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🔬 Biology  ·  Human Reproduction  ·  NEET

The tightly coiled tubules where spermatozoa are actually produced in the testis are the:

Answer: Seminiferous tubules.

  • A Seminiferous tubules
  • B Vasa efferentia
  • C Rete testis
  • D Ejaculatory ducts

Correct answer: A. Seminiferous tubules

Explanation: Sperm are produced inside the seminiferous tubules of the testis, which are lined by germinal epithelium.

Sagittal section of the human male reproductive system showing the testis, epididymis, vas deferens, seminal vesicle, prostate gland, bulbourethral gland, urethra, urinary bladder and penis

The human male reproductive system: sperm formed in the testis mature in the epididymis and travel via the vas deferens, mixing with secretions of the seminal vesicle, prostate and bulbourethral glands. Image: Wumingbai, CC BY-SA 4.0, via Wikimedia Commons.

Concept context

Male and female reproductive systems, gametogenesis, fertilization, implantation, pregnancy, and reproductive health.

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