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Question
The figure given ahead is an organ system of humans. Study the same and answer the following questions.
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- Identify the organ system.
- Label the guidelines 1 to 7.
- Write one important role of parts 3 and 6.
- Name the cells of part 1 that produce testosterone.
- What is the significance of the part 1 being located in a separate sac suspended outside the body?
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Solution
- The given organ system is the human male reproductive system.
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- Testis
- Scrotum
- Epididymis
- Vas Deferens
- Seminal Vesicles
- Bulbo-Urethral Gland
- Urethra
- 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. - Leydig cells.
- Sperm require a temperature of 2–3°C cooler than the body, achieved by a separate sac (scrotum).
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