Origins and Insertions of muscles

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Questions and Answers

Trapezius inserts on?

Acromion and spine of scapula

Latissumus dorsi inserts on?

Biciptal groove of humerus

Levetor scapula Originates? Inserts?

O: Transverse processes of C1-C4 I: Medial, superior border of scapula

Rhomboids O and I

<p>O: spine C7-T5 I:medial border of scaps</p> Signup and view all the answers

Teres major O and I

<p>O: post scapula inferior angle I: Medial part of bicipital groove</p> Signup and view all the answers

Pectoralis major I

<p>I: Greater tubercle</p> Signup and view all the answers

Deltoid I

<p>I: Deltoid tuberosity</p> Signup and view all the answers

Pectoralis Minor I

<p>Coracoid process</p> Signup and view all the answers

Serratus Anterior Insertion

<p>Medial border and inferior angle of scap</p> Signup and view all the answers

Line in middle is linea alba, so what is the horizontal tendons called?

<p>Tendinous intersections</p> Signup and view all the answers

Supraspinatus

<p>O: supraspinatous fossa I: greater tubercle</p> Signup and view all the answers

Infraspinatus

<p>O: Infraspinous fossa I: greater tubercle</p> Signup and view all the answers

Teres minor

<p>O: lateral border of scapula I: greater tubercle</p> Signup and view all the answers

Subscapularis

<p>O: subscapular fossa I: lesser tubercle</p> Signup and view all the answers

Long head of biceps brachii

<p>O: Superior part of glenoid I: radial tuberosity</p> Signup and view all the answers

Short head of biceps brachii

<p>O: Coracoid process I: Radial tuberosity</p> Signup and view all the answers

Brachialis

<p>O: Distal anterior surface of humerus I: Ulnar tuberosity and coronoid process</p> Signup and view all the answers

Brachioradialis

<p>O: Lateral distal humerus I: Superior to radial styloid process</p> Signup and view all the answers

Long head of triceps

<p>O: Infraglenoid tubercle I: Olecranon</p> Signup and view all the answers

Lateral head of triceps

<p>O: Lateral and posterior humerus I: Olecranon</p> Signup and view all the answers

Medial head of triceps

<p>O: Posterior humerus I: Olecranon</p> Signup and view all the answers

Psoas major

<p>O: T12 I: Lesser troch</p> Signup and view all the answers

Iliacus

<p>O: Sacrum and iliac fossa I: Lesser troch</p> Signup and view all the answers

Quad muscles Rectus femoris Vastus lateralus Vastus medialis Vastus intermedius

<p>O: ASIS Greater troch Linea aspera ANterolateral femur</p> <p>I: Tibial tuberosity</p> Signup and view all the answers

Sartorius

<p>O: ASIS I: Medial body of tibia</p> Signup and view all the answers

Adductors: Adductor magnus Adductor longus Adductor brevis Prectineus Gracialis

<p>First 3: O=pubic bone I=Linea aspera Gracilis: O=Pubic bone I=Medial proximal tibia</p> Signup and view all the answers

Glutes: Maximus Medius Minimus

<p>O: Ilium I:Iliotibial tract and greater troch</p> Signup and view all the answers

Hamstrings biceps femoris long head

<p>O: Ischial tuberosity I: Head of fibula and lateral condyle of tibia</p> Signup and view all the answers

Hamstrings biceps femoris short head

<p>O: Linea aspera I: Head of fibula and lateral condyle of tibia</p> Signup and view all the answers

Semitendinosus (hamstring)

<p>O: ischial tiberosuty I: Proximal medial surface of tibia</p> Signup and view all the answers

Semimembranosus

<p>O: ischial tuberosity I: medial condyle of tibia</p> Signup and view all the answers

Anterior Tibialis anterior

<p>O: Lateral condyle of tibia and interosseous mb I: Medial cuniform and 1 metatarsal Inversion and dorsiflex</p> Signup and view all the answers

Muscles that dorsiflex foot?

<p>Tibialis anterior, extensor halllucis longus, extensor digitorum, fibularis tertius</p> Signup and view all the answers

Lateral compartment of lower leg muscles are:

<p>Fibularis longus Fibularis brevis</p> Signup and view all the answers

Gastrocnemius

<p>O: Lateral and medial femoral condyles I: Calcaneus</p> Signup and view all the answers

Soleus:

<p>O: head of fibula and medial tibia I: calcaneus</p> Signup and view all the answers

Deep muscles of posterior leg

<p>Popliteus Tibialis posterior Flexor digitorum longus Flexor hallucis longus</p> Signup and view all the answers

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