| Chapter 16 | Chapter 17 | Chapter 18 | Chapter 19 | Chapter 20 |
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bilateral
Do worms have radial or bilateral symmetry?
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The water supports the heavy weight of their exoskeleton
Why are aquatic arthropods often larger than terrestrial arthropods?
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cartilaginous fish
Which group of fish do not have swim bladders?
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On the sides of the skull
Where are the eyes located on herbivorous animals?
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hypodermis/subcutaneous layer
Which layer of the integumentary system is not considered to be a layer of skin?
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Water vascular system
What special body system do echinoderms have that is involved in movement and catching food?
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Any spiders, horse shoe crabs,
What are two organisms in the chelicerate group?
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External, internal
Aquatic animals usually reproduce using ______ fertilization and terrestrial animals reproduce using ______ fertilization
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Hair, mammary glands, endothermic
What are the three characteristics that all mammals have?
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Humoral Immunity
Which part of the immune system relies mainly on antibodies?
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radial, bilateral
Animal species with 2 germ layers usually have ____ symmetry while those with 3 germ layers usually have ___
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Ecosystem engineers
What is the term used for crustaceans that change their environment in ways that benefit other species living there?
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Frogs, salamanders, caecilians
What are the three groups of amphibians?
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Marsupials
Which group of mammals usually nurse their young for very long periods because of a short gestation period?
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Protection, water retention, temperature regulation, sensory
What are three functions of the integumentary system? |
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Embryo develops in mother's body but is not connected to her
What does it mean for an animal to be ovoviviparous?
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6 legs, one pair of antennae, one pair of compound eyes, most all have wings, 3 body sections
What are three characteristics of organisms in the class Insecta?
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Dorsal tubular nerve cord, notochord, post anal tail, pharyngeal pouches
What are the four physical characteristics of chordates?
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contracts, down, expand
Upon inhaling, the diaphragm ____ and moves ____ so that the lungs can ____
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They produce chemicals that "poke holes" in the target cells and kill them
What do the cytotoxic "killer" T cells of the immune system do? |
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endoderm, mesoderm, ectoderm
What are the three germ layers? List them in order from innermost to outermost layers.
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Chelipeds, 5 pairs of walking legs, antennae, swimmerets, carapace
List FOUR of the common physical characteristics of crustaceans
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amphibians.
Early - gills, tail, no legs Late - lungs, no tail, 4 legs
What group of ectotherms undergo metamorphosis? Give three differences between the adult stage and the early stage.
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Hollow bones (light weight body), rigid skeleton with fused joints, keel for flight muscles attachment, rapid metabolisms, efficient oxygen supply
What are three special adaptations that allow birds to fly?
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The fluid that circulate through the lymphatic system carries white blood cells, and the lymph nodes develop and store white blood cells
How is the lymphatic system involved in immunity? |
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