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asambeis [7]
3 years ago
5

Give 4 causes of sperm imperfection.

Medicine
1 answer:
Illusion [34]3 years ago
6 0

Answer:

Cause of male infertility are:

  • Abnormal sperm production or improper functioning because of undescended testicles
  • Genetic conditions like Klinefelter syndrome
  • Health problems such as diabetes or infections such as chlamydia, gonorrhea, mumps & HIV
  • Enlargement of testes veins also result in low sperm count

Low sperm count symptoms are:

  • Problem with sex activity - low sex drive or difficulty in maintaining the erection eg.Erectile dysfunction
  • Pain or lump in the testicle area
  • Decreased facial or body hair or other symptoms of chromosomal or hormonal disorders

<u>Klinefelter syndrome  :</u>

It is a genetic problem in which a male is born with supplemental copy of X chromosome. It usually occurs as a consequence of genetic purposeless error after the  conception.

Signs & symptoms include:

  • Taller than average stature
  • Absent, delayed or incomplete puberty
  • Small & firm testicles
  • Small penis
  • Enlarge breasts ( gynecomastia)
  • Long legs, short torso & broader hips in comparison with other teens

Treatment of low sperm count include:

  • Surgery:  A varicocele can be corrected surgically or vas deferens can be repaired
  • Treatment for sexual intercourse problems
  • Hormone therapy & medications
  • Assisted reproductive technology
  • Treating infections

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Each mature sperm cell contains ______ (number) chromosomes. Upon fertilization of the secondary oocyte. It completes meiosis II
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Answer:

The correct answer is - 23 (haploid).

Explanation:

Each mature sperm cell is a gamete that is produced by the meiosis type of cell division. Meiosis is the cell cycle that produces four cycle with the half chromosome in number than that of the parent cell. Humans have 46 chromosomes in but as explained the sperm or the gamete have only of that which is 23.

The same goes for ovum which is form by the meiosis second process from oocyte which is basically the egg cell. Both sperm and the ovum fuse to fertilize.

Thus, the correct answer is - 23 (Haploid)

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