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23 Cards in this Set

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PRONATOR TERES

on the elbow, round
INSERTION: radial shaft

ACTIONS: pronates forearm, flexes elbow

ORIGINS: medial epicondyle, coronoid process of ulna
superficial
BRACHIORADIALIS

braccium-arm (more on the upper arm)

radialis-on the radius
ORIGIN: lateral supracondylar ridge of humerous

INSERTION: styloid process of radius

ACTION: flexes elbow
on forearm
TRICEPS BRACHII
INSERTION: olcranon process

ACTIONS: extends scapula and elbow

ORIGINS: infraglenoid tubercle of scapula
synergistic to serratus anterior; helps to straighten arm; knockout muscle
BICEPS BRACHII-2 origins
ACTIONS: flexes elbow and scapula, and supinates forearm

INSERTION: radial tuberosity

ORIGINS: supraglenoid tubercle (scapula long head), coracoid process (scapula short head)
corkscrew muscle
ANCONEUS
ACTIONS: extends elbow(keep st8)

INSETION: olcranon process, and superior ulnar shaft

ORIGIN: lateral epicondyle (elbow) of humerous
synergis w/ triceps brachii
BRACHIALIS

braccium-upper arm
bi-twice
ORIGIN: distal anterior humeral shaft

ACTION: flexes elbow

INSERTION: ulnar tuberosity
superficial to the biceps brachii
PRONATOR QUADRATUS
ACTION: pronates forearm

INSERTION: shaft of the radius

ORIGIN: ulnar shaft
downward; four sides
SUPINATOR
INSERTION: radial shaft

ACTION: supinates forearm

ORIGINS: lateral epicondyle and ulnar shaft
superficial to flexor carpi radialis and flexor carpi ulnaris
FLEXOR CARPI RADIALIS
ACTIONS: flexes and aBducts wrist

ORIGIN: medial epicondyle

INSERTION: metacarpals
MEDIAN NERVE-causes pain and numbness related to carpal tunnel syndrome

FLEXORS-anterior of forearm
FLEXOR CARPI ULNARIS-bends (wrist flexion) the wrist
INSERTIONS: metacarpal and carpals

ORIGIN: medial epicondyle

ACTIONS: flexes, adDucts wrist and ulnar deviation
ULNAR nerve

FLEXORS-anterior of forearm
PALMARIS LONGUS
ACTIONS: flexes wrist and cups (tenses or bawls up) palm

ORIGINS: medial epicondyle

INSERTIONS: transeverse carpal ligament and palmar aponeurosis
flexor reticulum-thin fascia wraps around wrists

FLEXORS-anterior of forearm
FLEXOR DIGITORUM SUPERFICIALIS-flexes or bends fingers
INSERTIONS: phalanges

ACTIONS: flexes wrist and fingers

ORIGINS: medial epicondyle, radial shaft (upper region) coronoid process (ulna)
superficial

FLEXORS-anterior of forearm
FLEXOR DIGITORUM PROFUNDUS-bends or flexes the fingers
ORIGIN: ulnar shaft

INSERTIONS: phalanges

ACTION: flexes or bends fingers
interosseus membrane-fascia wraps around 2 bones

FLEXORS-anterior of forearm
EXTENSOR CARPI RADIALIS LONGUS AND BREVIS
ORIGINS: lateral epicondyle (brevis)

INSERTIONS: metacarpals

ACTIONS: aBducts wrist
epicondylar ridge and carpals

EXTENSORS-back of forearm
EXTENSOR CARPI ULNARIS-extends wrist
ACTIONS: aBducts and extends wrist

ORIGIN: lateral epicondyle

INSERTION: metacarpal
EXTENSORS-back of forearm
EXTENSOR DIGITORUM-extends digits
INSERTIONS: phalanges

ORIGIN: lateral epicondyle

ACTIONS: extends wrist and fingers
EXTENSORS-back of forearm
EXTENSOR DIGITI "MINI ME" MINIMI
ORIGIN: lateral epicondyle

INSERTION: little finger

ACTION: extends little finger
EXTENSOR INDICIS-extendor of index finger
ACTION: extends 1st finger

ORIGIN: posterior ulnar shaft

INSERTION: 1st finger
EXTENSOR POLLICES (thumb) LONGUS (long) & BREVIS (shorter)
INSERTION: distal on the thumb (longus) and proximal (butt) on the thumb

ACTION: extends thumb
FLEXOR POLLICIS LONGUS & BREVIS-bends the thumb
ORIGINS: radial shaft, interosseous membrane (longus), ulnar shaft (longus), trapezium (brevis) and carpal ligament (brevis)

ACTION: flexes thumb

INSERTSIONS: distal on the thumb & proximal on the thumb (brevis)
THENAR EMINENCE-thumb pad, made up of FLEXOR POLLICIS BREVIS, opponens pollicis & aBductor pollicis brevis
OPPONENS POLLICIS-opposing or opposition of the thumb
ACTIONS: flexes & aDducts thumb

INSIRTION: proximal on thumb

ORIGINS: trapezium and carpal ligament
opposition-moves thumb to touch the other fingers on the hand

THENAR EMINENCE-thumb pad, made up of flexor pollicis brevis, OPPONENS POLLICIS & aBductor pollicis brevis
ABDUCTOR POLLICIS LONGUS & BREVIS
INSERTIONS: a matacarpal (longus) & proximal on the thumb (brevis)

ORIGINS: posterior radial & ulnar shaft (longus), trapezium, scaphoid & carpal ligament

ACTION: aBducts the thumb
longus-long
brevis-brief

THENAR EMINENCE-thumb pad, made up of flexor pollicis brevis, opponens pollicis & ABDUCTOR POLLICIS BREVIS
FLEXOR DIGITI MINIMI BREVIS-flexes little finger
ACTION: flexes little finger

INSERTION: proximal little finger

ORIGIN: carpal ligament
HYPOTHENAR EMINENCE-little finger pad. three muscles: opponens digiti minimi, FLEXOR DIGIT MINIMI BREVIS &aBductor digiti minimi