Which statement is incorrect about cross bridges?
a. They are globular myosin heads that protrude from the thick filaments.
b. They bend during muscle contraction.
c. They attach and detach from actin during muscle contraction.
d. They are not found in the I band.
e. They bind with troponin during contraction.
E
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Indicate whether the statement is true or false
The inhibition of an antagonistic muscle so that the agonist can do the intended movement is due to ________.
A. crossed-extensor reflex B. flaccid paralysis C. reciprocal innervation D. monosynaptic reflex
Hypocalcemia causes muscle weakness, whereas hypercalcemia causes potentially fatal muscle tetanus
Indicate whether the statement is true or false
Which muscle is responsible for contraction of the urinary bladder during micturition?
A. Detrusor muscle B. Micturition muscle C. Trigone D. Internal urinary sphincter