Muscles bio 201 origin insertion cgcc

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deltoid action

ABDUCTS ARM; PORTIONS CAN ALSO EXTEND OR FLEX THE ARM

Serratus anterior action

ABDUCTS SCAPULA SUPERIORLY

deltoid origin

ACROMIAL END OF CLAVICLE; ACROMION PROCESS; SPINE OF SCAPULA

Trapezius insertion

ACROMION PROCESS (of scapula); SPINE OF SCAPULA; ACROMIAL END OF CLAVICLE

Teres minor action

ADDUCTS ARM; EXTENDS ARM; ROTATES ARM LATERALLY

Rhomboid Major action

ADDUCTS SCAPULA

Levator scapulae action

BEND THE NECK LATERALLY; ELEVATE MEDIAL BORDER OF SCAPULA; ROTATES THE SCAPULA

Diaphragm insertion

CENTRAL TENDON

Pectoralis major origin

CLAVICLE; STERNUM

Orbicularis oculi action

CLOSES EYE

Orbicularis oris action

CLOSES MOUTH; PURSES LIPS; PROTRUDES LIPS

external abdominal oblique Action

COMPRESSES ABDOMEN WITH CONTRACTION OF BOTH; FLEXES VERTEBRAL COLUMN LATERALLY WTH CONTRACTION OF ONE

Internal abdominal oblique action

COMPRESSES ABDOMEN WITH CONTRACTION OF BOTH; FLEXES VERTEBRAL COLUMN WITH CONTRACTION OF ONE

Rectus abdominus action

COMPRESSES ABDOMEN; FLEXES VERTEBRAL COLUMN

Temporalis insertion

CORONOID PROCESS OF MANDIBLE

deltoid insertion

DELTOID TUBEROSITY

Digastric action

DEPRESSES MANDIBLE

Pectoralis major insertion

DISTAL TO THE GREATER TUBERCLE (of humerus)

Masseter action

ELEVATES MANDIBLE; RETRACTS MANDIBLE

Temporalis action

ELEVATES MANDIBLE; RETRACTS MANDIBLE

Trapezius action

ELEVATES SCAPULA; ELEVATES CLAVICLE; DEPRESSES SCAPULA;

Orbicularis oris insertion

ENCIRCLES MOUTH & INSERTS ON SELF

Orbicularis oculi insertion

ENCIRCLES ORBIT & INSERTS ON SELF

Latissimus dorsi action

EXTENDS ARM; ADDUCTS ARM; ROTATES ARM MEDIALLY

Triceps brachii action

EXTENDS FOREARM; EXTENDS ARM

Extensor carpi radialis (longus & brevis) action

EXTENDS HAND; ABDUCT HAND

Extensor carpi ulnaris action

EXTENDS HAND; ADDUCT HAND

Extensor digitorum action

EXTENDS PHALANGES (FINGERS)

Pectoralis major action

FLEX ARM, ROTATES ARM MEDIALLY

Flexor carpi radialis action

FLEXES HAND; ABDUCTS HAND; FLEXES FOREARM

Flexor carpi ulnaris action

FLEXES HAND; ADDUCTS HAND

Brachioradialis ACTION

FLEXES THE SEMI-‐‐PRONATED FOREARM

Biceps brachii action

FLEXES THE SUPINATED FOREARM; SUPINATES THE FOREARM; FLEXES ARM

Supaspinatus insertion

GREATER TUBERCLE

Teres minor insertion

GREATER TUBERCLE

Internal abdominal oblique origin

ILIAC CREST OF ILIUM; INGUINAL LIGAMENT

Triceps brachii origin

INFRAGLENOID TUBERCLE; PROXIMAL 1/3 OF HUMERUS; DISTAL ½ OF HUMERUS

Infraspinatus origin

INFRASPINOUS FOSSA

Supaspinatus action

INITIATES ABDUCTION OF ARM

Latissimus dorsi insertion

INTERTUBERCULAR SULCUS OF HUMERUS

external abdominal oblique Insertion

Iliac crest and linea alba

Teres minor origin

LATERAL BORDER OF SCAPULA

Extensor digitorum origin

LATERAL EPICONDYLE OF HUMERUS

Subscapularis insertion

LESSER TUBERCLE

Internal abdominal oblique insertion

LOWER RIBS; LINEA ALBA

Digastric insertion

MANDIBLE (via pulley tendon on hyoid)

Sternocleidomastoid origin

MANUBRIUM; CLAVICLE

Digastric origin

MASTOID PROCESS (of temporal bone)

Rhomboid Major insertion

MEDIAL BORDER OF SCAPULA

Levator scapulae insertion

MEDIAL BORDER OF SCAPULA ABOVE SPINE

Flexor carpi radialis origin

MEDIAL EPICONDYLE OF HUMERUS

Flexor carpi ulnaris origin

MEDIAL EPICONDYLE OF HUMERUS

Orbicularis oculi origin

MEDIAL WALL OF ORBIT

Flexor carpi radialis insertion

METACARPALS 2 & 3

Extensor digitorum insertion

MIDDLE & DISTAL PHALANGES OF EACH FINGER

Trapezius origin

OCCIPTIAL BONE; SPINOUS PROCESSES OF C7-‐‐T12

Triceps brachii insertion

OLECRANON PROCESS

Brachialis action

PRINCIPLE FLEXOR OF A PRONATED FOREARM

Pronator teres action

PRONATES FOREARM; FLEXES FOREARM

Brachioradialis origin

PROXIMAL TO CAPITULUM OF HUMERUS

Brachioradialis insertion

PROXIMAL TO STYLOID PROCESS OF RADIUS

Biceps brachii insertion

RADIAL TUBEROSITY (of radius)

Masseter insertion

RAMUS OF MANDIBLE

Serratus anterior origin

RIBS 1-‐‐8

Infraspinatus action

ROTATES ARM LATERALLY

Subscapularis action

ROTATES ARM MEDIALLY

Sternocleidomastoid action

ROTATES HEAD TOWARD OPPOSITE SIDE WITH CONTRACTION OF ONE; FLEXES HEAD WITH CONTRACTION OF BOTH

external abdominal oblique Origin

Ribs 5-12

Latissimus dorsi origin

SPINOUS PROCESS OF T6 TO SACRUM

Rhomboid Major origin

SPINOUS PROCESSES OF T2 - T5

Subscapularis origin

SUBSCAPULAR FOSSA

Rectus abdominus origin

SUPERIOR RAMUS OF PUBIS

Transversus abdominus action

SUPPORTS ABDOMINAL WALL; AIDS IN FORCED EXPIRATION

Biceps brachii origin

SUPRAGLENOID TUBERCLE; CORACOID PROCESS (of scapula)

Supaspinatus origin

SUPRASPINOUS FOSSA (of scapula)

Levator scapulae origin

TRANSVERSE PROCESS OF C1-‐‐C4

Rectus abdominus insertion

XIPHOID PROCESS; COSTAL CARTILAGE OF RIBS 5-7

Diaphragm origin

XIPHOID PROCESS; LUMBAR VERTEBRAE

Masseter origin

ZYGOMATIC BONE; ZYGOMATIC ARCH

Infraspinatus insertion

greater tubercle

Sternocleidomastoid insertion

mastoid process

Serratus anterior insertion

medial border of scapula

Temporalis origin

temporal bone


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