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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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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