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bio final
| Question | Answer |
|---|---|
| Electroreception | used by fishes and living egg laying mammals like platypus. The pores contain modified neuromast organs and electroconductive gel. The gel sends signals to the organ. Allows them to sense electrical impulses of muscles |
| infrared reception | radiation receptors used by pythons, pit vipers, boas. Detect IR using specialized surface receptors |
| bats and boas | Faces of vampire bats detect warm blood vessels beneath skin of prey Boas and pythons have free sensory receptors in skin within epidermal scales along the lips or in labial pits |
| pit vipers | Pit vipers also have free sensory receptors in the skin. They have sensory nerve endings suspended in thin pit membranes away from walls of the pit. These nerve endings warm rapidly, increasing their sensitivity. Can sense body heat of a mouse |
| where is inferred info processed? | optic tectum |
| UV vision | Used by many fish and sauropsids UV are short wavelengths. These organisms have cones that allow them to see shorter wavelengths. |
| fluorescence | UV light is absorbed and then re emitted at longer wavelengths Tetrachromatic vertebrates can see in UV Birds can have it on wings so others of the same species can see it Used for communication |
| which clades have inferred receptors | vampire bats, pit vipers, pythons |
| which clades have tetrachromic vision | sauropsids but not snakes, fish |
| trichomic vision clades | apes, lissamphibians |
| clades with UV vision | aves, fish, sauropsids |
| electroreception, which have it | most fish, living monotremes |
| which have ampullae of lorenzini for electroreception | sharks and rays |
| dichromic vision clades | mammals |