Male reproductive system of frog:

i) Testis :

a) There are a pair of testis which are attached to the kidneys.
b) They are oval and yellow in colour.
c) Inside the testis there are number of coiled tubules called as Seminiferous tubules.
d) Seminiferous tubules produce spermatozoa.

ii) Vas deferentia :

a) Each testis opens into the kidney through 10-12 tubes called as Vas efferentia.
b) The spermatozoa enter the kidney through these tubes.
iii) Urino genital duct :
a) From each kidney two tube like-structures called ureters arise.
b) In a male frog, the ureters carry urine and the sperms so they are called as urino genital ducts.

Cloaca :
a) The urinogenital duct opens into a chamber called as cloaca.
b) Cloaca is the common chamber for the passage of urine, faecalmatter and the spermatozoa.

Posted Date: 9/3/2012 3:34:43 AM | Location : United States

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