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5 Written questions

5 Matching questions

  1. sarcoplasm
  2. movement, support, heat production
  3. myosin
  4. tropomyosin, tropinin
  5. actin
  1. a 3 major muscle functions
  2. b __ and __ are 2 proteins associated with the surface of actin filaments
  3. c __ lays beneath the sarcolemma
  4. d __ is a globular protein with myosin bonding sites
  5. e thick filaments are made of __.

5 Multiple choice questions

  1. in the center of a bands is a _ _, consisting only of thick filaments
  2. organs that use chemical energy to contract
  3. opposing muscles
  4. besides sarcoplasm, __ __ lies beneath the sarcolemma
  5. __ __has different uses out of muscle cells & is carried to the liver via bloodstream

5 True/False questions

  1. ATPenergy source for contraction comes from molecules of:

          

  2. recruitmentAn increase in the # of activated motor units within a muscle at higher intensities of stimulation

          

  3. Mitochondria, synaptic vesiclesthe endoplasmic reticulum of the muscle fiber

          

  4. synergistshelper muscles

          

  5. motor end platearea in which sarcolemma is tightly folded; nuclei & mitochondria = abundant