Term
| What are the functions of the vertebrate reproductive systems |
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Definition
*Produce and store gametes
*Produce hormones for reproductive physiology and behaviors
*provide nourishment for developing embryo
*Provide location for development |
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Term
| Describe the arch. duct., mullerian duct, and the metanephric duct. Of a male shark |
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Definition
Arch duct: Ductus deferens, sperm storage. Drain kidney in same tube but the urine goes through an accessory urinary duct.
Mullerian Duct: Not needed, Males don't transport eggs
Metanephric duct: N/A |
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Term
| Describe the arch. duct., mullerian duct, and the metanephric duct. Of a female shark |
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Definition
Arch duct: Anterior, no development posterior. Drains the kidney
Mullerian Duct: Oviduct
Metanephric duct: N/A |
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Term
| Describe the arch. duct., mullerian duct, and the metanephric duct. Of a female amphibian |
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Definition
Arch duct: Anterior, no dvelopment posterior. Drains kidney
Mullerian Duct: Oviduct
Metanephric duct: N/A
(same as female shark) |
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Term
| Describe the arch. duct., mullerian duct, and the metanephric duct. of a Male necturus |
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Definition
Arch duct: Ductus deferens, sperm storage
Mullerian Duct: Regresses
Metanephric duct: Accessory urinary duct, analogous not really the same thing. A meta duct |
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Term
| Describe the arch. duct., mullerian duct, and the metanephric duct. Of a male Mink |
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Definition
Arch duct: Vas deferens sperm storage
Mullerian Duct: regresses
Metanephric duct: ureter- drains kidney |
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Term
| Describe the arch. duct., mullerian duct, and the metanephric duct. Of a female Mink |
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Definition
Arch duct: Regresses
Mullerian Duct: Oviduct uterus
Metanephric duct: Ureter drains kidney |
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Term
| Describe the reproductive structures of females |
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Definition
Ovaries: for oogenesis, large egg shaped structures.
Oviduct: Ovum transport/storage and fertilization. Tube leading from ovaries
Uterus: Implantation/internal development. |
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Term
| Describe the reproductive structures of males |
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Definition
Testis- spermatogenesis,
Arch. Duct: Tube leading from testis to cloaca, and transport urine.
Vas deferens: sperm transport. (tube in arch. duct) |
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Term
| What are the factors that have influenced external verses internal fertilization |
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Definition
Amniotic egg or not (amni. egg favors internal)
Development
Ecological factors |
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Term
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Definition
| deliver sperm into cloaca for sharks to facilitate internal fertilization. |
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Term
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Definition
| Used by teleosts to deliver sperm into females for internal fert. |
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Term
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Definition
| Frogs mate together so that the male frog can be there to fertilize the eggs after the female lays them. |
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Term
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Definition
| Male salamander lays a spermatophore and female picks it up. |
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Term
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Definition
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Term
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Definition
| Allow birds to store sperm and mate many times, then select a sperm to fertilize the egg |
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Term
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Definition
| Later forms the ureter, delivers urine from kidneys |
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