Trunk muscles :)

External Oblique

Superficial abdominal muscle that flexes and rotates the trunk.

Splenius Capitis

Muscle at the back of the neck that extends and rotates the head.

Quadratus Lumborum

Muscle in the lower back that laterally flexes the vertebral column and stabilizes the pelvis.

Erector Spinae

Group of muscles along the vertebral column that extends and laterally flexes the spine.

Diaphragm

Dome-shaped muscle separating thoracic and abdominal cavities, the main muscle of respiration.

External Intercostals

Muscles between the ribs that elevate ribs during inhalation.

Internal Intercostals

Muscles between the ribs that depress ribs during forced exhalation.

Internal Oblique

Intermediate abdominal muscle that flexes and rotates the trunk.

Transversus Abdominis

Deepest abdominal muscle that compresses abdominal contents.

Rectus Abdominis

Vertical abdominal muscle that flexes the vertebral column.

sternocliedomastoid

lateral flexion, turns head to opposite sides

external intercostals

Identify:

internal intercostals

identify:

rectus abdominus

identify:

diaphragm

identify:

erector spinae

identify:

splenius capitis

identify

transverse abdominus

identify:

internal oblique

identify:

external oblique

identify:

quadratus lumborum

identify:

scalene

identify

scalene muscles

flex neck; elevate 1st a second rib when neck is fixed