What is a normal male sperm?

Male sperm normal is tadpole-shaped, head oval, can move.

1, tadpole-shaped

normal sperm by the head, middle and tail composition, head expansion, middle slender, tail flagella-like, the shape of the whole sperm like

tadpole.2, head oval

sperm head is generally elliptical, with regular arc, and the acrosome boundaries are clear, if the head is round, needle or other shapes, are considered abnormal.

3, can move

male sperm with a certain mobility is normal, can move forward into the fallopian tube, there is hope of fertilization.