Structure of human spermatozoon, Biology

Structure of human spermatozoon:
  • Nature: Human sperms are minute, microscopic and motile.
  • Structure: Each sperm have an oval shaped head piece, a neck, a middle piece and a long tail.
  • Head piece : An oval head piece consists of a large haploid nucleus. In addition to this, a sac like structure called acrosome is present in the head piece which helps in fertilization.
  • Neck: The neck is short and connects the head with the middle piece.
  • Middle piece: It lies between head and tail middle piece is large and tubular and has several mitochondria, which produce energy required for movements of sperms.
  • Tail piece: Tail piece is long and helps in swimming of sperms to reach ovum during fertilization.
  • Life span - Sperms live for a period of 24 to 72 hours.
Posted Date: 9/3/2012 3:44:43 AM | Location : United States

Related Discussions:- Structure of human spermatozoon, Assignment Help, Ask Question on Structure of human spermatozoon, Get Answer, Expert's Help, Structure of human spermatozoon Discussions

Write discussion on Structure of human spermatozoon
Your posts are moderated
Related Questions
Characters of vitamins: Vitamins are organic substances. They are micronutrients and are required in small quantities. They are not synthesised in the body and therefo

what is the effect of insuline in body ?

Explain about the Zinc Toxicity? Only a few occurrences of acute zinc poisoning have been reported. The toxicity signs are nausea, vomiting, diarrhoea, fever and lethargy and h

What is Mendel's Crosses in genetics explain breifly? Mendel found that if he transferred pollen from a green-seed strain to a yellow-seed strain and vice versa, in a process c

If you have a control group for your experience, which of the following statements is true? A. The control group should be identical to each test group with the exception of one va

Oxygen is a major component of all living organisms. All the organisms and plants required oxygen for aerobic respiration which they absorb from environment. Only plants release ox

Differential centrifugation divides cellular components based on the differences in their size and / or density. A tissue sample was homogenized and three parts (aliquots) of this

BLASTUL A TIO N - Type of blastula is blastocyst or trophoblastula. Outer layer of cell becomes flat and form trophoblast or trophoectoderm which receives nutritive ma

Explain Adverse Effects of foscarnet  Renal dysfunction often develops during treatment with foscarnet and is usually reversible, but renal failure requiring dialy sis may occu

OSTEOPORASIS - Reduction in bone tissue mass causing weakness of skeletal strength. It leads to crush fracture. It occurs in pastmenopausal women & elderly man. Common