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156 Cards in this Set
- Front
- Back
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Sternocleidomastoid muscle: Origin
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Manubrium of sternum & clavicle
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Pectoralis major: Origin
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Ribs 1 - 6; Clavicle & Sternum
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Serratus anterior: Orgin
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Ribs 1-8 (or 9)
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Deltoid: Origin
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Clavicle, acromion of scapula & spine of scapula
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Pectoralis Minor: Origin
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Ribs 3-5
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External intercostals: Origin
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Inferior border of rib above
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Internal intercostals: Origin
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Superior border of rib below
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Sternocleidomastoid muscle: Insertion
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mastoid process of temporal bone
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Sternocleidomastoid muscle: Action
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Simultaneous contraction of both muscles of pair causes flexion of neck forward; rotates and extends head toward shoulder on opposite side
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Pectoralis major: Insertion
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Humerus
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Pectoralis major: Action
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Prime mover of arm flexion; adducts; medially rotates arm
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Serratus Anterior: Insertion
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Scapula
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Serratus Anterior: Action
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Rib elevation protracts and rotates scapula
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Deltoid: Insertion
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Deltoid tuberosity of humerus
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Pectoralis minor: Insertion
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Coracoid process of scapula
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Pectoralis minor: Action
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With ribs fixed, draws scapula forward and inferiorly
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External Intercostals: Insertion
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Superior border of rib below
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External Intercostals: Action
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Pull ribs toward one another to elevate rib cage; aid in inspiration
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Internal Intercostals: Insertion
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Inferior border of rib above
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Internal Intercostals: Action
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Aids in forced expiration; antagonistic to external intercostals
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Diaphragm
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Prime mover of inspiration flattens on contraction
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Rectus Abdominis: Origin
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Pubic crest and symphysis
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Rectus Abdominis: Insertion
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Xiphoid process an costal cartilages of ribs
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Rectus Abdominis: Action
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Flexes an rotates vertebral column; abdominal compression
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External Oblique: Origin
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LAST eight ribs
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External Oblique: Insertion
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Linea alba, pubic crest; and iliac crest
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External Oblique: Action
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See a rectus abdominis; aids muscles of back in trunk rotation and lateral flexion
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Internal Oblique: Origin
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lumbar fascia; iliac crest; and inguinal ligament |
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Internal Oblique: Insertion
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Linea alba, Pubic Crest, and coastal cartileges of last three ribs
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Internal Oblique: Action
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As for external oblique
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Transverse Abdominis: origin
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Inguinal ligament iliac crest, cartilages of last five or six ribs
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Transverse Abdominis: Insertion
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Linea alba and pubic crest
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Transverse Abdominis: Action
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Compresses abdominal contents
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Trapezius: Origin
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Occipital bone; vertebrae
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Trapezius: Insertion
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Acromion and spinous process of scapula; clavicle
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Trapezius: Action
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Extends high; superior fibers elevate scapula
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Latissimus dorsi: Origin
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Lower vertebrae, last three to four ribs; and iliac crest
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Latissimus dorsi: Insertion
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Humerus
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Latissimus dorsi: Action
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Prime mover of arm extension; adducts and medially rotates arm
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Infraspinatus: Insertion
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Greater tubercle of humerus
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Infraspinatus: Action
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Lateral rotation of humerus
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Infraspinatus: Origin
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Infraspinous fossa of scapula
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Teres minor: Origin
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Scapula
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Teres minor: Insertion
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Greater tubercle of humerus
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Teres minor: Action
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Lateral rotation of humerus
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Teres major: Origin
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Scapula
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Teres major: Insertion
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Humerus
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Teres major: Action
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Extends and Adducts humerus
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Subscapularis: Origin
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Scapula
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Subscapularis: Insertion
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Humerus
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Subscapularis: Action
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Adduction and Flexion of humerus
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Supraspinatos: Origin
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Supraspinous fossa of scapula
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Supraspinatos: Insertion
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greater tubercle of humerus
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Supraspinatus: action
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elevates and adducts scapula
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Rhomboids: major and minor Origin
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Spinous process of vertebrae
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Rhomboids major and minor action
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pulls scapula medially (retraction); scapula elevation
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Rhomboids major and minor insertion
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medial border of scapula
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Triceps brachii: origin
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long head-- humerus;
lateral head-- humerus medial head-- humerus |
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Triceps brachii: insertion
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Olecranon process of ulna
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Triceps brachii: action
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Forearm extensor
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Biceps brachii: origin
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coracoid process and gleaned fossa of scapula
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Biceps brachii: insertion
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Radial tuberosity
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Biceps brachii: action
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Flexion and supination of forearm
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Brachioradiais: origin
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humerus
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brachioradialis insertion
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styloid process of radius
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brachioradialis action
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forearm flexion
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Brachialis origin
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humerus
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brachialis insertion
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coronoid process of ulna
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brachialis action
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flexor of forearm
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coracobracialis origin
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coracoid process of scapula
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coracobrachialis insertion
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humerus
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coracobrachialis action
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flexion and adduction of humerus
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Pronator teres origin
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medial epicondyle of humerus and coronoid process of ulna
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pronator teres insertion
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mid shaft of radius
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pronator teres action
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pronate forearm
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supinator origin
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Lateral epicondyle of humerus; ulna
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supinator insertion
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proximal end of radius
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supinator action
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supinate forearm
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Iliopsoas-Iliacus and psoas major origin
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Iliacus- ilium sacrum; psoas major, lumbar vertebrae
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Iliopsoas-Iliacus and psoas major insertion
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Lesser trochanter of femur
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Iliopsoas-Iliacus and psoas major action
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flex thigh, lateral flexion of vertebral column
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Sartorius origin
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anterior superior iliac spine
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Sartorius insertion
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proximal tibia
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Sartorius action
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flexes thigh; flexes knee
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Adductors-magnus, longus, and brevis origin
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magnus- ischium and pubis longus- pubic symphysis; brevis- pubis
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Adductors-magnus, longus, and brevis insertion
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femur
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Adductors-magnus, longus, and brevis action
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adduct and medially rotate and flex thigh; posterior part of magnus is also a synergist in thigh extension
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Pectineus origin
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Pubis
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Pectineus insertion
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lesser trochanter of femur
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Pectineus action
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adducts thigh
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Gracilis origin
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pubis
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Gracilis insertion
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tibia
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Gracilis action
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adducts thigh
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Rectus femoris insertion
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tibial tuberosity and patella
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Rectus femoris origin
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anterior inferior iliac spine and acetabulum
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Rectus femoris action
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extends knee and flexes thigh at hip
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Vastus lateralis origin
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greater trochanter of femur
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Vastus lateralis insertion
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tibial tuberosity and patella
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Vastus lateralis action
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extends knee
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Vastus medialis origin
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femur
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Vastus medialis insertion
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tibial tuberosity and patella
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Vastus medialis action
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extends knee
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Vastus intermedius origin
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femur
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Vastus intermedius insertion
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tibial tuberosity and patella
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Vastus intermedius action
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extends knee
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tensor fasciae latae origin
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iliac crest and iliac spine
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tensor fasciae latae insertion
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iliotibial tract
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tensor fasciae latae action
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flexes; abducts; and medially rotates thigh
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Gluteus Maximus origin
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ilium, sacrum, and coccyx
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Gluteus Maximus insertion
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femur and iliotibial tract
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Gluteus Maximus action
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thigh extensor; laterally rotates thigh
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Gluteus Minimus origin
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ilium
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Gluteus Minimus insertion
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greater trochanter of femur
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Gluteus Minimus action
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abducts and medially rotates thigh
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Gluteus medias origin
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ilium
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Gluteus medias insertion
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greater trochanter of femur
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Gluteus medias action
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abducts and medially rotates thigh
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Piriformis origin
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sacrum
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Piriformis insertion
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femuur
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Piriformis action
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lateral thigh rotation
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Biceps Femoris: origin
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ischial tuberosity femur
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Biceps Femoris insertion
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ischial tuberosity
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Biceps Femoris: action
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extends thigh, flexes knee
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Semitendinosus Origin
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ischial tuberosity
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Semitendinosus Insertion
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tibia & fibula
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Semitendinosus Action
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extends thigh, flexes knee
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Semimembranosus: origin
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ischial tuberosity
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Semimembranosus: Insertion
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tibia & fibula
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Semimembranosus: action
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extends thigh, flexes knee
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Fibularis Longus origin
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head of fibula
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Fibularis Longus insertion
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tarsal, metatarsal
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Fibularis Longus action
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plantar flexes foot
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Tibialis anterior origin
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lateral condyle of tibia
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Tibialis anterior insertion
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tarsal, metatarsal
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Tibialis anterior action
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prime mover of dorsiflexion ; inverts foot, toe extension
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Extensor digitorum Longus origin
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lateral condyle of tibia; proximal fibula
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Extensor digitorum Longus insertion
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middle an distal phalanges of toes
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Extensor digitorum Longus action
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prime mover of toe extension; dorsiflexes foot; foot eversion
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Extensor hallucis longus insertion
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tendon inserts on distal phalanx of great toe
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Extensor hallucis longus origin
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shaft of fibula and interosseous membrane
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Extensor hallucis longus action
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extends great toe; dorsiflexes foot
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gastrocnemius origin
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medial and lateral condyle of femur
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gastrocnemius insertion
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calcaneus
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gastrocnemius action
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plantar flexes foot; flexes knee
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Soleus origin
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proximal portion of tibia and fibula
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Soleus insertion
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calcaneus
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Soleus action
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plantar flexion
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tibialis posterior origin
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superior portion of tibia and fibula
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tibialis posterior action
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prime mover of foot inversion; planar flexes foot
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tibialis posterior insertion
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tarsals and metatarsals
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Flexor digitorum longus origin
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posterior surface of tibia
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Flexor digitorum longus insertion
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distal phalanges of toes
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Flexor digitorum longus action
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flexes toe, plantar flexes and inverts foot
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flexor hallucis longus origin
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middle portion of fibula shaft ; interosseous membrane
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flexor hallucis longus insertion
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tendon runs under foot to distal phalanx of great toe
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flexor hallucis longus action
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flexes great toe; plantar flexes and inverts foot the "push off muscle" during walking
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