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Questions and Answers
Which type of muscle has a striated appearance similar to skeletal muscle but with intercalated discs?
Which type of muscle has a striated appearance similar to skeletal muscle but with intercalated discs?
- Cardiac muscle (correct)
- Smooth muscle
- Skeletal muscle
- None of the above
Where is smooth muscle primarily found?
Where is smooth muscle primarily found?
- In the skeletal system
- Attached to bones via tendons
- Forms the heart walls
- In the walls of internal organs and blood vessels (correct)
Which type of muscle is under conscious control for voluntary movements?
Which type of muscle is under conscious control for voluntary movements?
- Skeletal muscle (correct)
- Cardiac muscle
- Smooth muscle
- None of the above
What is the specialized cell-to-cell junction in cardiac muscle that allows coordinated contraction?
What is the specialized cell-to-cell junction in cardiac muscle that allows coordinated contraction?
Which type of muscle is controlled by somatic motor neurons?
Which type of muscle is controlled by somatic motor neurons?
What controls the involuntary contraction of cardiac muscle?
What controls the involuntary contraction of cardiac muscle?
Which type of muscle lacks the highly organized sarcomere structure?
Which type of muscle lacks the highly organized sarcomere structure?
Which neurotransmitter is primarily responsible for neuromuscular junction in cardiac muscle?
Which neurotransmitter is primarily responsible for neuromuscular junction in cardiac muscle?
What regulates the exposure of myosin-binding sites on actin in skeletal muscle?
What regulates the exposure of myosin-binding sites on actin in skeletal muscle?
Which type of muscle has involuntary control regulated by the autonomic nervous system and hormones?
Which type of muscle has involuntary control regulated by the autonomic nervous system and hormones?
What initiates the action potentials in cardiac muscle?
What initiates the action potentials in cardiac muscle?
What regulates the interaction of myosin with actin in smooth muscle?
What regulates the interaction of myosin with actin in smooth muscle?
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