Muscle List KIN 2500 Spring 2011
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56 terms
Terms | Definitions |
|---|---|
 Sternocleidomastoid | O=sternum, clavicle/ I=mastoid/ A=together cervical flexion, singly rotate opposite side/ N=Accessory, C2-C3 |
| Rectus Abdominis | O=pubic crest & symphysis/ I=cartilage of ribs 5-7 & xiphoid/ A=compress abdomen & flex vertebral column/ N=T7-T12 |
| External Oblique | O=lower 8 ribs/ I=iliac crest, linea alba/ A=together compress abdomen, singly laterally flex vertebral column/ N=T7-T12, iliohypogastric |
| Internal Oblique | O=iliac crest, inguinal ligament/ I=cartilage of last 3-4 ribs/ A=together compress abdomen, singly laterally flex vertebral column/ N=T8-T12, iliohypogastric, ilioinguinal |
| Transversus Abdominis | O=iliac crest, inguinal ligament, cartilage of last 6 ribs/ I=xiphoid, linea alba/A=compress abdomen/ N= T8-T12, iliohypogastric, ilioinguinal |
| Diaphragm | O=xiphoid, catilage of last 6 ribs/ I=central tendon/ A=pulls central tendon increase thorax length during inspiration/ N=Phrenic |
| External Intercostals | O=inferior border of rib above/ I=superior border of rib below/ A=elevates ribs, increases thorax lateral & anteroposterior/ N=intercostals |
| Internal Intercostals | O=superior border of rib below/ I=inferior border of rib above/ A=depresses ribs, decreases thorax lateral & anteroposterior/ N=intercostals |
| Trapezius | O=occipital, spines c7-t12/ I=clavicle, acromion, scapula spine/ A=elevate clavicle & head, adduct-rotate-elevate-depress scapula/ N= Accessory, C3-C4 |
| Rhomboideus Major | O=spines t2-t5/ I=vertebral border of scapula below spine/ A=adduct scapula & rotate down/ N= dorsal scapular |
| Levator scapulae | O=superior c4-c5/ I=superior vertebral border of scapula/ A=elevates scapula & rotates down/ |
| Pectoralis Major | O=clavicle, sternum, cartilage of ribs 2-6/ I= greater tubercle, bicip groove/ A=flex-medial rotates- adducts humerus/ N=Medial/lateral pectoral |
| Latissimus Dorsi | O=spines t7-t12, sacral crest, ilium/ I=bicip groove/ A=extends-adducts-medial rotates humerus/N=Thoracodorsal |
| Deltoid | O=acromial extremity of clavicle, acromion & spine of scapula/ I=deltoid tuberosity of humerus/A=abduct-flex-extend-medial & lateral rotate humerus |
| Supraspinatus | O=supraspinous fossa of scapula/ I=greater tubercle of humerous/ A=abduct/ N=Suprascapular |
| Teres Major | O=inferior angle of scapula/ I= bicip groove/ A=extend-adduct-medially rotates humerus/ N= lower subscapular |
| Teres Minor | O=inferior lateral border of scapula/ I= greater tubercle of humerus/ A=extend-adduct-laterally rotates humerus/ N= Axillary |
| Biceps Brachii | O=LH-supraglenoid tubercle, SH-coracoid process of scapula/ I=radial tuberosity, bicipital aponeurosis/ A=flex humerus, flex-supinate forearm/ N=musculocutaneous |
| Brachialis | O=distal-anterior humerus/ I=tuberosity & coronoid process of ulna/ A=flex forearm/ N= musculocutaneous, radial |
| Brachioradialis | O=supracond ridge/ I=styloid process of radius/ A=flex forearm, partially supinates & pronates/N=Radial |
| Triceps Brachii | O=LH-infraglenoid tubercle, LatH-lateral & posterior humerus, MedH-posterior humerus/I=olecranon of ulna/ A=extends forearm & humerus/ N=Radial |
| Rotator Cuff | SITS |
| Palmaris longus | O=medial epicondyle/ I=flexor retinaculum, palmar aponeurosis/ A=flex wrist/ N=Median |
| Flexor digitorum superficialis | O= medial epicondyle, coronoid process of ulna/ I= middle phalanx/A=flexes middle phalanx of each finger/ N=Median |
| Flexor digitorum profundus | O=anterior medial ulna/ I=bases distal phalanx/ A=flex distal phalanx of each finger/N=Median, Ulnar |
| Flexor pollucis longus | O=anterior radius, interosseous membrane/ I=base distal phalanx of thumb/ A=flex distal phalanx of thumb/ N=Median |
| Extensor carpi radialis longus | O=lateral supracondylar/ I=2nd metacarpal/ A=extends-adducts hand at wrist joint/ N=Radial |
| Extensor digitorum | O=lateral epicondyle/ I=2-5 distal & middle phalanges/ A=extends distal & middle phalanges of each finger/ N=Radial |
| Extensor pollucis brevis | O=posterior, middle of radius/ I=base proximal phalanx of thumb/ A=extends proximal phalanx of thumb/ N=Deep Radial |
| Thenar | 4 myo/ O & I in hand/ act on thumb/ N=Median & Ulnar |
| Hypothenar | 3 myo/ O & I in hand/ act on little finger/ N=Median & Ulnar |
| Midpalmar | 3 myo/ O & I in hand/ act on all fingers/ N=Median & Ulnar |
| Psoas Major | O=transverse processes & bodies of lumbar vertebrae/ I=less trochanter of femur/ A=flex vertebrae, flex-laterally rotates femur/ N=L2-L3 |
| Gluteus Maximus | O=iliac crest, sacrum, coccyx/ I=IT tract, gluteal tuberosity of femur/ A= extends-abducts-adducts-laterally rotates femur/ N= Inferior Gluteal |
| Gluteus Medius | O=ilium/ I=greater trochanter of femur/ A=abducts-medially rotates femur/ N= Superior Gluteal |
| Tensor Fasciae Latae | O=iliac crest/ I=IT Band to tibia/ A=flex-abducts femur/ N=Superior Gluteal |
| Adductor Longus | O=pubic symphysis & crest/ I=linea aspera/ A=flex-adducts-laterally rotates femur/ N= Obutrator |
| Adductor Brevis | O=inferior ramus pubis/ I=linea aspera/ A=flex-adducts-laterally rotates femur/ N=Obutrator |
| Gracillis | O=pubic symphysis/ I= medial tibia/ A=adducts femur/ N=Obturator |
| Rectus Femoris | O=anterior inferior iliac spine/ I=superior border patella/ A=extend leg, flex femur/ N=femoral |
| Vastus Lateralis | O=greater trochanter, linea aspera/ I=tibial tub via patellar tendon/ A=extend leg/ N=femoral |
| Vastus Medialis | O=Linea aspera/ I= tibial tub via patellar tendon/ A=extend leg/ N=femoral |
| Vastus Intermedius | O=anterior & lateral femur/ I=tibial tub via patellar tendon/ A=extend leg/ N=femoral |
| Sartorius | O=anterior superior iliac spine/ I=medial tibia/ A=flex-medially rotate leg, flex-laterally rotate femur/N=femoral |
| Biceps Femoris | O=LH-ischial tuberosity, SH-linea aspera/ I=fibula head, lateral condyle of tibia/ A=flex-laterally rotate leg, extend femur/ N=Sciatic (Tibial & Common Peroneal) |
| Semitendinosus | O=ischial tuberosity/ I=proximal-medial tibia/ A=flex-medially rotate lef, extend femur/N=Sciatic (Tibial) |
| Semimembranosus | O=ischial tuberosity/ I=medial condyle tibia/ A=flex-medially rotate leg, extend femur/N=Sciatic (Tibial) |
| Gastrocnemius | O=lateral & medial condyle femur/ I=calcaneus via Achilles tendon/ A=PF, flex leg/ N=Tibial |
| Soleus | O=fibula head, medial border tibia/ I=calcaneus via Achilles tendon/ A=PF/ N=Tibial |
| Flexor Hallucis Longus | O=inferior 2/3 fibula/ I=distal phalanx of great toe/ A=PF, flex proximal & distal phalanx,N=Tibial |
| Flexor Digitorum Longus | O=posterior tibia/ I=distal phalanges toes 2-5/ A=PF, flex phalanges of toes 2-5/N=Tibial |
| Tibialis Anterior | O=lateral condyle, body of tibia, interosseous membrane/ I=1st metatarsal & 1st cuneiform/A=DF, inverts foot/ N=Deep Peroneal |
| Extensor Digitorum Longus | O=lateral condyle tibia, anterior fibula, interosseous membrane/ I=middle & distal phalanges of toes 2-5/ A=DF, evert, extends toes/ N=Deep Peroneal |
| Extensor Hallucis Longus | O=anterior fibula, interosseous membrane/ I= distal phalanx of great toe/ A= DF, invert, extends proximal phalanx of great toe/ N= Deep Peroneal |
| Flexor Digitorum Brevis | O=calcaneus & plantar aponeurosis/ I=2-5 middle phalanx/ A=flex toes 2-5/ N=Medial Plantar |
| Flexor Hallucis Brevis | O=cuboid & 3rd cuneiform/ I=proximal phalanx great toe/ A=flex great toe/ N=Medial Plantar |
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