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gametogenesis

Introduction & Process of Spermatogenesis & Oogenesis !!

SPERMATOGENESIS Process of producing spermatozoa from spermatogonial stem cells by the way of mitosis & meiosis. Spermatogonia ———- primary spermatocyte ———– secondary spermatocyte ———- spermatid ———- spermatozoa.   LOCATION In mammals spermatogenesis occurs in the seminiferous tubules of the male testes. TIME Spermatogenesis continues young (13-14 yr) to old man (60-65 yr age). PROCESS Spermatogenesis […]

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female-reproductive-system

Female Reproductive System,Organs & It’s Functions !!

Each sex has their own reproduction system which is different in structure but they are involved to produce, nourish and transport either the egg or sperm. FEMALE REPRODUCTIVE SYSTEM Female reproductive system includes primary and secondary sex organs. PRIMARY SEX ORGANS Primary sex organ includes a paired ovary. SECONDARY SEX ORGANS Secondary sex organ includes […]

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Male_reproductive_system_

Male Reproductive System, Organs & It’s Functions !!

MALE REPRODUCTIVE SYSTEM Male reproductive system includes scrotum, testes, spermatic ducts, sex glands and penis. These organs work together to produce sperm, male gamete and components of semen. PRIMARY SEX ORGAN OF MALE Testes SECONDARY or ACCESSORY SEX ORGANS  Vas deference Epididymis Seminal vesicle Ejaculatory duct Prostate Cowper’s gland EXTERNAL SEX ORGAN Penis Scrotum TESTES […]

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new-picture

Introduction Of Human Reproductive System & Gametogenesis !!

REPRODUCTIVE PHYSIOLOGY Sexual reproduction is a process in which two organism produce offspring through gamets. The physical maturity of reproduction and the capacity for human reproduction begin during puberty. Hypothalamus produces hormones during puberty. These hormones stimulate gonads to produce testosterone for male, estrogen and progesterone for female. MALE REPRODUCTIVE SYSTEM Testis. Scrotum. Penis. Sperm […]

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