Physio 9.0 Post-lab Exercise 2 Activitiy 4

Part A
Which of the following would result in fused or unfused tetanus?
Which of the following would result in fused or unfused tetanus?
   a. threshold stimulus and single stimuli
   b.increasing the stimulus frequency
   c. decreasing the stimulus frequency
   d. decreasing the stimulus frequency or increasing the stimulus frequency

Part B
To transition from unfused tetanus to fused tetanus, _______.
To transition from unfused tetanus to fused tetanus, _______.
    a.stimulus frequency increased
    b.the muscle fibers were allowed to relax
    c.wave summation was not allowed
    d.stimulus frequency decreased
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Part C
Which of the following describes the relationship between stimulus frequency and muscle tension?
Which of the following describes the relationship between stimulus frequency and muscle tension?
   a. When stimulus frequency decreases, muscle tension increases indefinitely.
    b.When stimulus frequency increases, muscle tension increases indefinitely.
    c.When stimulus frequency increases, muscle tension increases to a maximum value.
   d. When stimulus frequency increases, muscle tension decreases.
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Part D
At what stimulus frequency was maximal tetanic tension developed?
At what stimulus frequency was maximal tetanic tension developed?
    a.130 stimuli/sec
    b.140 stimuli/sec
    c.146 stimuli/sec
    d.50 stimuli/sec
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