lecture 12 - how insects move 08Ann.-1

lecture 12 - how insects move 08Ann.-1 - How Insects Move...

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How Insects Move
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It’s all in the muscles! Flight muscles can make up 65% of total body mass Flight muscles consume more O 2 per mass than any other locomotor tissue in animals
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I. Striated muscle structure and function A) Structural Components
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B) Function – 1)           2)  I. Striated muscle structure and function
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Filaments slide together
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3)
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4)
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5) 6)
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C) Size dependence I. Striated muscle structure and function
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II. Insects vs. Vertebrates
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III. How muscles are attached in insects A) Costa A)
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IV. Walking A) B)
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V. Powered Flight A) Evolution Only evolved 3 X
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“The  de b a te  c o ntinue s , b ut s o  fa r it ha s   pro duc e d m o re  he a t tha n lig ht.” V. Powered Flight A) Evolution The paranotal lobe theory The gill theory
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B) Physics of flight 1) Lift – Bernoulli’s Principle 1) Thrust 1) Drag 1) Leading edge vortex
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C) Direct vs Indirect flight muscles
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D) Synchronous vs. Asynchronous Flight muscles
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Assorted, Weird Arthropod Modes of Locomotion  
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Resilin stored in coxa (works like  bow and arrow) “cocked” “Resilin -- the most efficient elastic protein  known”
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This note was uploaded on 05/02/2008 for the course BIOS 326 taught by Professor Rudgers during the Spring '08 term at Rice.

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lecture 12 - how insects move 08Ann.-1 - How Insects Move...

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