Question

The figure given ahead is an organ system of humans. Study the same and answer the following questions.

1. Identify the organ system.
2. Label the guidelines 1 to 7.
3. Write one important role of parts 3 and 6.
4. Name the cells of part 1 that produce testosterone.
5. What is the significance of the part 1 being located in a separate sac suspended outside the body?

Answer 1

1. The given organ system is the human male reproductive system.
2.   
   1. Testis
   2. Scrotum
   3. Epididymis
   4. Vas Deferens
   5. Seminal Vesicles
   6. Bulbo-Urethral Gland
   7. Urethra
3. Epididymis: The epididymis stores sperm till maturation and transports them to vas deferens.
   Bulbo-Urethral Gland: Serves as a passage for both semen and urine. During the corpus, it ejects semen into the vagina.
4. Leydig cells.
5. Sperm require a temperature of 2–3°C cooler than the body, achieved by a separate sac (scrotum).