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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).
RELATED QUESTIONS
Differentiate between Human skin cell and Human ovum (number of chromosomes).
Write important function of the following:
Inguinal canal
Write the functions of Seminal vesicle
Failure of testes to descend from abdomen into scrotum leads to ______.
Secretions from which one of the following are rich in fructose, calcium, and some enzymes?
Seminal plasma in human males is rich in ______.
In human males, the testes lie in the scrotum, because it helps in the ______
The Leydig cells as found in the human, body are the secretory source of ______.
Which one of the following is not a male accessory gland?
Assertion (A): Testes in human males are located outside the abdominal cavity in scrotum.
Reason (R): Scrotum provides a lower temperature than the normal body temperature for sperm formation.
