Match the following terms with the correct numbers Lack sarcomeres, are involuntaryA. Slow oxidative (SO) or Type I fibers tissues, and are found in the bladder and stomach Red muscle fibers, can contract B. Smooth muscle for extended periods of time, and are well adapted to aerobic respiration Involuntary striated muscle that C. Cardiac muscle contains intercalated discs as a helpful tool for communication between cells. Primarily used during anaerobic D. Fast glycolitic fibers (FG) or Type lb fibers respiration, are the largest in diameter, and have the lowest amount of mitochondria, which is why they fatigue more readily. The least numerous fibers, more E. Fast oxidative fibers or Type lla fibers aerobic, therefore, have higher mitochondria density and higher resistance to fatigue than fast glycolitic fibers (FG).

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