Practical #2 - Anatomy

Occipitofrontalis ; Elevation of eyebrows

Temporalis ; Elevation and retraction of mandible

Masseter ; Elevation of mandible

Zygomaticus major ; Elevation of mouth corners (smiling)

Zygomaticus minor ; Elevation of upper lip

Orbicularis oculi ; Closure of eyelids

Sternocleidomastoid (SCM); Flexion of neck and rotation of head to opposite side

Sternohyoid ; Depression of hyoid bone

Deltoid ; Abduction, flexion, and extension of arm

Teres major ; Extension, adduction, and medial rotation of arm

Supraspinatus ; Abduction of arm

Infraspinatus ; Lateral rotation of arm

Teres minor ; Lateral rotation of arm

Subscapularis ; Medial rotation of arm

Biceps brachii ; Flexion of elbow and supination of forearm

Triceps brachii ; Extension of elbow

Brachioradialis ; Flexion of elbow

Pectoralis major ; Flexion, adduction, and medial rotation of arm

Pectoralis minor ; Protraction and depression of scapula

Serratus anterior ; Protraction and upward rotation of scapula

External intercostals ; Elevation of ribs (inspiration)

Internal intercostals ; Depression of ribs (forced expiration)

Rectus abdominis ; Flexion of vertebral column

External oblique ; Contralateral rotation and flexion of trunk

Linea alba (fascia) ; No movement (connective tissue midline)

Diaphragm ; Contraction for inspiration

Trapezius ; Elevation, retraction, and depression of scapula

Latissimus dorsi ; Extension, adduction, and medial rotation of arm

Rhomboid major ; Retraction and elevation of scapula

Rhomboid minor ; Retraction and elevation of scapula

Gluteus maximus ; Extension and lateral rotation of thigh

Sartorius ; Flexion, abduction, and lateral rotation of thigh; flexion of knee

Rectus femoris ; Extension of knee and flexion of hip

Vastus medialis ; Extension of knee

Vastus lateralis ; Extension of knee

Tensor fasciae latae ; Abduction and medial rotation of thigh

Iliotibial band ; Stabilization of knee joint (no direct movement)

Biceps femoris ; Extension of thigh and flexion of knee

Semitendinosus ; Extension of thigh and flexion of knee

Semimembranosus ; Extension of thigh and flexion of knee

Adductor magnus ; Adduction of thigh

Gracilis ; Adduction of thigh and flexion of knee

Adductor longus ; Adduction of thigh

Pectineus ; Adduction and flexion of thigh

Tibialis anterior ; Dorsiflexion and inversion of foot

Extensor digitorum longus ; Extension of toes and dorsiflexion of foot

Gastrocnemius ; Plantar flexion of foot and flexion of knee

Soleus ; Plantar flexion of foot

Calcaneal (Achilles) tendon ; Transmits plantar flexion to calcaneus