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69 Cards in this Set

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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