Get out the packet of muscles Label the muscle and action on each page Muscles review Day Get out the packet of muscles Label the muscle and action on each page Test Thursday

Name the Muscle Origin 3rd to 5th ribs near their costal cartilages Insertion Medial border and superior surface of coracoid process of scapula Action Innervation Medial pectoral nerves; Pec minor protraction

Name the Muscle Origin Clavicular head: anterior surface of medial half of clavicle Sternocostal head: anterior surface of sternum, superior six costal cartilages Insertion Lateral lip of intertubercular groove of humerus Action ???? pec major Horizontal adduction

Name the Muscle Origin Short head: tip of coracoid process of scapula Long head: supraglenoid tubercle of scapula Insertion Tuberosity of radius and fascia of forearm via bicipital aponeurosis Action This muscle does (?) in a (?position) Innervation Musculocutaneous nerve (C5 and C6 ) Bicips brachii Elbow flexion supinated forearm position

5) Name the Muscle Origin Distal half of anterior surface of humerus Insertion Corocoid process and tuberosity of ulna Action This muscle does (#6) in a (#7 position) Innervation Musculocutaneous nerve (C5 and C6) Brachialis Elbow flexion in a pronated position

Name the Muscle Origin Proximal 2/3 of lateral supracondyle ridge of humerus Insertion Lateral surface of distal end of radius Action This muscle does (??) in a (??) position) Innervation Radial nerve (C5, C6 and C7) Brachioradialis Elbow flexion in a neutral

Name the Muscle Origin Medial third of superior nuchal line; base of the occitpital bone Insertion Lateral third of clavicle, acromion, and spine of scapula Action Name 3 functions Innervation Spinal root of accessory nerve (CN XI) (motor) and cervical nerves (C3 and C4) (pain and proprioception) Trapezius Elevation, retraction, depression

Name the Muscle Origin Minor: nuchal ligament and spinous processes of C7 and T1 vertebrae Major: spinous processes of T2 - T5 vertebrae Insertion Medial border of scapula from level of spine to inferior angle Action major function?? Innervation Dorsal scapular nerve ( C4 and C5) Rhomboids retraction

What is their primary function? Name these 5 muscles What is their primary function? Adductor magnus Adductor longus Adductor brevis Pectinius Gracillis*** *adducts and flexes the knee All the rest adduct

Name the Muscle Origin Long head: infraglenoid tubercle of scapula Lateral head: posterior surface of humerus, superior to radial groove Medial head: posterior surface of humerus, inferior to radial groove Insertion Olecranon process of ulna and fascia of forearm Action # function? Innervation Radial nerve (C6, C7 and C8) Triceps Elbow extension

Name the Muscle Origin Lateral third of clavicle, acromion, and spine of scapula Insertion Deltoid tuberosity of humerus Action Anterior part: #?? Middle part: #?? Posterior part: #?? Innervation Axillary nerve (C5 and C6) Deltoid Shoulder flexion (ant) Abduction (middle) Ext (posterior)

Name the Muscle Origin Spinous processes of inferior 6 thoracic vertebrae, thoracolumbar fascia, iliac crest, and inferior 3 or 4 ribs Insertion intertubercular groove of humerus Action #?? Innervation Thoracodorsal nerve (C6, C7, and C8) Latisimus Dorsi Adduction/internal rotation of the arm

Name the Muscle Origin medial lip of linea aspera, superior part of medial supracondylar ridge of femur Insertion Medial base of quadriceps tendon Action #?? Innervation femoral nerve Vastus medialis Knee extension

Name the Muscle Origin Superior 2/3 of anterior and lateral surfaces of femur Insertion Lateral border of patella Action ?? Innervation femoral nerve Knee extension Vastus intermedius

Name the Muscle Origin greater trochanter, superior portion of lateral lip of linea aspera Insertion Lateral base and border of patella; lateral side of quadriceps femoris tendon Action ?? Innervation femoral nerve Vasts lateralis Knee extension

Name the Muscle Origin anterior inferior iliac spine Insertion Base of patella to form the more central portion of the quadriceps femoris tendon Action 2 functions ?? & ?? Innervation femoral nerve Rectus femorius Hip flexion and knee extension

Name the Muscle Origin (2) 1st part from anterior surfaces and lower borders of transverse processes of L1 - L5 2nd part from upper 2/3 of iliac fossa of ilium Insertion Lesser trochanter Action #?? Innervation Illiopsoas Hip flexion

Name the Muscle Origin Posterior aspect of dorsal ilium, posterior superior iliac crest, posterior inferior aspect of sacrum and coccyx Insertion iliotibial band; also into the gluteal tuberosity on posterior femoral surface Action ?? Innervation Inferior gluteal nerve (L5, S1, S2) Gluteus maximus Hip extension

Name the Muscle Origin Dorsal ilium inferior to iliac crest Insertion Lateral and superior surfaces of greater trochanter Action Major #?? of thigh Innervation Superior gluteal nerve (L4, L5, S1) Glutues medius abductor

Name the Muscle Origin Dorsal ilium between inferior and anterior gluteal line Insertion Anterior surface of greater trochanter Action #?? Innervation Superior gluteal nerve (L4, L5, S1) Gluteus minimus Hip abduction

Name the Muscle Origin Anterior superior iliac spine Insertion Iliotibial band Action ??? Innervation Superior gluteal nerve (L4, L5, S1) Tensor fascia lata abducts

Name the Muscle Origin Anterior surface of the fibula and the adjacent interosseous membrane Insertion Base and dorsal center of distal phalanx of great toe Action #49 Innervation Deep peroneal nerve (L4, L5, S1) Extensor hallicus longus Doriflexion/ext of toe

Name the Muscle Origin Lateral condyle of fibula, upper 2/3 - 3/4 of medial fibular shaft surface Insertion Splits into 4 tendon slips each of which insert on middle and distal phalanges Action #53 Innervation Deep peroneal nerve (L4, L5, S1) Extensor digitorum longus Dorisflexion Extends toes 2-5

Name the Muscle Origin Lateral condyle of tibia, proximal 1/2 - 2/3 Insertion Medial and plantar surfaces of 1st cuneiform and on base of first metatarsal Action #?? Innervation Deep peroneal nerve (L4, L5, S1) Tibialis anterior Dorsiflexion

Name the Muscle Origin Inferior 2/3 of lateral fibular surface; also anterior and posterior intermuscular septa of leg Insertion Base of 5th metatarsal base Action #57 Innervation Superficial peroneal nerve Peroneus brevis evert

Name the Muscle Origin Head of fibula, upper 1/2 - 2/3 of lateral fibular shaft Insertion medial cuneiform and lateral side of 1st metatarsal base Action ?? Innervation Superficial peroneal nerve Peroneus longus everts

# ?? Origin Medial head from posterior nonarticular surface of medial femoral condyle; Lateral head from lateral surface of femoral lateral condyle Insertion the Achilles tendon, inserting on the middle 1/3 of the posterior calcaneal surface Action #?? InnervationTibial nerve (S1, S2) Gastrocnemius Plantar flexion Knee flexion

?? Origin Posterior aspect of fibular head, Insertion Achilles tendon, inserting on the middle 1/3 of the posterior calcaneal surface Action ?? Innervation Tibial nerve (S1, S2) Soleus Plantar flexion

??? (superficial) Origin: Lower 8 costae Insertion Illiac crest, ligamentum inguinale Nerve: lower 6 intercostal nerve + subcostal nerve Action: ???? External oblique Rotates to the opposite side

? (deep to the external oblique) Origin: Inguinal ligament, Iliac crest and the Lumbodorsa fascia. Insertion: Linea alba, Xiphoid process and the inferior ribs. Nerve: lower intercostal nerves Action:??? Internal oblique Same side roataion

Straight down the abdomen?? Origin Pubis bone Insertion Ribs (5th, 6th, & 7th) Xipoid Process Action #?? Innervation thoraco-abdominal nerves Rectus abdominus Spine flexion

??? Origin Posterior superior 2/3 of medial posterior surface of fibula, Insertion 2 superficial slip inserts on the tuberosity of the navicular bone and sometimes medial cuneiform; deeper slip divides again into slips inserting on plantar sufraces of metatarsals 2 - 4 and second cuneiform Action #??? Innervation Tibial nerve (L4, L5) Tibialis posterior inversion/Plantar flexion

???Hamstring Origin ischial tuberosity Insertion Posterior surface of the medial tibial condyle Action ?? and ?? Innervation Tibial nerve Semimembranosus Knee flexion and hip extension

?? Origins (2) Long head ischial tuberosity; short head from lateral lip of linea aspera of femur Insertion Primarily on fibular head Action 2 answers Innervation Long head by tibial nerve; short head by common peroneal nerve Biceps femoris Hip extension Knee flexion

Name the Muscle Origin the ischial tuberosity Insertion Superior aspect of medial portion of tibial shaft Action ?? Innervation Tibial nerve Hip extension Knee flexion semitendinosus

Name?? Origin Anterior superior iliac spine Insertion Superior aspect of the medial surface of the tibial shaft near the tibial tuberosity Action Flexes and laterally rotates the hip joint and flexes the knee Innervation Femoral nerve sartorius