Male Reproductive System - Organs and Functions - Unsolved Practice Set
Chapter: Human Reproduction | Topic: Male Reproductive System Organs and Functions
MALE REPRODUCTIVE SYSTEM - ORGANS AND FUNCTIONS - UNSOLVED PRACTICE SET
Topic: Male Reproductive System Organs and Functions
Multiple Choice Questions
Q1. The testes are located outside the abdominal cavity, in the scrotum, mainly to:
- Protect from injury
- Maintain a lower temperature needed for sperm formation
- Allow easy urination
- Increase sperm motility
Q2. Which cells in the testes are responsible for secreting testosterone?
- Sertoli cells
- Leydig (interstitial) cells
- Germ cells
- Epididymal cells
Q3. Sertoli cells mainly provide nourishment to:
- Ova
- Developing sperm cells
- Leydig cells
- The uterine lining
Q4. The accessory gland that contributes a fructose-rich fluid to semen is the:
- Prostate gland
- Bulbourethral gland
- Seminal vesicle
- Epididymis
Q5. Sperm gain maturity and motility while passing through the:
- Vas deferens
- Epididymis
- Seminal vesicle
- Urethra
Short Answer Questions
Q6. Why is the scrotum considered essential for normal sperm production in human males?
Q7. Name the three accessory glands of the male reproductive system, and mention one secretion contributed by each.
Q8. What is the role of the vas deferens in the male reproductive system?
Q9. A doctor tells a patient that his sperm count is normal, but sperm motility is low. Which structure of the male reproductive tract might not be functioning properly, and why?
Long Answer Questions
Q10. Describe the structure of a seminiferous tubule, mentioning the different cell types found in it and their respective functions.
Q11. Trace the path taken by sperm from their site of production to their release outside the body, naming all the structures involved along the way.
APPLICATION / ANALYSIS
Q12. A man undergoes a vasectomy (surgical cutting and sealing of the vas deferens) as a permanent method of birth control. Using your knowledge of the male reproductive tract, explain why this procedure prevents pregnancy without affecting testosterone production or sexual drive.
Q13. In hot climates, some men experience temporarily reduced fertility during peak summer months. Using your knowledge of testicular function, explain the physiological reasoning behind this observation.