In lifting a heavy weight from the floor, one should use the power of the ________ in order to avoid straining the lower back.
A) biceps brachii and brachialis
B) gastrocnemius and soleus
C) external and internal abdominal obliques
D) knee and hip extensors
E) trapezius and latissimus dorsi

Question

Quizplus · Accepted Answer

The knee and hip extensors, which include muscles such as the quadriceps (front of the thigh) and the gluteus maximus (buttocks), are the primary muscles that should be used when lifting heavy weights from the floor. This approach helps maintain a proper posture and minimizes the risk of lower back injury by ensuring the load is lifted with the legs rather than the back.

In Lifting a Heavy Weight from the Floor, One Should