Postural muscles tend if they arent regularly stimulated to produce adequate force

There are 4 options are:

a. Lengthen (wrong answer.)

b. Weaken is a correct answer.

c. Tear (wrong answer).

d. Grow (wrong answer.)

Postural muscles tend to weaken if they aren't regularly stimulated to produce adequate force.

Hope it helped you.

-Charlie

Postural muscles tend to atrophy, shrink, and weaken if they aren’t regularly stimulated to produce adeqauate force. Hope this helped!

Primary effectit is the most accurate.