While sitting at your desk, you drop your pencil onto the floor.You bend over to pick up the pencil.In order to straighten up and continue your exam you must use which of the following muscles?
A)tibialis anterior
B)erector spinae
C)semimembranosus
D)tibialis anterior and semimembranosus
E)extensor hallucis longus

Question

Quizplus · Accepted Answer

The erector spinae muscles are responsible for straightening and extending the spine, allowing you to return to an upright position after bending over.

While Sitting at Your Desk, You Drop Your Pencil onto the Floor.You