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45 Cards in this Set
- Front
- Back
animal that gains heat from environment
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ectotherm
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involuntary muscle of the heart wall
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cardiac muscle
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dramatic remodeling of the body from larva into adult
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metamorphosis
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dense conective tissue that holds bones together at synovial level
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ligament
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having right and left halves with similar parts, and a front and back that differ
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bilateral symetry
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contractile unit of skeletal and cardiac muscles-contain actin and myosin filament
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sacromere
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involuntary muscle that lines blood vessels and other hollow organs;not striated
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blood
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fluid connective tissue wiuth cells that form inside bones
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smooth muscle
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animal that produces its own heat
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endotherm
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muscles develop tension but dont shortn or move a load
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isometric contratction
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outermost, epithelial skin layer;contains melanin
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epidermis
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dense connective tissue that connects skeltal muscle to the bone
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tendon
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cross-banded skeletal muscle components that consist of sacromeres arranged end to end
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myofribil
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havign parts arranged around a central axis
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radial symmetry
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deep layer of skin consisting of connective tissue, with nerves and blood vessels runnign through it
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dermis
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All animals are multicellular...
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heterotrophic and aerobic
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a digestive track is said to be complete if it
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is a one way tube with a mouth and anus
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which of the following cushions and protects the internal organs yet moves independently of the body wall
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the coelom
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ina s ponge, which of the following cells are responsible for trapping food
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collar cells
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which of the following are cnidarian body shapes
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polyps and medusae
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which of the following organisms possesses a segmented body witha coelom a complete digestive system and a closed circulatory system?
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EARTHWORM
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snails are examples of
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Mollusks
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all vertebrates are ____ but only some are _____
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chordates;aminiotes
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amniote adaptations to land include
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waterproof skin, internal fertilization, highly efficient kidneys, and specialixed eggs
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molting is
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the periodic shedding of the outer body layer
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which of the following organisms have an exoskeleton
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arthropods
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the chordate feature still present in the human adult is
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the nerve chord
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all vertebrates have___
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a brain, closed circulatory system with a heart, a urinary systen with kidneys and a complete digestive system
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which of the following is not included in adaptation for flight in birds
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sound production
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which of the following are characteristics of hominids
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bipedalism,omnivorous feeding behaviar, and the further expansion of brain
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a stem cell is a cell that
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can differentiate into specialized cell types
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keeping internal conditions within tolerable limits is called
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homeostasis
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which tissue tyoe is a sheet like tissue with one surface always facing towards an outside environment
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epthelial
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what type of gland will release its product onto an internal or external suface
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exocrine
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your body converts excess carbohydrates and proteins to fats which accumulate in
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adipose tissue cells
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the functions of skin include
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defense against pathogens, production of vitamen D and helping the body cool off
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which connective tissue is surrounded by a calcium hardened matrix
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bone
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which tissue type attatches to the bones and is responsible for producign body movements
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skeletal muscle
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which cell type will secrete a chemical message in order to communicate with one another as well as muscles and glands
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neuron
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which is not an example of an organ
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finger
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which of the following is the largest organ
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skin
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which organ system will deliver nutrients and oxygen to the cells
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circulatory
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which specific structure will detect a specific type of stimuli
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motor nerve
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what form fo stimulus will cause the skeletal muscles to contract and produce shivering
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decrease in temperature
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which body region is composed of cartilage
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outer ear
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