BIOS 252 midterm review Questions and Answers 100% Solved

BIOS 252 midterm review Questions and Answers 100%
Solved


isotonic contraction Correct Ans-muscle shortens because muscle tension exceeds load




isomeric contraction Correct Ans-Tension does not exceed load, length of muscle remains


the same. Tension produced never exceeds resistance.




Tetanus Correct Ans-individual twitches cannot be detected




twitch Correct Ans-The brief contraction of all muscle fibers in a motor unit in response to


a single action potential.




sliding filament theory Correct Ans-theory that actin filaments slide toward each other


during muscle contraction, while the myosin filaments are still




Axon stimulation Correct Ans-electrical impulse to neuromuscular junction

, BIOS 252 midterm review Questions and Answers 100%
Solved


Functions of muscles Correct Ans-produce movement, maintain posture, stabilize joints,


generate heat




Divisons of the nervous system Correct Ans-Central Nervous System- Brain and spinal cord


Pheripheral Nervous System- everything outside of brain and spinal cord




Cells of the nervous system Correct Ans-neurons and neuroglia




joints are Correct Ans-fulcrums




bones are Correct Ans-levers




Actin Correct Ans-Thin filament of protein found in muscles