TechV- Serpentines (Intro, Integument).txt

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Author:
heather.dundas
ID:
225699
Filename:
TechV- Serpentines (Intro, Integument).txt
Updated:
2013-07-02 18:06:46
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vti
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vti
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  1. what order do snakes belong in?
    squamata
  2. what suborder are snakes in?
    serpente
  3. snakes should be housed ____
    alone
  4. snakes can live about ___-___ years
    10-20
  5. snakes are commonly ___ buys
    impulse
  6. snakes __ be released into the wild
    cant/shouldnt
  7. snakes have the potential to perform ___ which makes them look poisonous
    mimicry
  8. what are the 2 classes of snakes?
    BC
    • boiids
    • colubrids
  9. what is the colubrid class commonly called?
    the garbage bin
  10. __/__ of all snakes in the world are colubrids
    2/3
  11. boiids include the ____ and the ____
    • boas
    • pythons
  12. pythons technically have their own class called ___
    pythonidae
  13. some snakes have ____ remnants, and claw-like ___ on either side of the vent representing the hind legs
    • vestigial
    • spurs
  14. boiids are aka the ____ snakes
    evolutionary/older
  15. name 3 examples of colubrids?
    KMR
    • king
    • milk
    • rat
  16. all true snakes have no ___, but some lizards may not have ___ to resemble ___
    • limbs
    • limbs
    • snakes
  17. what are the 4 layers of the skin we must know from outer to inner layers?
    CGSC
    (what major layer are they a part of? [epidermis or dermis?])
    • s. corneum (epidermis)
    • s. germinativum (epidermis)
    • s. spongiosum (dermis)
    • s. compactum (dermis)
  18. flattened, dead keratinized skin, this layer is shed
    s. corneum
  19. innermost epi. layer, divides continuously to replace the outerlayer
    s. germinativum
  20. this layer contains the connective tissue, blood vessels, glands, and nerve endings, outermost dermis layer
    s. spongiosum
  21. this layer is the innermost dermis layer, connective tissue
    s. compactum
  22. scales are made of ___ keratin
    beta
  23. interscalar space is made of ___ keratin
    alpha
  24. what is the purpose of the interscalar space?
    provides protection, flexibility and expension
  25. snakes have paired ___ gland at the base of their tail, similar to ___ ___
    • scent
    • anal glands
  26. because there is no sexual dimorphism, how do we sex snakes?
    cloacal probe
  27. what is the term for normal shedding?
    ecdysis
  28. the snake will secrete a ___ under the outermost layer of skin to begin shedding. this gives them a dull appearance
    lubricant
  29. what is the peice of skin over the eye that also needs to be shed, but it commonly retained called?
    spectacle
  30. shedding may take up to __-__ weeks
    1-2
  31. a normal shed means the ___ skin comes off in one piece
    entire
  32. if skin is retained, ___ can occur
    infection
  33. snakes may not ___ during ecdysis
    eat
  34. snakes shed ___-___ times a year
    6-10
  35. dysecdysis-
    difficulty/inability to shed the skin normally/completely
  36. what are the 2 possible txs for dysecdysis?
    • soaking
    • spraying
  37. what things about the snake may cause dysecdysis?
    ASROH
    • age
    • spp
    • repro stat
    • overall health
    • hormonal balance
  38. what 4 things about their environment may cause dysecdysis?
    EHNS
    **which is most common?
    • ectoparasites
    • **humidity issues
    • nutrition
    • scars
  39. what should the humidity be?
    50-70%

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