666666666 - guest1

[ArchivalUser]

The amount of force produced by a skeletal muscle can be increased
by
a. Increasing extracellular Mg2+
b. Decreasing extracellular Ca2+
c. Increasing the activity of acetylcholine esterase
d. Decreasing the interval between contractions
e. Increasing the preload beyond 2.2 µm

[ArchivalUser]

d.

[ArchivalUser]

y not e

[ArchivalUser]

absolutely correct. D

[ArchivalUser]

mydad, Increasing the preload beyond 2.2 decreases the
overlap between thick and thin filaments and therefore decreases the force
of contraction.