نتایج جستجو برای: reproduction physiology
تعداد نتایج: 153431 فیلتر نتایج به سال:
Objective(s): To benefit from reproduction and deal with challenges in the environmental conditions, animals must adapt internal physiology to maximize the reproduction rate. Maladaptive variations in the neurochemical systems and reproductive system can lead to manifestation of several significant mammalian reprocesses, including mammalian ovarian lifespan. RFamide-related peptide (RFRP, Rfrp)...
Parturition – control • Parturition requires myometrial contractions and cervical softening. • The myometrium is a functional syncytium (coupled by gap junctions) so contractions are coordinated. Contractions occur because action potentials cause Ca influx; oestrogen-primed myometrium shows pacemaker potentials, which initiate APs if they are large enough. Prostaglandins liberate Ca from intrac...
Birds of prey have an important role in maintaining the populations of small animals, helping to keep the ecological balance in the regions they inhabit. The Snail Kite (Rostrhamus sociabilis) is a bird from the Falconiforme order, Accipitridae family, which also comprises vultures, eagles and hawks. It is a diurnal bird found in the freshwater wetlands of Central and South America, Caribbean a...
stallions diluted at a ratio of 3:1 (extender: semen) with a commercially available stallion semen extender (Exodus Breeders Supply, York, PA) and packaged into each of the containers. Three sets of containers per season (winter and summer) where commercially shipped from Tucson, AZ to Springfield, MO with overnight delivery. Spermatozoal motilities were evaluated utilizing CASA following shipm...
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