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phases of menstrual cycle - reproductionfour phases of the menstrual cycle are usually distinguished the menstrual proliferative follicular ovulatory
menstrual cycle- reproductionmenstrual cycles are characteristic of primates and do not occur in other vertebrate groups the length of the cycle is
endocrine regulation of the cycle - reproductionyou have learnt above that the reproductive cycles are governed by the interplay of pituitary and
proestrus - estrous cyclethis precedes the next heat and is characterised by functional involution of the corpora lutea and preovulatory swelling of
diestrus- estrous cyclethis lasts 60 to 70 hours during which functional regression of the corpora lutea occurs the uteri are small anaemic and only
metestrus - estrous cyclethis occurs shortly after ovulation and is intermediate between estrus and diestrus the period lasts for 10 to 14 hours and
estrus - estrous cyclethis is the period of heat and copulation is permitted only at this time this condition lasts from 9 to 15 hours and is
normal 0 false false false en-in x-none x-none microsoftinternetexplorer4
types of ovarian cycles in mammalsmammals exhibit two types of ovarian cycles estrous cycle exhibited by non-primates such as rats cats dogs pigs and
phases of ovarian cyclein non-mammalian vertebrates the ovarian cycle consists of the following phase pre breeding phase breeding phase and post
functions of testisthe testis performs the following two functions proliferation of spermatozoa and secretion of steroid hormones
normal 0 false false false en-in x-none x-none microsoftinternetexplorer4 spermatogonia - spermatozoain a
spermatogoniaspermatogonia are the youngest germ cells from which spermatozoa proliferate these lie next to the basement membrane and undergo series
actions of estrogensthe most general effect of the estrogens is to promote tissue growth it is more pronounced in the accessory sex tissues estrogens
functions of ovarythe ovary of vertebrates performs the following functions production of eggssynthesis of hormones needed for the chemical
types of gonadsthe gonads of vertebrates can be classified into the following two types mammalian type and non-mammalian type they differ from each