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69 Cards in this Set
 Front
 Back
What is the attachment of a muscle to the stationary bone?

Origin


What is the attachment of a muscle to the bone that moves?

Insertion


Which muscle is the prime mover?

Agonist


Which muscle provides resistence or opposing force?

Antagonist


Which muscle assists the prime mover?

Synergist


What is a muscle contraction that produces tension without movement?

Isometric contraction


What is a muscle contraction that produces tension as the muscle lengthens and shortens?

Isotonic contraction


What is a contraction where the force overcomes resistance?

Concentric contraction


What is a contraction where the force yields to resistance?

Eccentric contraction


What is the origin of deltoid?

Anterior: Lateral 1/3 of the clavicle
Middle: Lateral acromion Posterior: Spine of the scapula 

What is the insertion of deltoid?

Deltoid tuberosity


What is the action of deltoid?

Anterior: Flexion, abduction, adduction, medial rotation
Middle: Abduction Posterior: Extension, abduction, lateral rotation 

What is the origin of biceps?

Short head: Coracoid process
Long head: Supraglenoid tubercle 

What is the insertion of biceps?

Radial tuberosity


What is the action of biceps?

Flexion, supination


What is the origin of triceps?

Long head: infraglenoid tubercle
Lateral head: above spiral groove Medial head: below spiral groove 

What is the insertion of triceps?

Olecranon process


What is the action of triceps?

Extension


What is the origin of anconeus?

Lateral epicondyle


What is the insertion of anconeus?

Olecranon process


What is the action of anconeus?

Assists extension


What is the origin of brachioradialis?

Lateral supracondylar ridge


What is the insertion of brachioradialis?

Radial styloid


What is the action of brachioradialis?

Flexion


What is the origin of flexor digiti minimi?

Hook of hamate & flexor retinaculum


What is the insertion of flexor digiti minimi?

Base of proximal phalanx of little finger


What is the action of flexor digiti minimi?

Flexion


What is the origin of extensor digiti minimi?

Lateral epicondyle


What is the insertion of extensor digiti minimi?

Extensor expansion of little finger


What is the action of extensor digiti minimi?

Extension


What is the origin of flexor carpi ulnaris?

Medial epicondyle


What is the insertion of flexor carpi ulnaris?

5th metacarpal base


What is the action of flexor carpi ulnaris?

Flexion, ulnar deviation


What is the origin of extensor carpi ulnaris?

Lateral epicondyle


What is the insertion of extensor carpi ulnaris?

5th metacarpal base


What is the action of extensor carpi ulnaris?

Extension & ulnar deviation


What is the origin of extensor carpi radialis longus?

Lateral supracondylar ridge & lateral epicondyle


What is the insertion of extensor carpi radialis longus?

2nd metacarpal base


What is the action of extensor carpi radialis longus?

Extension & radial deviation


What is the origin of extensor carpi radialis brevis?

Lateral epicondyle


What is the insertion of extensor carpi radialis brevis?

3rd metacarpal base


What is the action of extensor carpi radialis brevis?

Extension


What is the origin of flexor carpi radialis?

Medial epicondyle


What is the insertion of flexor carpi radialis?

2nd & 3rd metacarpal base


What is the action of flexor carpi radialis?

Flexion & radial deviation


What is the origin of palmaris longus?

Medial epicondyle


What is the insertion of palmaris longus?

Palmar aponeurosis & flexor retinaculum


What is the action of palmaris longus?

Flexion


What is the origin of extensor digitorum?

Lateral epicondyle


What is the insertion of extensor digitorum?

Extensor expansion of 4 fingers


What is the action of extensor digitorum?

Extension


What is the origin of abductor pollicis longus?

Posterior radius, posterior ulna & interosseous membrane


What is the insertion of abductor pollicis longus?

1st metacarpal base


What is the action of abductor pollicis longus?

Abduction


What is the origin of abductor pollicis brevis?

Flexor retinaculum, trapezium & scaphoid


What is the insertion of abductor pollicis longus?

Radial side of the base of the thumb


What is the action of abductor pollicis longus?

Abduction


What is the origin of supraspinatus?

Supraspinous fossa


What is the insertion of supraspinatus?

Greater tubercle


What is the action of supraspinatus?

Abduction


What is the origin of infraspinatus?

Infraspinus fossa


What is the insertion of infraspinatus?

Greater tubercle


What is the action of infraspinatus?

Extension & lateral rotation


What is the origin of teres minor?

Upper 2/3 of axillary border


What is the insertion of teres minor?

Greater tubercle


What is the action of teres minor?

Extension & lateral rotation


What is the origin of subscapularis?

Subscapular fossa


What is the insertion of subscapularis?

Lesser tubercle


What is the action of subscapularis?

Adduction & medial rotation
