Torso Muscle Cold Call

Front

What happens to the ribs with the middle and posterior scalene?

Back

Elevate during forced inspiration.

Front

What is the shape of the Pectoralis Major?

Back

Convergent.

Front

This muscle (external oblique) rotates the trunk UNILATERALLY to the ________ side.

Back

Opposite.

Front

What shape is the deltoid?

Back

Multipennate.

Front

What is the deepest abdominal muscle?

Back

Transverse Abdominus.

Front

What is the primary function of the external oblique muscle?

Back

Rotates the trunk and assists in lateral flexion.

Front

What is the role of the internal intercostal muscles?

Back

Depress the ribs during forced expiration.

Front

What is the anatomical position of the rectus abdominis?

Back

It runs vertically along the anterior wall of the abdomen.

Front

What is the function of the diaphragm during respiration?

Back

Contracts to increase thoracic cavity volume, aiding in inhalation.

Front

What type of muscle is the pectoralis minor?

Back

It is a flat, thin muscle located beneath the pectoralis major.