Question

Male reproductive system of cockroach

Answer 1

Answer:

pair of testes

Explanation:

vasa deffrencia ,ejacuatory ducts

Answer 2

HLO MATE HERE IS UR ANSWER.

❤. MALE REPRODUCTIVE SYSTEM ❤

• It consists of a pair of tests, a pair of vasa deferentia , ehaculatory duct , mushroom shaped gland, seminal vesicles , phallic gland , gonopore surrounded by gonapophyses.
• Testes are a pair of elongated lobed bodies present on lateral sides of 4th , 5th , and 6th abdominal segements.
• Vas deferens is a narrow tube arising from testies . The two vasa deferentia run backwards and open in a wide tube , the ductus ejaculatorious in 7th segment.
• Mushroom shaped gland is present 6th an 7th segments. It has two types of tubules.
• a) Utriculimajoris-long slender tubules on the periphery.Their secretion forms inner layer of spermatophore.
• b)Utriculi-brevoris - short tubules at the centre their secretion nourishes the sperms.
• These tubules open into anterior part of ejaculatory duct.

❤. SEMINAL VESICLES ❤

• They are a pair of sacs present on the ventral side of ejactory duct.
• These sacs store sperms as spermatophores.
• Gonopore is the male genital pore present on the ventral phallomere.
• Phallic gland whose function is not known also opens near gonopore.
• Phallomores (gonapophyses ) are 3 chitinious asymmetrical structure present around gonopore.They heo in copulation.