trunk movements and exercises

identify muscles and exercises for movement:
forced expiration

all abdominal muscles (rectus abdominis, the obliques)

identify muscles and exercises for movement:
forced inspiration

intercostal muscles (internal and external), lats, serratus anterior, pecs, scalene, erector spinae

identify muscles and exercises for movement:
compression and support abdominal viscera

the oblique (external and internal), transverse abdominis, rectus abdominis (only compression)

identify muscles and exercises for movement:
trunk flexion

muscles: erectus abdominis
exercise: sit ups

identify muscles and exercises for movement:
trunk rotation

Contralateral - external obliques, semispinalis, erector spinae
exercise - bicycle crunches

Ipsilateral - internal obliques, erector spinae
exercise - side plank hip dips

the Multifidus is involved in establishing the vertebral column