Spermatid

Spermatid

A spermatid is an intermediate stage in the process of spermatogenesis, which is the production of sperm. Spermatids are formed from spermatocytes that have undergone meiosis.

Structure

Spermatids are initially round cells that undergo a series of morphological changes to eventually form mature spermatozoa. These changes include the formation of an acrosome, the development of a flagellum, and the condensation of the nucleus.

Function

The primary function of a spermatid is to become a spermatozoon and thus contribute to fertilization. This is achieved through the process of spermiogenesis, during which the spermatid undergoes dramatic morphological changes.

Clinical significance

Abnormalities in spermatid formation can lead to infertility in males. For example, a condition known as spermatidic arrest occurs when the transformation of spermatids into spermatozoa is halted, leading to a lack of mature sperm in the semen.

See also

• Spermatogenesis
• Spermatocyte
• Spermatozoon

References

Spermatid Resources
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