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