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32 Cards in this Set

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Frontalis
Origin: Galea aponeurotica

Insertion: skin of forehead

Action: Wrinkles forhead skin and elevates eyebrows
Head
Orbicularis Oris
Origin: mandible and maxillary

Insertion: lips

Action: closes/presses lips against teeth; protudes lips
Lips
Sternocleidomastoid
Origin: manubrium (sternum) and clavicle

Insertion: mastoid process (temporal bone)

Action: flexes neck; contraction of one: tilt head and rotates face away
Neck
Masseter
Origin: zygomatic arch

Insertion: ramus (mandible)

Action: chewing, elevates and retracts mandible
Jaw
Temporalis
Origin: temporal bone

Insertion: mandible

Action: Chewing, elevates and retracts mandible
Head
Trapezius
Origin: ligamentum nuchae, midline of neck and back, spinous processes of thoracic vertebrae

Insertion: clavicle, acromion process and spine (scapula)

Action: variety: extends head; elevates, depresses, and rotates scapula; elevates clavicle
Upper Back
Pectoralis Major
Origin: clavicle, sternum, costal cartilages

Insertion: intertubercular groove (humerus)

Action: flexes, adducts and rotates humerus medially
Chest
Deltoid
Origin: clavicle and scapula

Insertion: deltoid tuberosity (humerus)

Action: abducts humerus
Arm
Latissimus Dorsi
Origin: lumbodorsal fascia, spinous processes of lower thoracic and lumbar vertebrae, lower ribs

Insertion: intertubercular groove (humerus)

Action: extends, adducts, rotates humerus medially
Back
External Intercostals
Origin: inferior border of upper rib

Insertion: superior border of lower rib

Action: elevates rib cage in normal inspiration
Ribs
External oblique
Origin: Lower ribs

Insertion: linea alba

Action: flexes vertebral column; flex only one: bends vertebral column to one side; supports and compresses abdominal viscera
Stomach
Rectus Abdominus
Origin: pubis

Insertion: xiphoid process (sternum) and costal cartilages of some ribs

Action: Flexes vertebral column, supports and compresses abdominal viscera
Stomach
Biceps Brachii
Origin: Short head: coracoid process (scapula)
Long Head: scapula (tubercle above glenoid cavity

Insertion: Radius

Action: flexes elbow and shoulder, supinates forearm
Upper arm
Brachialis
Origin: periosteum of humerus, deep to biceps

Insertion: ulna

Action: flexes elbow
upper arm
Brachioradialis
Origin: lateral epicondyle humerus

Insertion: near styloid process radius

Action: flexes elbow
upper/lower arm
Triceps Brachii
Origin: lateral head: lateral humerus
Medial head: posterior humerus
Long Head: scapula (tubercle below glenoid cavity)

Insertion: olecranon process ulna

Action: extends elbow
upper arm
Sartorius
Origin: anterior superior iliac spine

Insertion: medial tibia

Action: flexes hip and knee, rotates thigh laterally
upper leg
Gracilis
Origin: pubis

Insertion: medial tibia

Action: adducts femur, flexes knee
Upper leg
Adductor Longus
Origin: pubis

Insertion: linea aspera femur

Action: adducts and flexes thigh
upper leg
Adductor Magnus
Origin: pubis and ischial tuberosity

Insertion: linea aspera femur

Action: adducts and flexes thigh
upper leg
Rectus femoris
Origin: anterior Inferior iliac spine

Insertion: patellar ligament that inserts on the tibial tuberosity

Action: extends knee, flexes hip
Quad
Vastus Lateralis
Origin: greater trochanter femur

Insertion: patellar ligament that inserts on the tibial tuberosity

Action: extends knee
Quad
Vastus Medialis
Origin: linea aspera

Insertion: patellar ligament that inserts on the tibial tuberosity

Action: extends knee
Quad
Vastus Intermedius
Origin: deep, femur (anterior and lateral aspects)

Insertion: patellar ligament that inserts on the tibial tuberosity

Action: extends knee
Quad
Tibialis anterior
Origin: lateral condyle and shaft tibia

Insertion: tarsal and metatarsal

Action: dorsiflexes and inverts foot
lower leg
Gluteus Maximus
Origin: pelvis (ilium, sacrum, coccyx) and lumbodorsal fascia

Insertion: iliotibial tract, femur

Action: extends and rotates femur laterally
upper leg
Gluteus Medius
Origin: ilium (lateral surface)

Insertion: greater trochanter femur

Action: abducts and medially rotates thigh
upper leg
Biceps Femoris
Origin: Long head: ischial tuberosity
Short head: linea aspera femur

Insertion: head fibula, lateral condyle tibia

Action: flexes knee, extends femur at hip
hamstring
Semitendinosis
Origin: ischial tuberosity

Insertion: medial tibia

Action: flexes knee
hamstring
Semimembranosis
Deeper, medial

Origin: ischial tuberosity

Insertion: medial condyle tibia

Action: flexes knee
hamstring
Gastrocnemius
Origin: lateral and medial condyles femur

Insertion: achilles tendon to calcaneous

Action: plantar flexes, inverts foot, flexes knee
lower leg
Soleus
Origin: head fibula and medial tibia

Insertion: achilles tendon to calcaneous

Action: plantar flexes, inverts foot
lower leg