Anatomy Test 1/17 *MOVEMENTS*

Which edge of the quadratus lumborum is accessible from the side of the torso?

Lateral edge

What action could you ask your partner to perform to feel the quadratus lumborum contract?

Laterally tilt (elevate) the hip

When the diaphragm muscle fibers contract, what connective tissue structure is pulled inferiorly?

Central tendon

What is the primary muscle of respiration?

Diaphragm

When is it best to move your fingers as you curl them underneath the rib cage to feel the diaphragm?

Only as your partner exhales

Which abdominal muscle runs vertically from the rib cage to the pubic crest?

Rectus Abdominis

Increasing the volume of the thoracic cavity would (shorten or lengthen) the diaphragm's fibers.

Shorten

Which three bony landmarks can help you to isolate the borders of the quadratus lumborum?

Twelfth rib, posterior iliac crest and transverse processes of the lumbar vertebrae