Podcast
Questions and Answers
What is the primary function of the sarcolemma in muscle cells?
What is the primary function of the sarcolemma in muscle cells?
- To store muscle glycogen
- To synthesize muscle proteins
- To facilitate nerve-muscle interaction (correct)
- To regulate muscle contraction
Which of the following is NOT a characteristic of slow-twitch muscle fibers?
Which of the following is NOT a characteristic of slow-twitch muscle fibers?
- High glycolytic capacity (correct)
- High mitochondrial density
- High capillary density
- High myoglobin content
What is the term for the area of muscle fibers where myofibrils are absent?
What is the term for the area of muscle fibers where myofibrils are absent?
- Myofibril
- Nucleus
- Sarcoplasm (correct)
- Sarcolemma
Which of the following types of muscle fibers has the highest rate of contraction?
Which of the following types of muscle fibers has the highest rate of contraction?
What is the term for the process by which muscle fibers increase in size?
What is the term for the process by which muscle fibers increase in size?
Which of the following is a characteristic of smooth muscle cells?
Which of the following is a characteristic of smooth muscle cells?
What is the term for the specialized regions of muscle fibers where nerve terminals release acetylcholine?
What is the term for the specialized regions of muscle fibers where nerve terminals release acetylcholine?
Which of the following types of muscle fibers is most resistant to fatigue?
Which of the following types of muscle fibers is most resistant to fatigue?
Flashcards
Sarcolemma function
Sarcolemma function
Facilitates nerve-muscle interaction in muscle cells.
Slow-twitch fiber characteristic NOT
Slow-twitch fiber characteristic NOT
Not high glycolytic capacity, but high endurance.
Area lacking myofibrils
Area lacking myofibrils
Sarcoplasm is the area in muscle cells where myofibrils are absent.
Fastest muscle fiber type
Fastest muscle fiber type
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Muscle fiber growth
Muscle fiber growth
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Smooth muscle nucleus
Smooth muscle nucleus
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Nerve terminal release point
Nerve terminal release point
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Fatigue-resistant muscle fiber type
Fatigue-resistant muscle fiber type
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Description
This quiz assesses knowledge on the histology of muscle, covering various aspects of muscle structure and function. It is designed for students of anatomy and physiology. Test your understanding of muscle histology with this quiz!