Multiple Choice
The plateau at the top of the length -tension curve is due to
A) The “bare zone” in the middle of the thick filament that lacks myosin heads
B) Interference of thin filaments from adjacent half-sarcomeres
C) Interference of the thick filaments with the Z line proteins
D) The series-elastic elements limiting force transfer
E) Heterogeneity of sarcomere lengths along the muscle fiber
Correct Answer:
Verified
Correct Answer:
Verified
Q5: The structures thought to be involved in
Q6: Heterogeneity of muscle speed in different muscle
Q7: Isometric active force developed by skeletal muscle
Q8: The thin filament contains all of the
Q9: The A band contains all of the
Q11: The thick filament is 1.6 :m long
Q12: During a concentric contraction of muscle<br>A) The
Q13: The protein of the thick filam ent
Q14: Force developed by muscle<br>A) Derives from com
Q15: Myofibrils are<br>A) Single filament systems that can