Some important points - Human Reproduction :- • Uterus also c | GOAL MBBS

Some important points - Human Reproduction :-

• Uterus also called womb.

• Longest unstripped muscles of the body are found in the walls of uterus. (During pregnancy)

• Clitoris is a homologous to the penis in the male.

• Bartholin Glands : It is homologous to Cowper's gland of male

• A functional mammary gland is characteristic of all female mammals.

• The milk produced during the initial few days of lactation is called colostrum which contains antibodies (IgA) absolutely essential to develop resistance for the new-born babies.

•Liberation of sperms from Sertoli cells of seminiferous tubules is called spermiation.

• Liberation of sperms from testes is called semination.

• Liberation of sperms from body of male is called ejaculation .

•Mammalian sperms are transfered to vagina of female by the process called insemination.

• In 1 ml of semen, 20 to 120 millions of sperms are present in human being.

• Leydig's cells mature at 10 yrs. of age.

• In humans (and most vertebrates), the first polar body does not undergo meiosis II.

• The first polar body is, therefore, formed merely to get rid of unwanted chromosomes.

• 65-74 days are required to complete the cycle of spermatogenesis in human being.