The highest level of motor control involves the basal nuclei and the ________
Fill in the blanks with correct word
cerebellum
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The muscle cells of a marathon runner's legs would exhibit all these characteristics except
a. high resistance to fatigue b. low myoglobin content c. low glycogen content d. many mitochondria e. slow speed of contraction
Which of the following helps explain the increased tension seen in multiple wave summation?
A. increased motor unit recruitment B. increased concentration of calcium ions around the myofibrils C. exposure of more active sites on myosin myofilaments D. the breakdown of elastic elements in the cell E. decreased stimulus frequency
Cardiac muscle can function without nervous stimulation but skeletal muscle cannot.
Answer the following statement true (T) or false (F)
The best way to get oxygen to a patient is via a. positive-pressure ventilation from a manual artificial resuscitator
b. positive-pressure ventilation from an endotracheal tube with an inflated cuff. c. positive-pressure ventilation from mouth-to-tube delivery. d. all of the above are about equal.