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Chapter 8 - Skeletal System

Chris Bearden

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5.a motor neuron and its associated muscle fibers
6.thick and thin filaments do not change their length. Rather, they slide past one another, with the thin filaments sliding toward the center of the sarcomere from both ends.
8.the amount of oxygen required after physical exercise to convert accumulated lactic acid to glucose
10.the structural and functionalunits of myofibril
11.a protein that forms filaments that slide between filaments of the protein myosin, contracting muscle fibers
13.a neuron that transmits impulses from the central nervous system to an effector
14.a sheet of fibrous connective tissue that encloses a muscle
1.a biochemical that that stores energy in muscle tissue
2.synapse between a motor neuronand a skeletal muscle fiber
3.a type of neurotransmitteer, which is a biochemical secreted at axon ends of many neurons; transmits nerve messages across synapses
4.impulse that travels along the sacrolemma to the transverse tubules
7.the functional connection between the axon of a neuron and the dendrite or cell body of another neuron or membrane of another cell type
9.contractile fibers in muscle cells
12.a protein that, with actin, forms the filaments that contract muscle fibers

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