Muscles Affecting the Axial Skeleton

Which in NOT true about this pictured muscle?

• It is the rectus abdominus

• It helps me perform a plank

• It flexes the trunk

• It is the abdominal obliques

ID the muscle in green.

• Cleidosternomastoid

• Upper Trapezius

• Sternocleidmastoid

• Levator Scapulae

ID this muscle.

• Upper trapezius

• Splenius

• Pectoralis minor

• Rhomboids

The levator scapulae helps this motion. Which is a synergist?

• Upper trapezius

• Serratus anterior

• Latissimus dorsi

• Sternocleidomastoid

Which is NOT true of this muscle?

• It helps me stand up straight

• It is also called the paraspinals

• It is a synergist of the rectus abdominus

• It extends the spine

The muscle listed that is MOST involved in trunk rotation shown here.

• Iliopsoas

• Subscapularis

• Sternocleidomastoid

• Abdominal obliques

Which muscle pair would MOST help get him in this position?

• Obliques and paraspinals

• Splenius and sternocleidomastoid

• Sternocleidomastoid and rectus abdominus

• Rectus abdominus and erector spinae

Often when doing sit-ups, we cheat by using our hip flexors (iliopsoas) more than our __________________.

• Rectus abdominus

• Rectus femoris

• Obliques

• Trapezius

In the bottom picture, she needs to engage which muscle more?

• Erector spinae

• Gluteus maximus

• Quadriceps

• Rectus abdominus

Which sternocleidomastoid is she using?

• Left

• Right

• Both equally

• Neither as it does not perform this motion.