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Questions and Answers
What is the composition of the myocardium?
What is the composition of the myocardium?
- Skeletal muscles and myocytes
- Lactate and anaerobic conditions
- Myocytes and oxygenated blood (correct)
- Coronary arteries and myocytes
What happens to the myocytes without oxygen?
What happens to the myocytes without oxygen?
- They fade and eventually die (correct)
- They become permeable to sodium
- They produce lactate
- They enter a polarized state
Which type of muscle can produce lactate under anaerobic conditions?
Which type of muscle can produce lactate under anaerobic conditions?
- Skeletal muscles (correct)
- Smooth muscles
- Striated muscles
- Cardiac muscles
What is the resting membrane potential of cardiac cells?
What is the resting membrane potential of cardiac cells?
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During depolarization, what happens to the inside of the resting cell?
During depolarization, what happens to the inside of the resting cell?
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