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28 Cards in this Set
- Front
- Back
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Name and explain 4 adaptions amphibians have to live on land.
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1.way to get oxygen
2.way to prevent water loss 3.strong skeleton for support 4.strong muslces to move on land |
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Name 5 values to the jellylike coat on frog eggs.
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1. protects from parasite
2. hard for predators to eat 3. keeps them at a constant temp. 4.food for tadpoles 5.protects from mechanical injury |
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Describe a frogs heart and how blood flows through it
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*3 chambered heart>2 atriums,1 ventricle
Blood flows from right atrium to ventricle to lungs to left atrium to body |
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Name 2 functions of the small intestines.
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final place of digestion
absorbs nutrients into blood |
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Name 2 functions of the large intestines.
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reabsorbs water
stores solid waste |
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Name 3 functions of a frogs liver.
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produces bile
stores nutrients detoxifies poisons |
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Name 3 things added to food in a frogs stomach.
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water
hydrochloric acid enzymes |
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Name the 5 parts of a frogs brain and tell what each does.
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Cerebrum-voluntary action
Medulla-involuntary action Cerebellum-muscles Olfactory-smell Optic-sight |
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Name 2 types of frog teeth and what they can do.
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maxillary-hold prey
vomerine-crush exoskeleton |
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Name 2 uses of bile
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neutralizes stomach acid
helps breakdown fats |
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Name 2 enzymes found in frogs stomach.
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pepsin
rennin |
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Describe aplexus.
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Male frog grabs female around abdomen from behind to squeeze out eggs
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Tell why frog reproduction is much more efficient than fish
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more eggs get ferilized
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cloaca
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common opening for waste and reproductive cells
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bladder
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stores liquid waste
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Newt
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land salamander
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Gall Bladder
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Stores and filters bile
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Most common frog around here and most common salamander around here.
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Frog:Leopard
Salamander:Tiger |
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Why must amphibians return to water?
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to mate
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Filters a frogs blood
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Kidney
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Amphibian toes are without ________
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Claws
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Opening between a frogs mouth and its stomach _______
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Gullet
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_________ ______ connects a frogs ear with its mouth, its function is to ______________________
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eustachian tube
equalize pressure on eardrum |
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Frog hind legs are __________ making them more useful for ____________
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webbed
swimming |
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means eardrum
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tympanic membrane
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______ gets rid of carbon dioxide for a frog.
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skin
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destroys old red blood cells
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spleen
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How do the eyes of a frog help him eat?
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helps swallow
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