Term
|
Definition
Toad: mostly terrestrial, bumpy/warty (mucus or poison glands)
Frog: mostly aquatic, thin/smooth/delicate skin |
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|
Term
Species of amphib commonly used for dissections? What else is this species used for? |
|
Definition
American Bullfrog; culinary use = frog legs |
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|
Term
The highest diversity is found within what group of amphibs? |
|
Definition
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|
Term
Name the 3 main groups of amphibians that we covered in class: |
|
Definition
-Anura (frog/toad) -Caudata (salamander/newt) -Gymnophiona (caecilians) |
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Term
When it comes to environmental health, what group is considered "canaries in the coal mine"? |
|
Definition
Anura- skin really permeable, so sensitive to enviro changes/pollutants |
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|
Term
In addition to overall declining numbers of Anura species, what else has been found in these species lately? |
|
Definition
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|
Term
What has contributed to declining #s of Anura spp? |
|
Definition
-habitat loss -contaminants (pollutants/insecticides) -exotic pet trade |
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|
Term
Name the group containing frogs and toads: |
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Definition
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|
Term
Name the group containing salamanders and newts: |
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Definition
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Term
Name the group containing caecilians: |
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Definition
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Term
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Definition
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|
Term
The word "Caudata" means: |
|
Definition
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|
Term
The word "Gymnophiona" means: |
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Definition
|
|
Term
Species of amphib commonly used in biomedical research? |
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Definition
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|
Term
What species of toad is fully aquatic? |
|
Definition
Suriname toad (also, babies hatch out of back like disgusting little parasites) |
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|
Term
What kind of amphib retains its larval state, never progressing to the adult stage? |
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Definition
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|
Term
What type of amphibs are used in limb regeneration research? |
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Definition
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|
Term
What species of Anura was available until 2002 in pet stores, despite being extinct in the wild? |
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Definition
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|
Term
Describe the life cycle of amphibians: |
|
Definition
egg > larva with gills (tadpole) > larva with limb buds (metamorph) > metamorphosis into air-breathing adult |
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|
Term
What organs of respiration does an amphibian have? |
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Definition
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|
Term
Do amphibians have a diaphragm? |
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Definition
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|
Term
Gas exchange in the amphibian: |
|
Definition
-gas exchange on skin surface, so they don't need to breathe via mouth as much -helpful during hibernation |
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|
Term
How are amphibians anaesthetized? |
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Definition
-don't breathe much through mouth -MS-222 mixed with KY jelly on skin |
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|
Term
How do amphibs secrete ammonia? |
|
Definition
-gills -skin -primitive kidneys |
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|
Term
Which amphibs are viviparous? Which are oviparous? |
|
Definition
Viviparous (live birth): some salamanders Oviparous (lay eggs, then fertilize): most |
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|
Term
Describe amphibian lungs: |
|
Definition
simple air sac- intercostal and limb muscles pull chest up and out to breathe |
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|
Term
Factors to keep in mind when choosing a reptile for a pet: |
|
Definition
-size -longevity -husbandry (diet, enclosure, temp, humidity/water req's) -temperament |
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|
Term
Name some species that people buy as cute little babies, not realizing they grow pretty big: |
|
Definition
-iguanas -Burmese python -tortoises |
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|
Term
Name some long-living species: |
|
Definition
turtles, tortoises, iguanas |
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|
Term
Most important factor in the care of an amphibian or reptile? |
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Definition
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|
Term
Common ways that people screw up herp diets? |
|
Definition
-iceberg lettuce -vegetarian diets for non-veg species |
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|
Term
Species that needs dripping water, not a bowl to drink from? |
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Definition
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|
Term
For herps, any sort or amount of handling = ____. |
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Definition
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|
Term
The PP featured pics of bite wounds from what species? |
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Definition
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|
Term
Term for shedding and difficulty shedding? |
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Definition
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|
Term
Describe the differences in how the following animals shed: -amphibians -chelonians -snakes |
|
Definition
--Amphibs: gyrate to shed pieces --Chelonians: shed small pieces --Snakes: should shed 1 whole piece, including spectacle |
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|
Term
What is the term for a scale that covers the eye of a snake? Why is it important to know that this exists? |
|
Definition
spectacle- must make sure spectacle is included in the shed |
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|
Term
How to hydrate a herp and prevent dysecdysis? |
|
Definition
soak in warm water for 30min each day |
|
|
Term
Describe how a reptile's appearance and demeanor changes before a shed: |
|
Definition
-body turns a dull color -opaque eyes (spectacle) -really cranky, inactive |
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|
Term
What should an owner do if their pet is shedding? |
|
Definition
leave it alone!!!!! monitor for dysecdysis |
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|
Term
Problems arising from retained shed: |
|
Definition
-dead skin dries and constricts, can have tourniquet effect if on appendages |
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|
Term
What should the owner do with the shed skin from its pet? |
|
Definition
it's okay to leave it in the tank; eating shed is beneficial to animal |
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|
Term
|
Definition
|
|
Term
|
Definition
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|
Term
Type of chelonian that can weigh up to 200lbs? |
|
Definition
African spur-thighed tortoise |
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|
Term
Only tortoise group native to the US? |
|
Definition
gopher desert tortoise -endangered, protected by law |
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|
Term
Tortoise vs Turtle vs Terrepin |
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Definition
Tortoise: terrestrial Turtle: aquatic or semi-aquatic Terrepin: hard-shelled turtle in brackish water |
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|
Term
Common chelonian pet that is technically mis-named in the US? |
|
Definition
box turtle - really a tortoise |
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|
Term
Difference in the carapace of a soft-shell turtle VS sea turtle? |
|
Definition
soft-shell: just skin on the carapace sea turtle: cartilage with tiny bones called scutes |
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|
Term
The carapace of a chelonian consists of about how many bones? How many in the plastron? |
|
Definition
carapace: 50- including the nuchal bone plastron: 9 |
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|
Term
What feature of chelonian anatomy is helpful in identifying the species? |
|
Definition
|
|
Term
Term for the pointy part of a chelonian mouth that sometimes needs to be trimmed? |
|
Definition
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|
Term
A chelonian shell consists of two parts. What are they called? |
|
Definition
carapace (upper) plastron (lower) |
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|
Term
How is a chelonian's trachea different from that of a mammal? |
|
Definition
-trachea is short and bifurcates -ETT doesn't go in very far |
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|
Term
What are the unique ways an aquatic chelonian can exchange O2? |
|
Definition
-oral and cloacal mucosa -soft-shells: through skin |
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|
Term
Chelonian waste consists of: |
|
Definition
Aquatic spp: urea and ammonia (NH3) everyone else: uric acid |
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|
Term
Sexual dimorphism of chelonians: |
|
Definition
-males have longer/larger tail -males have concave plastron -aquatic: males have long front nails |
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|
Term
Notes on the chelonian penis: |
|
Definition
-large & dark penis, fans out -not used for urination -can prolapse; Tx= amputation |
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|
Term
How can the **housing** of a pet chelonian predispose it to egg-binding? |
|
Definition
-very picky about where to lay eggs -may desire different substrate |
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|
Term
Tips on getting a chelonian out of its shell: |
|
Definition
-poke butt, front legs come out usually -place in shallow water -grasp head behind mandible once it's out |
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|
Term
What might a chelonian do to aid respiration? |
|
Definition
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|
Term
Notes on chelonian lungs: |
|
Definition
-saccular lungs -attached to carapace -air escapes when turtle brings in legs/head = hiss -no diaphragm > pump limbs |
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|
Term
What type of chelonian has a hinged plastron? |
|
Definition
|
|
Term
|
Definition
Mexican Beaded Lizard Gila monster |
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|
Term
Group that contains lizards and snakes? Sub-order containing just lizards? |
|
Definition
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|
Term
What lizard has surpassed the green iguana in popularity? Why might this be? |
|
Definition
Bearded dragon- good temperament, smaller size |
|
|
Term
What type of lizard did Eileen call a "lil dino"? (hint: fat, spiky tails) |
|
Definition
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|
Term
Type of lizard that can weigh up to 150#? |
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Definition
|
|
Term
The Komodo dragon is a type of ____. |
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Definition
|
|
Term
Type of gecko that makes a very distinctive sound, giving it its name? |
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Definition
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|
Term
Are Komodo dragons venomous? |
|
Definition
-disputed; may just kill with tons of bacteria |
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|
Term
Type of lizard that is can be aggressive and not necessarily a good pet? (hint: Sharon Stone's husband was bit by one) |
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Definition
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|
Term
|
Definition
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|
Term
How big is an iguana's tail in relation to the body length? |
|
Definition
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|
Term
Can iguanas change colors? |
|
Definition
-many can, but not of own volition -change with age, stress, illness |
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|
Term
How do the pupils differ in nocturnal vs diurnal iguanas? |
|
Definition
nocturnal: vertical pupil diurnal: round pupil |
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|
Term
Characteristics of an iguana's eye: |
|
Definition
-movable eyelids -nictitating membranes |
|
|
Term
Can iguanas regrow dropped tails? |
|
Definition
they may try to, but it usually looks abnormal |
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|
Term
Term for when a lizard drops its tail in self defense? |
|
Definition
|
|
Term
Iguanas can be arboreal or... |
|
Definition
terrestrial, burrowing, aquatic |
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|
Term
Name the crests on the iguana: |
|
Definition
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|
Term
Special feature of the iguana neck: |
|
Definition
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|
Term
Special feature of the iguana face: |
|
Definition
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|
Term
Method of iguana restraint that is not recommended? |
|
Definition
-arm under body, fingers around head (not rec'd bc tail) |
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|
Term
Most lizards have a __-chambered heart. What are the exceptions? |
|
Definition
most: 3 chambered alligator/croc: valve allows mixing of oxygenated/un-oxygenated blood for lower metabolic state (submersion) |
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|
Term
What herps what a cardiac shunt? Why do they have this? |
|
Definition
-lizards -diverts blood across heart to bypass pulmonary circulation -they only need intermittant breathing (some can hold breath for 24hr) |
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|
Term
Why are reptiles hard to monitor during Sx? |
|
Definition
|
|
Term
|
Definition
-reptiles have it -blood from caudal body goes to kidneys before the heart -give injections in cranial body (even though caudal injections don't destroy kidneys) |
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|
Term
How can paraphimosis occur in a lizard? |
|
Definition
-forced probing to sex -after mating -straining to defecate |
|
|
Term
What are a lizard's femoral pores? |
|
Definition
pores for scent glands; used to think they were useful for sexing but they're not |
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|
Term
What type of reptiles have hemipenes? |
|
Definition
|
|
Term
Reptile waste consists of: |
|
Definition
|
|
Term
Are lizards oviparous or viviparous? |
|
Definition
oviparous - shell gland= oviduct |
|
|
Term
|
Definition
-metal probe in cloaca, directed caudally -females: probe goes in shallowly (1-2 scales) -males: probe goes much farther -not recommended bc can cause paraphimosis |
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|
Term
Name of the sub-order containing snakes? |
|
Definition
|
|
Term
Name the 4 different families of snakes: |
|
Definition
-Boas -Pythons -Vipers (Viperids) eg rattlesnake - all venomous -Elapids eg cobra, coral snake, adders - tropical and venomous |
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|
Term
What type of snake causes hypersensitivity reactions, meaning that the person has a stronger allergic reaction with each exposure? |
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Definition
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|
Term
|
Definition
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|
Term
Boas are exclusively found where? |
|
Definition
New World (S/C/N America) |
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|
Term
|
Definition
|
|
Term
|
Definition
all over world except isolated islands |
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|
Term
|
Definition
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|
Term
What type of python can be 20+ft long? |
|
Definition
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|
Term
Special heart feature of snakes? |
|
Definition
-intracardiac shunting: hold breath, blood bypasses lungs; allows for ingestion of large prey |
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|
Term
Important thing to know about snake respiratory system: |
|
Definition
only R lung is functional! L is small and useless |
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|
Term
Describe the ventilation system of snakes: |
|
Definition
negative pressure ventilation -intercostals expand ribs along whole body -pressure drops, sucks air into lung sac |
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|
Term
Special sensory organs of snakes: |
|
Definition
-pit organs (pythons/boas) -Jacobson's organ |
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|
Term
|
Definition
-no external ear -can hear via vibrations -arboreal spp can hear birds fly by |
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|
Term
|
Definition
-no eyelid -no nictitating membrane -spectacle -Harderian gland keeps eye moist |
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|
Term
Can snakes replace lost fangs? |
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Definition
|
|
Term
|
Definition
|
|
Term
Snakes have ___, which are vestigial remnants of legs. What is their purpose? |
|
Definition
-spurs -stimulation in copulation; keeps 2 cloaca together |
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|
Term
Reproductive style of snakes? |
|
Definition
-70% oviparous -rest ovoviviparous |
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|
Term
Notes on handling/restraint of snakes: |
|
Definition
-support whole body -bag = great transport -snake hooks can damage snake; really only used for venomous ones -if handling venomous ones, must know spp to know what antivenom is needed |
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|
Term
Tips on auscultating heart: |
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Definition
-damp paper towel b/t body and stetho |
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|
Term
Notes on general reptilian PE: |
|
Definition
-weigth in grams -overall condition -eyes/nares -tympanic membrane -auscult if possible -respirations |
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|
Term
How to document turtle growth? |
|
Definition
-measure shell circumference -does turtle fit shell? edematous? |
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|
Term
What to check on a snake PE: |
|
Definition
-muscle tone, motility -measure snout to vent -redness, discharges? -righting reflex (place upside-down) -moist buccal cavity? |
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|
Term
Term for snake teeth that can shed and regrow? |
|
Definition
|
|
Term
|
Definition
Intermittant Positive Pressure Ventilation |
|
|
Term
Notes on reptile anaesthesia: |
|
Definition
-injectable -intubation -inhalant anaesthesia? they hold breath -IPPV @4-8/bpm -dosing varies wildly -slow metab = slow recovery |
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|
Term
Specific anesthetic drugs that may be used: |
|
Definition
Telazol, Ace, Ketamine, Metetomidine |
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|
Term
What stimulates respiration in mammals? What about reptiles? |
|
Definition
mammals: increased CO2 stimulates resps reptiles: decreased O2 stimulates resps |
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|
Term
Notes on recovering a reptilian patient: |
|
Definition
-turn off O2, maybe Ambu-bag -heat, light -hard to monitor |
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|
Term
Name the different venipuncture sites for the following: -iguana -turtle -snakes |
|
Definition
IGUANA -jugular -tail vein (great) -axillary plexus
TURTLE -jugular -subcarapacial sinus
SNAKES -tail vein (hard!) -cardiocentesis (if you realllly need blood) |
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|
Term
Injection sites in reptiles: |
|
Definition
-IM -Intracoelomic (Ice) -Prefemoral fossa (can do fluids this way) -SQ (difficult- small amounts down body) |
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|
Term
|
Definition
equal parts dextrose, saline, LRS |
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|
Term
Aside from lateral, what type of rad should one take of turtles? |
|
Definition
"skyline view" - see lungs; esp if HBC / attacked by dog |
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|
Term
Fecal collection in reptiles: |
|
Definition
-they defecate infrequently -warm water bath -colonic wash -fecal float -direct smear |
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|
Term
What microbes may you find in a reptile fecal? |
|
Definition
-amoebas, protozoa, flagellates (normal vs patho?) -Kalicephalus (intestinal hook; anemia in snakes) -Nyctotherus (normal Chelonian flora) |
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|
Term
Normal chelonian flora species? |
|
Definition
|
|
Term
Intestinal hook that can cause anemia in snakes? |
|
Definition
|
|
Term
Types of heaters for reptile tank? Which is rec'd? |
|
Definition
-under-tank heater -"hot rocks" -REC'D: ceramic heat emitter |
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|
Term
When heating a tank, it is important to remember that reptiles in captivity behave differently from those in the wild, in that they: |
|
Definition
will not move away from excessive heat- will get burned |
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|
Term
Components of a basic non-aquatic tank: |
|
Definition
-basking light -UV light -hide box w/sphagnum moss -food away from heat source -2 thermometers (on hot and cool side) |
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|
Term
Easiest/cleanest substrate: |
|
Definition
|
|
Term
Components of a basic aquatic tank: |
|
Definition
-basking light -UV light -3 thermometers (hot/cool side, water therm-cover cord to protect f/bites) -basking area out of water -floating food pad -water filter (most expensive you can buy) |
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|
Term
How big of a tank do you need for a snake? |
|
Definition
perimeter should be greater or equal to snake length |
|
|
Term
What does POTZ stand for? What is it usually? |
|
Definition
Preferred Optimum Temperature Zone - usu. 75-99F |
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|
Term
Ectotherms are sometimes called ____ because their body temp is unstable. |
|
Definition
|
|
Term
Turtles are sometimes called ____ because they "seek the sun." |
|
Definition
|
|
Term
Temperature has a direct effect on ___. |
|
Definition
|
|
Term
What happens if a reptile is too cold? |
|
Definition
-anorectic, poor digestion, poor immunity |
|
|
Term
3 important components to lighting in a reptile tank: |
|
Definition
-photoperiod (try to mimic sun) -light quality (windows filter UV) -light intensity (in tank outside = fry; if free, metab ^ = run off) |
|
|
Term
|
Definition
it activates vitamin D3 (cholecalciferol) which aids in calcium absorption |
|
|
Term
|
Definition
-mercury halite -extreme levels output -cancer? *hyper*calcemia? we don't know! |
|
|
Term
What type of UV light must you get for a reptile tank? What are some important things to note about it? |
|
Definition
-whole spectrum UV lights -really expensive, but critical -MBD (metabolic bone Dz) without it -neg: doesn't turn off light if UVB gone -switch at least every 6mo |
|
|
Term
|
Definition
-50-70%, depends on spp -sphagnum moss or sponge helps retain moisture -soak in tepid water regularly |
|
|
Term
Quarantine new reptiles for how long? |
|
Definition
-at least 3mo, 6mo better -monitor appetite, fecal, behavior |
|
|
Term
Particulate substrates can result in: |
|
Definition
-caseous abscesses, stomatitis, impactions (esp Calcisand) |
|
|
Term
Examples of bad substrate: |
|
Definition
-sand -gravel -walnut -wood shaving -Calcisand |
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|
Term
Examples of acceptable substrate/flooring: |
|
Definition
-cage carpeting -astroturf -newspaper -shelf paper |
|
|
Term
Juvenile reptiles should be fed __x week. What about older ones? |
|
Definition
Juvies: 2x week Older: less frequent, depends on species |
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|
Term
Prey should be what size in relation to the reptile? |
|
Definition
no biggger than the biggest part of the reptile's body |
|
|
Term
More colorful veggies contain more of what nutrient? |
|
Definition
-beta-carotene, a precursor to vitamin A |
|
|
Term
Notes on live prey vs killed prey? |
|
Definition
LIVE -stress to prey -bites to predator
DEAD -killed humanely? -freshly killed or frozen? -frozen how long? - vit E deficiency |
|
|
Term
Why is it bad to feed only pinkies? |
|
Definition
|
|
Term
Important notes on feeding your pet insects: |
|
Definition
-feed the insects -dust or gut-load with calcium -don't feed pet the dead/sick insects |
|
|
Term
Vitamin E deficiency can cause what? What may cause this? |
|
Definition
steatitis: inflammation of fatty tissue -hardens, calcifies; not reversible -eg snakes fed obese rats |
|
|
Term
What to do if a snake is not eating? |
|
Definition
-heat up prey -forceps to move prey around -is snake pre-shed? |
|
|
Term
|
Definition
-bilateral swelling of mandibles -muscles become fibrous, appendages plump up -animals feel squishy, turtles soft |
|
|
Term
When might tail amputation be required? |
|
Definition
severe cases of MBD - spondylosis |
|
|
Term
Two possibly causes of petechiae? |
|
Definition
|
|
Term
Reptile health conditions: |
|
Definition
-MBD -Anorexia -Rostral abrasion -Abscesses -Burns -Paraphimosis/cloacal prolapse -Gout -Stomatitis |
|
|
Term
|
Definition
excess uric acid in joints |
|
|
Term
Stomatitis is also called ______ in snakes and lizards. What causes this? |
|
Definition
mouth rot; husbandry and stress |
|
|
Term
What can cause paraphimosis or cloacal prolapse? |
|
Definition
-probing -manual eversion -post-copulation -strain from parasite load |
|
|
Term
|
Definition
not really a Tx; fluids, diuretics |
|
|
Term
Shell deformities of turtles: |
|
Definition
-pyramiding -shell rot -Septicemic Cutaneous Ulcerative Dz (SCUD) -trauma (HBC/dog) |
|
|
Term
|
Definition
-type of MBD -caused by ^protein, ^fat, low humidity |
|
|
Term
|
Definition
-abnormal scutes, soft shell -caused by low calcium, low water temp, lack of cleanliness |
|
|
Term
Shell Fxs can be fixed with: |
|
Definition
-dentistry materials like epoxy, resin -mesh, screws |
|
|
Term
|
Definition
|
|
Term
Aquatic chelonions with respiratory problems may show what CS? |
|
Definition
|
|
Term
Vit A deficiency in turtles can cause: |
|
Definition
-blepharitis, nasal discharge, dyspnea, aural abscess |
|
|
Term
Health conditions of snakes: |
|
Definition
-regurgitation -vesicular dermatitis aka "blister Dz" -pneumonia -parasite/mites |
|
|
Term
|
Definition
"blister Dz" -poor hygiene, high humidity |
|
|
Term
Pneumonia is common in what reptile? And is it usually caused by Gm- or Gm+? |
|
Definition
|
|
Term
CS of pneumonia in snakes: |
|
Definition
-bubbling from nares, glottis -oral petechiae -cyanotic |
|
|
Term
Snakes may be overloaded with what sort of parasite? |
|
Definition
|
|
Term
What can cause regurgitation in snakes? |
|
Definition
-stress -handling after meal -prey too large -prey too cold |
|
|
Term
What can cause regurgitation in snakes? |
|
Definition
-stress -handling after meal -prey too large -prey too cold |
|
|
Term
|
Definition
Inclusion Body Dz (snakes) -viral - poss. from mites? -"star gazing" -head tremors, disorientation -lose righting reflex -only occurs in boas -no Tx, fatal |
|
|
Term
|
Definition
-mostly vipers -severe Dz, poor prognosis -respiratory Dz |
|
|
Term
|
Definition
-protozoan -regurgitation -weight loss -midline swelling (lives in SI) -can't absorb food well -commonly tested for (acid fast + but small!) -in lizards, no Tx, causes gastritis |
|
|
Term
|
Definition
-bacteria w/potential to cause severe Dz -found in raw meat, apparently healthy reptiles, and people -no test can guarantee that pet is free of it -no cure for Salmonella-related infection in reptile |
|
|
Term
CDC reports human deaths resulting from reptile-related exposure to ____. |
|
Definition
|
|
Term
Term for hibernation in reptiles? |
|
Definition
|
|
Term
|
Definition
-life expectancy -hormonal activity -repro hormone stimulation/synchronization |
|
|
Term
What reptiles undergo brumation? |
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Definition
any that live in an area with a cold period / winter |
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Term
Do beardies go through brumation? |
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Definition
somewhat; they may stop eating |
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Term
Signs of imminent hibernation: |
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Definition
-declining appetite -declining activity -burrowing -hiding |
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Term
How to perform brumation: |
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Definition
-CAREFULLY!!! -gradually with lots of monitoring -refridgerate reptile -pull out every few weeks to weigh, soak; then put back -proper humidity, ventilation; dark/cool enviro -balanced diet w/vitamin supps -pull food 10d prior -remove heat source for week -temp: 50-55F for 3-4mo |
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Term
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Definition
somewhat like hibernation, may help immune system (like a "reboot") |
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