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65 Cards in this Set
- Front
- Back
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Semispinalis capitis |
Action: Extends and rotates head |
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Splenius capitis |
Action: Extends, rotates and flexes laterally the head |
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Sternocleidomastoid |
Origin: Manubrium and clavicle Insertion: Mastoid process and superior nuchal line of occipital bone Action: Simultaneous contraction of both head of muscle - flexion of head. Individual contraction - rotates and flexes head to opposite side of contracting muscle |
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Buccinator |
Action: Compresses (pulls inward) cheeks (as in whistling and kissing |
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Depressor labii inferioris |
Depresses lower lip (as in frowning or expression of doubt) |
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Levator labii superioris |
Action: Elevates upper lip (as in sneering) |
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Occipitofrontalis |
Action: Elevates eyebrows, wrinkles skin of forehead, draws scapula anteriorly (expressions of surprise or fright) |
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Orbicularis oculi |
Closes eye by depressing upper eyelid and elevatihng lower eyelid (blinking or squinting) |
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Orbicularis oris |
Action: Compresses lip, protrudes and purses lips (as in kissing) |
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Platysma |
Depresses mandible, depresses lower lip back and down, tenses skin of neck |
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Zygomaticus |
Action: retracts and elevates upper lip and corner of mouth (as in smiling) |
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Temporalis |
Origin: Temporal lines on parietal and frontal bones Insertion: Coronoid process of mandible Action: Elevates and retracts mandible for biting and chewing |
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Masseter |
Origin: Zygomatic arch Insertion: Lateral side of mandible Action: Elevates and protracts mandible |
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Digastric |
Origin: Mastoid process (posterior belly), mandible near midline (anterior belly) Insertion: Hyoid Action: Depresses mandible when hypid is fixed by other muscles, retracts mandible and elevates hyoid |
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Geniohyoid |
Action: Protracts and elevates hypid, depresses mandible |
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Mylohyoid |
Action: Elevates floor of mouth and hyoid during swallowing |
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Omohyoid |
Action: Depresses hypid, fixes hyoid for depression of mandible |
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Sternohyoid |
Action: Depresses hyoid |
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Iliocostalis |
Action: Extends and flexes laterally vertebral column |
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Longissimus |
Action: Extends and flexes laterally vertebral column |
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Spinalis |
Action: Extends vertebral column |
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Semispinalis |
Action: Extends neck and vertebral column |
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Interspinales |
Action: Extends back and neck |
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Multifidus |
Action: Extends and rotates vertebral column |
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Diaphragm |
Action: Depresses floor of thoracic cavity for inhalation |
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External intercostals |
Action: Elevates ribs for inhilation |
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Internal intercostals |
Action: Depresses ribs for exhalation |
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External abdominal oblique |
Action: Compression of abdomen, flexion (lateral and anterior) and rotation of vertebral column |
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Internal abdominal oblique |
Action: Compression of abdomen, flexion (lateral and anterior) and rotation of vertebral column |
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Transverse abdominis |
Action: Compression of abdomen |
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Rectus abdominis |
Action: Compression of abdomen and flexion (anterior) of vertebral column |
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Pectoralis minor |
Action: Depression and protraction of scapula |
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Serratus anterior |
Action: Protraction and rotation of scapula |
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Rhomboid |
Action: Elevation, retraction and rotation of scapula |
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Levator scapulae |
Action: Elevation and rotation of scapula |
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Trapezius |
Action: Superior fibers - elevation of scapula Middle fibers - retraction of scapula Inferior fibers - depression of scapula |
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Deltoid |
Action: Abduction, flexion, extension and rotation of arm |
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Pectoralis major |
Origin: Sternum, clavicle and ribs Insertion: Intertubercular sulcus of humerus Action: Flexion, medial rotation and adduction of arm |
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Latissimus dorsi |
Action: Extension, medial rotation and adducion of arm |
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Teres major |
Action: Extension, adduction and medial rotation of arm |
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Supraspinatus |
Origin: Supraspinous fossa of scapula Insertion: Greater tubercle of humerus Action: Abduction of arm |
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Infraspinatus |
Origin: Infraspinous fossa of scapula Insertion: Greater tubercle of humerus Action: Adduction and lateral rotation of arm |
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Tere minor |
Origin: Lateral edge of scapula Insertion: Greater tubercle of humerus Action: Adduction and lateral rotation of arm |
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Subscapularis |
Origin: Subscapular fossa Insertion: Lesser tubercle of humerus Action: Medial rotation of arm |
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Biceps brachii |
Origin: Scapula Insertion: Radial tuberosity Action: Flexion and supination of forearm |
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Brachialis |
Action: Flexion of forearm |
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Brachioradialis |
Action: Flexion of forearm |
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Triceps brachii |
Origin: Scapula and humerus Insertion: Olecranon process of ulna Action: Extension of forearm |
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Pronator teres |
Action: Pronation of forearm |
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Supinator |
Action: Supination of forearm |
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Flexor carpi radialis |
Action: Flexion of wrist and abduction of hand |
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Flexor carpi ulnaris |
Action: Flexion of wrist and adduction of hand |
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Flexor digitorum |
Action: Flexion of wrist and digits |
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Extensor carpi radialis |
Action: Extension of wrist and abduction of hand |
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Extensor carpi ulnaris |
Extension of wrist and adduction of hand |
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Extensor digitorum |
Extensor of wrist and digits |
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Iliopsoas |
Action: Flexion of thigh at hip |
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Gluteus maximus |
Origin: Ilium, sacrum and coccyx Insertion: Posterior side of femur Action: Extension and lateral rotation of thigh at hip |
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Gluteus medius |
Origin: Ilium Insertion: Greater trochanter of femur Action Abduction of thigh at hip |
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Gluteus minimus |
Origin: Ilium Insertion: Greater trochanter of femur Action: Abduction of thigh at hip |
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Quadriceps femoris |
Origin: Ilium, greater trochanter of femur and shaft of femur Insertion: Tibial tuberosity of tibia Action: Extension of knee |
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Sartorius |
Action: Flexion of thigh and knee and lateral rotation of thigh |
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Adductors |
Action: Adduction of thigh |
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Gastrocnemius |
Origin: Lateral and medial condyles of femur Insertion: Calcaneus (gastrocnemius and soleus attach to calcaneus via the calcaneal tendon) Action: Flexion of foot |
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Soleus |
Action: Flexion of foot |
