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Here are some of the muscle actions taken out of the anatomy note-pack questions

Rotation of the head to the right?

Left trapezius, left, sternocleidomastoid, right
splenius capitis, right longissimus capitis, left semispinalis capitis, right rectus capitis posterior major, and right obliquus capitis inferior

Side bending of the head?

Sternocleidomastoid, upper, trapezius, splenius capitis, longissimus capitis, and obliquus capitis superior.

Side bending of the neck?

Splenius cervicis, iliocostalis cervicis, longissimus cervicis, intertransversarius, scalenes, lev. Scapulae, and trapezius

Extension of the lumbar spine?

Iliostalis lumborum, multifidus, interspinalis, quadratus

Extension of the thoracic spine?

Iliocostalis thoracis, longissimus thoracis, semispinalis
thoracis, multifidus, spinalis, and interspinalis.

Side bending of the lumbar spine?

Iliostalis lumborum, multifidus, intertransversarius,
and quadratus lumborum, psoas major.

Scapular retraction.

Trapezius and rhomboids.

Scapular elevation.

Upper trapezius, levator scapulae, and rhomboids.

Scapular protraction.

Serratus anterior.

Scapular upward rotation.

Upper and lower trapezius, and serratus anterior.

Scapular downward rotation.

pectoralis minor, rhomboids, and levator scapulae.

Glenohumeral flexion:

Anterior deltoid, coracobrachialis, biceps, and pectoralis
major/latissimus dorsi (when glenohumeral joint is in extension)

Glenohumeral abduction.

Deltoid, supraspinatus, biceps (when the arm is externally

Glenohumeral external rotation.

Infraspinatus, supraspinatus, teres minor, and
posterior deltoid.

Glenohumeral internal rotation.

Pectoralis major, latissimus dorsi, anterior deltoid,
teres major, and subscapularis.

Glenohumeral adduction and internal rotation.

Pectoralis major, latissimus dorsi, and teres major.

Glenohumeral joint extension and external rotation.

Posterior deltoid, infraspinatus (from flexed position)

Glenohumeral joint flexion and internal rotation.

Anterior Deltoid, and with the arm extended the pectoralis major, teres major, and subscapularis.

Which of the anteromedial forearm muscles flex the elbow?

Flexor carpi radialis, flexor carpi ulnaris, pronator teres, and flexor digitorum superficialis.

Gluteal Muscles Abduction and internal rotation.

gluteus medius and minimus

Gluteal Muscles Extension and external rotation.

gluteus maximus

Gluteal Muscles External rotation.

gluteus maximus, piriformis, quadratus femoris, superior and
inferior gemelli, internal and external obturators

Anterior compartment Flex the hip.

iliopsoas, sartorius, rectus femoris, pectineus

Anterior compartment Extend the knee.

Vastus lateralis, vastus medialis, rectus femoris, vastus intermedius

Anterior compartment Externally rotate the hip.


Which medial compartment muscles both medially rotate and adduct the hip?

Gracilis, adductor logus, adductor brevis, adductor magnus

Posterior compartment Flex the knee.

Semitendinous, semimembranous, long and short heads of the biceps femoris

Posterior compartment Internally rotate the tibia.

Semitendinous, semimembranous

Posterior compartment Extend the hip.

Semitendinous, semimembranous, long head of the biceps femoris

Posterior compartment Externally rotate the tibia.

Long and short heads of the biceps femoris

Posterior compartment Ankle plantarflexion

Gastrocnemius, soleus, plantaris, posterior tibialis, flexor
digitorum longus, flexor hallicis longus

posterior compartment Ankle dorsiflexion.


posterior compartment Foot inversion.

Gastrocnemius, soleus, plantaris, posterior tibialis

posterior compartment Knee flexion.


posterior compartment Foot eversion.


deep neck Flexion of head

longus capitis and rectus capitis anterior;

deep neck flexion of neck

longus colli group

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