Skeletal muscle fibers
A) are some of the longest cells in the body
B) are attached end-to-end within a muscle
C) contain Z lines within their A bands
D) contain only one nucleus
E) exhibit characteristics b and c
Correct Answer:
Verified
Q5: Z lines
A)are formed by the T tubules
B)extend
Q6: Troponin
A)binds with calcium to allow sarcomere shortening
B)breaks
Q7: Skeletal muscle fibers
A)have T tubules within their
Q8: The region between two Z lines is
Q9: Order the following muscle cell components from
Q11: Identify the characteristic(s) shared by all types
Q12: The functional unit of skeletal muscle
A)is the
Q13: Sarcomeres are arranged end to end as
A)Z
Q14: A function of tropomyosin is
A)to bind Ca₂₊
B)to
Q15: Each I band in a skeletal muscle
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