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50 Cards in this Set
- Front
- Back
- 3rd side (hint)
Vertebraes are...?
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Animals that do not have backbones.
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Invertebrates are...?
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Animals that have back bones.
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We can thus define an animal as a(n)...?
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multicelular eukaryotic heterotroph whose cells lack cell walls.
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Division of Labor is...?
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A phenomenon in which groups of specialized cells cary out different tasks in an organism.
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What is cephalization?
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The gathering of sense organs and nerve cells in the head region (anterior).
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Name three trends and patterns that we keep in mind when we study animals.
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A.The levels of organization become higher as animals become more complex form.
B.Some of the simplest animals have radial symmetry; most comples animals have bilateral symmetry. C.More complex animals tend to have a concentration of sense organs and nerve cells in their anterior (head) end. |
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What essential functions must animals be able to perform?
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A. Feeding
B. Respiration C. Internal Transport D. Excretion E. Response F. Movement G.Reproduction |
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A pumping organ called a heart forces a fluid called blood through a series of blood vessels.
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internal transport
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Word Box
feeding excretion respiration response movement internal transport reproduction |
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In some species, eggs hatch into larvae , which later undergo a process called metamophosis.
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Reproduction
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Word Box
feeding excretion respiration response movement internal transport reproduction |
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Sense organs, such as eyes and ears, gather information from the environment.
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Response
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Word Box
feeding excretion respiration response movement internal transport reproduction |
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Some animals are carnivores, whereas others are herbivores.
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Feeding
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Word Box
feeding excretion respiration response movement internal transport reproduction |
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Harmful wastes from cellular metabolism must be eliminated.
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Excretion
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Word Box
feeding excretion respiration response movement internal transport reproduction |
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The combination of an animal's muscles and skeleton is called its musculoskeletal system.
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Movement
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Word Box
feeding excretion respiration response movement internal transport reproduction |
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Some species ofanimals bear their young alive, whereas others lay eggs. (answer used before)
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Reproduction
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Word Box
feeding excretion respiration response movement internal transport reproduction |
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The cells of an animal must consume oxygen and give off carbon dioxide.
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Respiration
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Word Box
feeding excretion respiration response movement internal transport reproduction |
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The area enclosed by the body wall of the sponge
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Central Cavity
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Word Bank
amebocyte central cavity collar cell epidermal cell osculum pore pore cell spicule |
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A special kind of cell that builds spicules.
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amebocyte
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Word Bank
amebocyte central cavity collar cell epidermal cell osculum pore pore cell spicule |
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Cells that have flagella and trap food particles.
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Collar Cells
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Word Bank
amebocyte central cavity collar cell epidermal cell osculum pore pore cell spicule |
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One of thousands of openings in the body wall.
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Pore
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Word Bank
amebocyte central cavity collar cell epidermal cell osculum pore pore cell spicule |
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Large hole where water leaves the sponge.
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osculum
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Word Bank
amebocyte central cavity collar cell epidermal cell osculum pore pore cell spicule |
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One of many structures that form the skeleton of the sponge.
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spicule
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Word Bank
amebocyte central cavity collar cell epidermal cell osculum pore pore cell spicule |
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Specialized cell through which water enters the sponge.
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pore cell
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Word Bank
amebocyte central cavity collar cell epidermal cell osculum pore pore cell spicule |
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Cell on the outer surface of the sponge.
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epidermal cell
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Word Bank
amebocyte central cavity collar cell epidermal cell osculum pore pore cell spicule |
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How do sponges feed?
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Sponges are filter feeders that sift microscopic particles of food from the water.
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How do sponges internal transport.
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Water is pumped into the sponge by pore cells then release out of the osculum.
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How do sponges Excretion?
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Water carries away metabolic wastes produced by cellular respiration (such as ammonia).
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How do sponges Respiration?
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Water passs throught the cell wall and sponge cells remove oxygen and gives off carbon dioxide.
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How do sponges Reproduce?
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Sponges reproduce sexually and asexually. It can regenerate. Sperm are released in the water and swim until it reaches an egg in the sponge.
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Sponges protect themselves by...?
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Giving of toxins.
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Cnidarians are...?
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soft-bodied animals with stinging tentacles arranged in circles around their mouth.
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What are the two basic forms of cnidarians?
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Polyp and Medusa
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Hydrozoa are...?
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organisms that spend most of their lives as polyps. Hydras are Hydrozoa. Hydras are hermaphrodites.
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Jellyfish are in the class of...?
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Scyphozoa
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Sea Anemones and Corals are in the class...?
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Anthozoa
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Coral reefs fit in the world by...?
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providing a home for food fishes and other edible animals.
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Platyhelminthes consists of simple animals called...?
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flatworms
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Nematoda consists of long, thin worms called...?
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roundworms.
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The members of the phlum Platyhelminthes are the simplest animals with (?symmetry?) Most members of this phylum exhibit enough (BLANK) or evelopment of the anterior end or the (BLANK)
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Billateral Symmetry
Celephazation Head |
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Flatworms contain
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Planarians
Flukes Tapeworms |
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Planarians belong to the class
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Turbellaria
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Flukes are members of the class
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Trematoda
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Tapeworms are members of the class
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Cestoda
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Round worms have a (BLANK) system with two openings (BLANK) and (BLANK).
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Digestive
Mouth Anus |
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Most roundworms are (BLANK)
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free-living
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Roundworms are usually (BLANK)
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Parasitic
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All animals are?
A.Unicellular B.Sessile C.Radially Symmetric D.Heterotrophic |
D. Heterotrophic
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In which animal would you expect to observe cephalization?
A.Jellyfish B. Sponge C.Roundworm D.Sea Anemone |
C. Roundworm
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Animals in the phylum Cnidaria include?
A.Flukes B.Roundworms C.Medusa D.Sponges |
C. Medusa
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An immature animal that looks and acts nothinglike the adult of that species is called a?
A.Gemmule B.Larva C.Bud D.Proglottid |
B. Larva
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Sponges are simple organisms that lack (BLANK) and (BLANK).
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Tissues
Organs |
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