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123 Cards in this Set
- Front
- Back
orbicularis oculi
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Origin: frontal bone, maxillary bone
Insertion: eyelid Action: closes eye |
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zygomaticus major
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Origin: zygomatic bone
Insertion: skin and muscle Action: smiling |
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zygomaticus minor
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Origin: zygomatic bone
Insertion: skin and muscle Action: smiling |
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orbicularis oris
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Origin: other facial muscles
Insertion: other facial muscles Action: purses lips |
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platysma
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Origin: pectoral/deltoid fascia
Insertion: skin and muscle Action: lowers lips, depresses mandible |
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masseter
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Origin: zygomatic arch
Insertion: mandibular angle and mandibular ramus Action: elevates mandible |
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temporalis
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Origin: temporal fossa
Insertion: coronoid process of the mandible Action: elevates mandible and retracts mandible |
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geniohyoid
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Origin: mandible
Insertion: hyoid Action: elevates hyoid and pulls anterior |
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digastric, anterior and posterior bellies
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Origin: mandible
Insertion: hyoid Action: elevates hyoid or depresses mandible if hyoid fixed |
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mylohyoid
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Origin: mandible
Insertion: hyoid Action: elevates hyoid and floor of mouth |
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stylohyoid
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Origin: styloid process
Insertion: hyoid Action: elevates and retracts hyoid |
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sternohyoid
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Origin: sternum, clavicle
Insertion: hyoid Action: depresses hyoid |
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sternothyroid
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Origin: sternum
Insertion: thyroid cartilage Action: depresses larynx |
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thyrohyoid
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Origin: thyroid cartilage
Insertion: hyoid Action: depresses hyoid (or elevates larynx) |
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omohyoid, superior and inferior bellies
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Origin: scapula
Insertion: hyoid Action: depresses and retracts hyoid |
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sternocleidomastoid
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Origin: manubrium, medial clavicle
Insertion: mastoid process, superior nuchal line Action: flexes and rotates the head |
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scalenes - anterior, middle, and posterior
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Origin: transverse processes
Insertion: ribs 1 and 2 Action: elevates ribs, flexes neck, rotates neck |
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pectoralis major
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Origin: clavicle, sternum, ribs
Insertion: greater tubercle Action: flexes arm at shoulder, rotates arm medially, adducts arm |
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pectoralis minor
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Origin: ribs
Insertion: coracoid process of the scapula Action: depresses scapula, rotates scapula downwards |
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serratus anterior
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Origin: ribs
Insertion: vertebral border of the scapula Action: rotates scapula upwards, protracts scapula |
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external intercostals
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Origin: superior ribs
Insertion: inferior ribs Action: elevates rib cage |
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internal intercostals
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Origin: inferior ribs
Insertion: superior ribs Action: depresses rib cage |
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external oblique
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Origin: ribs
Insertion: linea alba, pubic crest, pubic tubercle, iliac crest Action: flexes and rotates vertebral column, compresses abdomen |
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internal oblique
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Origin: lumbar fascia, iliac crest, inguinal ligament
Insertion: linea alba, pubic crest, ribs Action: flexes and rotates vertebral column, compresses abdomen |
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rectus abdominus
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Origin: pubic crest, pubic symphysis
Insertion: xiphoid process, costal cartilages Action: flexes and rotates vertebral column, compresses abdomen |
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transversus abdominis
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Origin: inguinal ligament, costal cartilages, iliac crest, lumbar fascia
Insertion: linea alba, pubic crest Action: compresses abdominal contents |
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deltoid
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Origin: lateral 1/3 of clavicle, spine of scapula, acromion process of the scapula
Insertion: deltoid tuberosity Action: abducts arm; flexes arm at shoulder, rotates arm medially, extends arm at shoulder, rotates arm laterally |
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biceps brachii, long head
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Origin: supraglenoid tubercle
Insertion: radial tuberosity Action: flexes forearm at elbow, supinates forearm |
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biceps brachii, short head
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Origin: coracoid process
Insertion: radial tuberosity Action: flexes forearm at elbow, supinates forearm |
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brachialis
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Origin: anterior humerus
Insertion: coronoid process of the ulna Action: flexes forearm at elbow |
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coracobrachialis
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Origin: coracoid process
Insertion: humerus shaft Action: flexes arm at shoulder, adducts arm |
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brachioradialis
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Origin: lateral supracondylar ridge
Insertion: styloid process of the radius Action: flexes forearm at elbow, stabilizes elbow during flexion and extension |
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extensor carpi radialis longus
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Origin: lateral supracondylar ridge
Insertion: 2nd metacarpal Action: extends hand at wrist, abducts hand |
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extensor carpi radialis brevis
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Origin: lateral epicondyle
Insertion: 3rd metacarpal Action: extends hand at wrist, abducts hand |
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extensor digitorum
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Origin: lateral epicondyle
Insertion: distal phalanges of 2nd to 5th digit Action: extends distal interphalangeal joints, extends hand at wrist |
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extensor carpi ulnaris
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Origin: lateral epicondyle, ulna
Insertion: 5th metacarpal Action: extends hand at wrist, adducts hand |
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supinator
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Origin: lateral epicondyle of the humerus, proximal ulna
Insertion: radius Action: supinates forearm |
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abductor pollicis longus
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Origin: radius, ulna, interosseous membrane
Insertion: trapezium, 1st metacarpal Action: abducts pollex |
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extensor pollicis brevis
|
Origin: radius, ulna, interosseous membrane
Insertion: proximal phalanx of pollex Action: extends 1st metacarpal-phalangeal joint |
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extensor pollicis longus
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Origin: radius, ulna, interosseous membrane
Insertion: distal phalanx of pollex Action: extends 1st interphalangeal joint |
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extensor indicis
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Origin: ulna, interosseous membrane
Insertion: distal phalanx of 2nd digit Action: extends 2nd distal interphalangeal joint |
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extensor digiti minimi
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Origin: lateral epicondyle
Insertion: distal phalanx of 5th digit Action: extends 5th distal interphalangeal joint |
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anconeus
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Origin: lateral epicondyle
Insertion: olecranon process Action: abducts ulna during pronation |
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dorsal interossei
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Origin: metacarpals
Insertion: extensor expansions Action: abducts fingers, flex metacarpals, extend phalanges |
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sartorius
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Origin: anterior superior iliac spine
Insertion: tibia Action: flexes thigh at hip, rotates thigh laterally, abducts thigh, flexes leg at knee |
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tensor fascia(e) latae
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Origin: anterior superior iliac spine, iliac crest
Insertion: iliotibial tract Action: flexes thigh at hip, abducts thigh, rotates thigh medially |
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iliopsoas
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Origin: iliac fossa, ala of the sacrum, transverse processes
Insertion: lesser trochanter Action: flexes thigh at hip, flexes vertebral column |
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pectineus
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Origin: superior ramus of the pubis
Insertion: linea aspera Action: adducts thigh, flexes thigh at hip, rotates thigh medially |
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rectus femoris
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Origin: anterior inferior iliac spine
Insertion: patella and tibial tuberosity via tendon of quadriceps femoris and patellar ligament Action: extends leg at knee, flexes thigh at hip |
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vastus lateralis
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Origin: greater trochanter, intertrochanteric line, linea aspera
Insertion: patella and tibial tuberosity via tendon of quadriceps femoris and patellar ligament Action: extends leg at knee, stabilizes knee |
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vastus medialis
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Origin: linea aspera, intertrochanteric line
Insertion: patella and tibial tuberosity via tendon of quadriceps femoris and patellar ligament Action: extends leg at knee, stabilizes patella |
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vastus intermedius
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Origin: proximal shaft of femur
Insertion: patella and tibial tuberosity via tendon of quadriceps femoris and patellar ligament Action: extends leg at knee |
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gracilis
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Origin: body and inferior ramus of pubic bone
Insertion: tibia Action: adducts thigh, flexes leg, medially rotates leg |
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adductor longus
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Origin: superior ramus
Insertion: linea aspera Action: adducts thigh, flexes thigh, medially rotates thigh |
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adductor brevis
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Origin: body and inferior ramus
Insertion: linea aspera Action: adducts thigh, medially rotates thigh |
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adductor magnus
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Origin: inferior ramus, ischial ramus, ischial tuberosity
Insertion: linea aspera, adductor tubercle Action: adducts thigh, medially rotates thigh, flexes thigh |
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tibialis anterior
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Origin: lateral condyle of the tibia, interosseous membrane
Insertion: medial cuneiform, 1st metatarsal Action: dorsiflexes foot, inverts foot |
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extensor hallucis longus
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Origin: fibula, interosseous membrane
Insertion: distal phalanx of the great toe Action: dorsiflexes foot, extends great toe |
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extensor digitorum longus
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Origin: lateral condyle of the tibia, fibula, interosseous membrane
Insertion: middle and distal phalanges of 2nd-5th digits Action: extends toes |
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fibularis (peroneus) tertius
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Origin: fibula, interosseous membrane
Insertion: 5th metatarsal Action: dorsiflexes foot, everts foot |
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fibularis (peroneus) longus
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Origin: head of fibula
Insertion: medial cuneiform, 1st metatarsal Action: plantar flexes foot, everts foot |
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fibularis (peroneus) brevis
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Origin: shaft of fibula
Insertion: 5th metatarsal Action: plantar flexes foot, everts foot |
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extensor digitorum brevis
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Origin: calcaneus
Insertion: 1st proximal phalanx base, extensor expansions Action: extends toes |
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flexor digitorum brevis
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Origin: calcaneal tuberosity
Insertion: middle phalanges Action: flexes toes |
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abductor hallucis
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Origin: calcaneal tuberosity
Insertion: 1st proximal phalanx Action: abducts big toe |
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abductor digiti minimi
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Origin: calcaneal tuberosity
Insertion: 5th proximal phalanx Action: abducts & flexes 5th toe |
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flexor accesorius (Quadratus plantae muscle)
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Origin: calcaneus
Insertion: flexor digitorum longus tendons Action: straightens out oblique pull of flexor digitorum longus |
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lumbricals (foot)
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Origin: flexor digitorum longus tendons
Insertion: extensor expansions Action: flex metatarsals, extend phalanges |
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flexor hallucis brevis
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Origin: lateral cuneiforum, cuboid
Insertion: 1st proximal phalanx Action: flexes 1st toe |
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adductor hallucis
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Origin: metatarsal bases
Insertion: 1st proximal phalanx Action: adducts toe |
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flexor digiti minimi brevis (toe)
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Origin: 5th metatarsal base
Insertion: 5th proximal phalanx Action: flexes 5th toe |
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plantar interossei
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Origin: metatarsals
Insertion: extensor expansions Action: abducts toes, flex metatarsals, extends phalanges |
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trapezius
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Origin: superior nuchal line, spinous processes
Insertion: clavicle, spine of scapula, acromion process Action: elevates scapula, depresses scapula, rotates scapula, adducts scapula |
|
latissimus dorsi
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Origin: spinous processes, ribs, iliac crest
Insertion: intertubercular groove Action: extends arm at shoulder, adducts arm, rotates arm medially |
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levator scapula(e)
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Origin: transverse processes
Insertion: vertebral border Action: elevates scapula, downwardly rotates scapula |
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rhomboid major
|
Origin: spinous processes
Insertion: vertebral border Action: adducts scapula, downwardly rotates scapula |
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rhomboid minor
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Origin: spinous processes
Insertion: vertebral border Action: adducts scapula, downwardly rotates scapula |
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supraspinatus
|
Origin: supraspinous fossa
Insertion: greater tubercle Action: abducts arm |
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infraspinatus
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Origin: infraspinous fossa
Insertion: greater tubercle Action: rotates arm laterally |
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teres major
|
Origin: inferior angle
Insertion: lesser tubercle Action: adducts arm, extends arm at shoulder, rotates arm medially |
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teres minor
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Origin: lateral border
Insertion: greater tubercle Action: rotates arm laterally |
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subscapularis
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Origin: subscapular fossa
Insertion: lesser tubercle Action: rotates arm medially |
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splenius capitis
|
Origin: spinous processes
Insertion: mastoid process, occipital bone Action: extends vertebral column |
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semispinalis capitis
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Origin: transverse processes
Insertion: occipital bone Action: extends vertebral column |
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iliocostalis
|
Origin: iliac crest, ribs
Insertion: ribs, transverse processes Action: extends vertebral column |
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longissimus
|
Origin: transverse processes
Insertion: mastoid process Action: extends vertebral column |
|
spinalis
|
Origin: spinous processes
Insertion: spinous processes Action: extends vertebral column |
|
triceps brachii, long head
|
Origin: infraglenoid tubercle
Insertion: olecranon process Action: extends forearm |
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triceps brachii, lateral head
|
Origin: humerus shaft
Insertion: olecranon process Action: extends forearm |
|
triceps brachii, medial head
|
Origin: humerus shaft
Insertion: olecranon process Action: extends forearm |
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flexor carpi radialis
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Origin: medial epicondyle of the humerus
Insertion: 2nd and 3rd metacarpals Action: flexes hand at wrist, abducts hand |
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palmaris longus
|
Origin: medial epicondyle of the humerus
Insertion: palmar aponeurosis Action: flexes hand at wrist |
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flexor carpi ulnaris
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Origin: medial epicondyle of the humerus, olecranon process of the ulna, shaft of the ulna
Insertion: pisiform, hamate, 5th metacarpal Action: flexes hand at wrist, adducts hand |
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flexor digitorum superificialis
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Origin: medial epicondyle of the humerus, coronoid process of the ulna, shaft of radius
Insertion: middle phalanges Action: flexes hand at wrist, flexes proximal interphalangeal joints |
|
flexor digitorum profundus
|
Origin: ulna and interosseous membrane
Insertion: distal phalanges Action: flexes distal interphalangeal joints |
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flexor pollicis longus
|
Origin: anterior radius and interosseous membrane
Insertion: distal phalanx of pollex Action: flexes 1st interphalangeal joint |
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pronator quadratus
|
Origin: ulna
Insertion: radius Action: pronates forearm |
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pronator teres
|
Origin: medial epicondyle of the humerus
Insertion: lateral radius Action: pronates forearm |
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abductor pollicis brevis
|
Origin: carpals
Insertion: 1st proximal phalanx Action: abducts thumb |
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flexor pollicis brevis
|
Origin: trapezium, flexor renaticulum
Insertion: 1st proximal phalanx Action: flexes thumb |
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opponens pollicis brevis
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Origin: trapezium, flexor retinaculum
Insertion: 1st metacarpal Action: opposition |
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adductor pollicis
|
Origin: capitate, metacarpal bases 2-4
Insertion: 1st proximal phalanx Action: adducts thumb, helps with opposition |
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abductor digiti minimi
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Origin: pisiform
Insertion: 5th proximal phalanx Action: abducts 5th digit |
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flexor digit minimi brevis (finger)
|
Origin: hamate, flexor retinaculum
Insertion: 5th proximal phalanx Action: flexes 5th metacarpophalangeal joint |
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opponens digit minimi
|
Origin: hamate, flexor retinaculum
Insertion: 5th metacarpal Action: opposition |
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lumbricals (hand)
|
Origin: flexor digitorum profundus tendons
Insertion: extensor expansions Action: flex metacarpophalangeal joints |
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palmar interossei
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Origin: metacarpals
Insertion: extensor expansions Action: adduct fingers |
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gluteus maximus
|
Origin: gluteal surface
Insertion: iliotibial tract, gluteal tuberosity Action: extends, laterally rotates, and abducts thigh |
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gluteus medius
|
Origin: gluteal surface
Insertion: greater trochanter Action: abducts and medially rotates thigh |
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gluteus minimus
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Origin: gluteal surface
Insertion: greater trochanter Action: abducts and medially rotates thigh |
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piriformis
|
Origin: sacrum
Insertion: greater trochanter Action: laterally rotates extended thigh |
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superior and inferior gemelus
|
Origin: ischial spine, ischial tuberosity
Insertion: greater trochanter Action: laterally rotates extended thigh |
|
obturator internus
|
Origin: greater sciatic notch, obturator foramen
Insertion: greater trochanter Action: laterally rotates extended thigh |
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biceps femoris, long head
|
Origin: ischial tuberosity
Insertion: head of the fibula, lateral condyle of the tibia Action: extends thigh at hip, flexes leg at knee, rotates leg laterally |
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biceps femoris, short head
|
Origin: linea aspera
Insertion: head of the fibula, lateral condyle of the tibia Action: flexes leg at knee, rotates leg medially |
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semitendinosus
|
Origin: ischial tuberosity
Insertion: shaft of tibia Action: extends thigh at hip, flexes leg at knee, rotates leg medially |
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semimembranosus
|
Origin: ischial tuberosity
Insertion: medial condyle of the tibia Action: extends thigh at hip, flexes leg at knee, rotates thigh medially |
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gastrocnemius
|
Origin: lateral condyle of the femur, medial condyle of the femur
Insertion: calcaneus Action: plantar flexes foot |
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soleus
|
Origin: tibia, fibula, interosseous membrane
Insertion: calcaneus Action: plantar flexes foot |
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tibialis posterior
|
Origin: tibia, fibula, interosseous membrane
Insertion: navicular bone, metatarsals Action: plantar flexes foot, inverts foot |
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flexor digitorum longus
|
Origin: shaft of tibia
Insertion: distal phalanges Action: plantar flexes foot, inverts foot, flexes toes |
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flexor hallucis longus
|
Origin: shaft of the fibula, interosseous membrane
Insertion: distal phalanx of hallux Action: plantar flexes foot, inverts foot, flexes big toe |
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popliteus
|
Origin: lateral condyle of femur
Insertion: proximal tibia Action: flexes and medially rotate leg to unlock knee |