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| * Most birds have only left ovary but 2 ovaries are typical of many raptors. | | * Most birds have only left ovary but 2 ovaries are typical of many raptors. |
− | * '''Left Ovary''' lies caudal to the [[Adrenal_Glands_- Anatomy & Physiology|Adrenal Gland]], close to the cranial tip of the [[Macroscopic Renal Anatomy - Anatomy & Physiology#Common Anatomy|Kidney]]. | + | * '''Left Ovary''' lies caudal to the [[Adrenal_Glands_- Anatomy & Physiology|Adrenal Gland]], close to the cranial tip of the [[Renal Anatomy - Anatomy & Physiology#Common Anatomy|Kidney]]. |
| * Consists of: | | * Consists of: |
| ** '''Medulla''': vascular with nerve fibres and smooth muscle | | ** '''Medulla''': vascular with nerve fibres and smooth muscle |
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| * Suspended by the '''mesovarium'''. | | * Suspended by the '''mesovarium'''. |
| * Blood supply from the '''cranial renal artery''' | | * Blood supply from the '''cranial renal artery''' |
− | ** Artery is very short, making ovariectomy very difficult with risk of [[Haemorrhage - Pathology|haemorrhage]]. | + | ** Artery is very short, making ovariectomy very difficult with risk of [[Haemorrhage|haemorrhage]]. |
− | * Contains from 500 to several thousand primary [[The_Ovary_-_Oocytes_- Anatomy & Physiology|oocytes]]. | + | * Contains from 500 to several thousand primary [[Oogenesis - Anatomy & Physiology|oocytes]]. |
− | * [[The_Ovary_-_Follicles_- Anatomy & Physiology|Follicles]] are '''pedunculated''', suspended by a stalk containing smooth muscle that has a rich vascular and nerve supply. | + | * [[Follicles - Anatomy & Physiology|Follicles]] are '''pedunculated''', suspended by a stalk containing smooth muscle that has a rich vascular and nerve supply. |
− | ** Large, pendulous [[The_Ovary_-_Follicles_- Anatomy & Physiology|Follicles]] may contact the [[Avian_Digestive_Tract_- Anatomy & Physiology|stomach]], [[Spleen_- Anatomy & Physiology|spleen]] and [[Avian_Intestines_- Anatomy & Physiology|intestines]]. | + | ** Large, pendulous [[Follicles - Anatomy & Physiology|Follicles]] may contact the [[Avian_Digestive_Tract_- Anatomy & Physiology|stomach]], [[Spleen_- Anatomy & Physiology|spleen]] and [[Avian_Intestines_- Anatomy & Physiology|intestines]]. |
| ** Each consists of a large, yolk-filled oocyte surrounded by a highly vascular follicular wall. | | ** Each consists of a large, yolk-filled oocyte surrounded by a highly vascular follicular wall. |
| * Shortly before [[Exotics_-_Breeding%2C_Ovulation_and_Oviposition_- Anatomy & Physiology#Ovulation|ovulation]], a devascularized white band (stigma) appears opposite the stalk, indicating where the wall will rupture at [[Exotics_-_Breeding%2C_Ovulation_and_Oviposition_- Anatomy & Physiology#Ovulation|ovulation]]. | | * Shortly before [[Exotics_-_Breeding%2C_Ovulation_and_Oviposition_- Anatomy & Physiology#Ovulation|ovulation]], a devascularized white band (stigma) appears opposite the stalk, indicating where the wall will rupture at [[Exotics_-_Breeding%2C_Ovulation_and_Oviposition_- Anatomy & Physiology#Ovulation|ovulation]]. |
| * The empty follicle (calix) regresses following [[Exotics_-_Breeding%2C_Ovulation_and_Oviposition_- Anatomy & Physiology#Ovulation|ovulation]] and disappears in a few days. | | * The empty follicle (calix) regresses following [[Exotics_-_Breeding%2C_Ovulation_and_Oviposition_- Anatomy & Physiology#Ovulation|ovulation]] and disappears in a few days. |
− | * No [[The_Ovary_-Corpus_Luteum_- Anatomy & Physiology|Corpus Luteum]] is required, since there is no embryo to maintain as there is in mammals. | + | * No [[Corpus Luteum - Anatomy & Physiology|Corpus Luteum]] is required, since there is no embryo to maintain as there is in mammals. |
| | | |
| == Oviduct == | | == Oviduct == |
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| * Occupies the left,dorsal part of the body cavity. | | * Occupies the left,dorsal part of the body cavity. |
− | * Related to the [[Macroscopic Renal Anatomy - Anatomy & Physiology#Common Anatomy|Kidney]], [[Avian_Intestines_- Anatomy & Physiology|intestines]] and [[Gizzard_- Anatomy & Physiology|gizzard]]. | + | * Related to the [[Renal Anatomy - Anatomy & Physiology#Common Anatomy|Kidney]], [[Avian_Intestines_- Anatomy & Physiology|intestines]] and [[Gizzard_- Anatomy & Physiology|gizzard]]. |
| * Massive coiled structure approximately twice body length when fully functional.. | | * Massive coiled structure approximately twice body length when fully functional.. |
| ** Much reduced in juveniles and during the non-laying period. | | ** Much reduced in juveniles and during the non-laying period. |
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| * Subsequent to [[Exotics_-_Breeding%2C_Ovulation_and_Oviposition_- Anatomy & Physiology#Ovulation|ovulation]], the ovum is engulfed by the Infundibulum. | | * Subsequent to [[Exotics_-_Breeding%2C_Ovulation_and_Oviposition_- Anatomy & Physiology#Ovulation|ovulation]], the ovum is engulfed by the Infundibulum. |
| * Ovum resides here for '''15-30 minutes'''. | | * Ovum resides here for '''15-30 minutes'''. |
− | * '''Fertilization''' must take place in the funnel section of the Infundibulum before the [[The_Ovary_-_Oocytes_- Anatomy & Physiology|oocyte]] gets surrounded by [[Exotics_-_Composition_and_Formation_of_the_Egg_- Anatomy & Physiology#Albumin|albumin]]. | + | * '''Fertilization''' must take place in the funnel section of the Infundibulum before the [[Oogenesis - Anatomy & Physiology|oocyte]] gets surrounded by [[Egg Composition and Formation - Anatomy & Physiology#Albumin|albumin]]. |
| * Penetration by sperm usually occurs within 15 minutes of [[Exotics_-_Breeding%2C_Ovulation_and_Oviposition_- Anatomy & Physiology#Ovulation|ovulation]]. | | * Penetration by sperm usually occurs within 15 minutes of [[Exotics_-_Breeding%2C_Ovulation_and_Oviposition_- Anatomy & Physiology#Ovulation|ovulation]]. |
| | | |
− | * Infundibular glands provide the chalaziferous layer, the thin coating of dense [[Exotics_-_Composition_and_Formation_of_the_Egg_- Anatomy & Physiology#Albumin|albumin]] around the [[Exotics_-_Composition_and_Formation_of_the_Egg_- Anatomy & Physiology#Yolk|yolk]]. | + | * Infundibular glands provide the chalaziferous layer, the thin coating of dense [[Egg Composition and Formation - Anatomy & Physiology#Albumin|albumin]] around the [[Egg Composition and Formation - Anatomy & Physiology#Yolk|yolk]]. |
| ** Chalazae, the coiled strands that suspend the yolk and allow it to rotate so that the ferminal disc remains uppermost, develop further along the genital duct. | | ** Chalazae, the coiled strands that suspend the yolk and allow it to rotate so that the ferminal disc remains uppermost, develop further along the genital duct. |
− | * Some species have a [[Avian Female Reproductive System & Egg Formation#Sperm_Host_Glands|'''sperm host gland''']] in this area to store sperm for later fertilization. | + | * Some species have a [[Avian Female Reproductive System#Sperm_Host_Glands|'''sperm host gland''']] in this area to store sperm for later fertilization. |
| | | |
| === Magnum === | | === Magnum === |
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| * Demarcated from the Magnum by a narrow aglandular zone. | | * Demarcated from the Magnum by a narrow aglandular zone. |
− | * Folds less prominent than the Magnum, but the glands secrete more [[Exotics_-_Composition_and_Formation_of_the_Egg_- Anatomy & Physiology#Albumin|albumin]]. | + | * Folds less prominent than the Magnum, but the glands secrete more [[Egg Composition and Formation - Anatomy & Physiology#Albumin|albumin]]. |
| * Divides the Magnum from the Uterus. | | * Divides the Magnum from the Uterus. |
| * Present in '''poultry''' but not in Psittacines. | | * Present in '''poultry''' but not in Psittacines. |
| * Ovum resides here for '''~1-2 hours''' | | * Ovum resides here for '''~1-2 hours''' |
− | * Inner and outer [[Exotics_-_Composition_and_Formation_of_the_Egg_- Anatomy & Physiology#Shell|'''shell membrane formation''']]. | + | * Inner and outer [[Egg Composition and Formation - Anatomy & Physiology#Shell|'''shell membrane formation''']]. |
| | | |
| === Uterus === | | === Uterus === |
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− | * Holds the egg during [[Exotics_-_Composition_and_Formation_of_the_Egg_- Anatomy & Physiology#Shell|shell formation]]. | + | * Holds the egg during [[Egg Composition and Formation - Anatomy & Physiology#Shell|shell formation]]. |
| * 80% of time is spent here. | | * 80% of time is spent here. |
| * Very vascular to aid calcium deposition. | | * Very vascular to aid calcium deposition. |
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| [[Category:Avian Reproduction]] | | [[Category:Avian Reproduction]] |
| + | [[Category:Bullet Points]] |