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20 Cards in this Set
- Front
- Back
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what are the various types of locomotions
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swimming walking running and you must overcome friction and gravity
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What are the three different support systems in nature
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Hydrostatic exoskeleton and endoskeleton
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What is an example of a hydrostatic exoskeleton and endoskeleton animal
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Hydrostatic: earthworm
Exoskeleton insects Endoskeleton sponge |
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what are some advantages of exoskeleton
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New one forms under old and they swell to enlarge
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What are some disadvantages of exoskeleton
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must be molted to grow
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What are some advantages of endoskeleton
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protein fiber hard plate cartilage
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What are the 2 main parts of the vertebrate skeleton
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Axial skeleton appendicular skeleton
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What regulates development of the skeleton in embryos
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Limbs from between boundaries of vertebrate regulates genes
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What are bones composed of
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Matrix: collagen and calcium
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What is the role of collagen and calcium
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Make the bone flexible
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What type of marrow is needed in a bone marrow transplant to a patient with a blood disorder
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Red marrow
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What is a ligament
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Bone-Bone
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What is a tendon
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Muscle-Bone
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What is cartilage
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cushions joints
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What is synovial fluid
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reduces friction
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what system controls muscle movement
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nervous system
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How do muscles work as antagonistic pairs
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muscles contract and bones move which are anchored by tendons and muscles can only pull 1 direction so the 2nd antagonistic muscle acts against the 1st
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How are muscles constructed
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Muscle mad of muscle fiber which is made of myofibers which is made of contractile
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What are the two types of contractile proteins found in a sarcomere
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Actin Myosin
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How does Actin and Myosin work
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within z line thin filaments called actin and thick filament called myosin and the myosin head extends and pivots back pulling actin
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