Muscle labeling /Actions Practice

Front

Largest and most powerful muscle in the body; causes plantar flexion of the foot?

Back

Gastrocnemius

Front

Which muscle extends the upper arm backward, such as when rowing or swimming?

Back

Latissimus dorsi

Front

What muscle is the black line pointing to?

Back

Deltoid

Front

Muscles of inspiration: ________ elevate the ribs during inspiration and ________ depress the ribs during exhalation.

Back

External Intercostals; Internal Intercostals

Front

What muscle is shown here?

Back

Trapezius

Front

Muscle responsible for flexing the forearm at the elbow?

Back

Biceps brachii

Front

Muscle that allows for the rotation of the arm and shoulder?

Back

Rotator cuff muscles

Front

Muscle primarily responsible for the adduction of the arm?

Back

Pectoralis major

Front

Muscle that assists in breathing by contracting and flattening?

Back

Diaphragm

Front

Muscle located on the back that helps in shoulder movement?

Back

Trapezius