1) effort is TRUE Which of the following statements about static muscular Oa) As
ID: 207824 • Letter: 1
Question
1) effort is TRUE Which of the following statements about static muscular Oa) As static l oads increase, axygen consumption remains about the same because blood flow to your arm is reduced As static loads increase, heart rate increases Carrying a backpack with the straps less of a static effort than carrying it over just one shoulder b) Oc) secured firmly over both shoulders requires Od) A is false, B and C are true. e) A, B and C are all true. 2) Circadian Fatigue can be defined as a) b) c) d) e) a state induced by excessive mental or intelectual workload. a natural part of the day-night rhythm and sleep cycle. a physical overloading of the entire body a state arising from overly straining the skeletal system. an accumulation of long-term stress effects. 3) A diffused sensation accompanied by feelings of indoilence and a disinclination for any activity best describes a) a d) general fatigue. reticular fatigue. Ob) muscular fatigue. Oe) sleep debt fatigue. 4) When first moving a worker from the day shift to the night shift, a manager shoud Oa) keep the workload as consistent as possible to the day shift Ob) give the worker additional responsibilities in order to help keep them alert c) d) reduce the number of critical decisions tat have to be made during the transition. suggest alternate driving routes to work. Oe) move the worker between day and night shift as needed to meet production schedules 5) A group of muscle fibers that all get their signals from the same, single motor neuron are called a c) muscle collective. a) muscle bundle Od) motor unit Ob) stirated group e) myofilament is when all available muscles in a bundle have been recruited to perform work and no additiona force can be exerted a) Isotonic contraction Ob) The ATP depletion point Oc) Summation maximum d) Muscular threshold De) Tetanus ceilingExplanation / Answer
1.
(a)--- false
(b)-- true
(c)--true
(d)--true
(e)--false
2. (b)
3. (a)
4.(c)
5.(d)
6.(c)
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