididymis
B) Vas deferens
C) Seminiferous tubules
D) Prostate gland
Answer: A) Epididymis
What is the name of the process by which spermatozoa are produced?
A) Oogenesis
B) Fertilization
C) Spermiogenesis
D) Spermatogenesis
Answer: D) Spermatogenesis
What is the purpose of the acrosome in sperm cells?
A) To provide energy for movement
B) To contain enzymes for penetrating the egg
C) To store sperm in the epididymis
D) To regulate osmotic balance
Answer: B) To contain enzymes for penetrating the egg
Which part of the male reproductive system is responsible for secreting alkaline fluid to neutralize the acidity of the urethra and vagina?
A) Seminal vesicles
B) Prostate gland
C) Bulbourethral gland (Cowper’s gland)
D) Epididymis
Answer: A) Seminal vesicles
What is the term for the process of ejaculation?
A) Spermatogenesis
B) Erection
C) Orgasm
D) Copulation
Answer: C) Orgasm
Which of the following hormones is responsible for initiating the development of male secondary sexual characteristics during puberty?
A) Estrogen
B) Testosterone
C) Progesterone
D) Follicle-stimulating hormone (FSH)
Answer: B) Testosterone
Which structure surrounds the urethra and contributes to the sensation of ejaculation?
A) Prostate gland
B) Seminal vesicles
C) Bulbourethral gland (Cowper’s gland)
D) Corpus cavernosum
Answer: A) Prostate gland
What is the name of the process by which sperm are propelled through the male reproductive tract during ejaculation?
A) Fertilization
B) Spermiation
C) Capacitation
D) Sperm motility
Answer: D) Sperm motility
What is the term for the inability to achieve or maintain an erection sufficient for sexual intercourse?
A) Impotence
B) Infertility
C) Priapism
D) Erectile dysfunction
Answer: D) Erectile dysfunction
Which of the following conditions is characterized by the enlargement of the prostate gland, leading to urinary symptoms?
A) Prostatitis
B) Prostate cancer
C) Benign prostatic hyperplasia (BPH)
D) Epididymitis
Answer: C) Benign prostatic hyperplasia (BPH)
Which part of the male reproductive system is responsible for producing and storing sperm until they mature?
A) Seminal vesicles
B) Vas deferens
C) Epididymis
D) Prostate gland
Answer: C) Epididymis
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