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muscles exam
back/arms/abdomen
| Question | Answer |
|---|---|
| Deltoid | O: Clavicle, acromion, spine of scapula I: deltoid tuberosity A: flexion, abduction, extension, medial and lateral rotation |
| supraspinatus | O: supraspinous fossa of scapula I: greater tubercle A: initiates abduction |
| Infraspinous | O: Infraspinous fossa of scapula I: greater tubercle A: lateral rotation |
| teres minor | O: lateral border of scapula I: lesser tubercle of humerus A:medial rotation, assists in adduction |
| subscapularis | O: subscapular fossa I: lesser tubercle of humerus A: medial rotation assists in adduction |
| teres major | O: inferior angle of scapula I: intertubercle sulcus A: adduction, medial rotation and extension |
| pectoralis major | O: clavicle, sternum, I: intertubercular sulcus A: adduction, medial rotation |
| latissimus dorsi | O: thoracic vertebra, iliac crest I:intertubercular sulcus A: adduction medial rotation |
| coracobrachialis | O: coracoid process I: humeral shaft A: shoulder flexion |
| biceps brachii | O:coracoid process, supraglenoid tubercle I: radial tuberosity, bicipital aponeurosis A: flexion, abduction, supinates forearm |
| pectoralis minor 1 | O: rib 3-5 I: coracoid process A: moves scapula anteriorly and inferiorly assists in rotation |
| subclavius | O: rib 1 I: inferior surface clavicle A:presses and stabilizes clavicle |
| serratus anterior | O: rib 1-8/9 I: medial border scpula A: scapular protraction rotation |
| levator scapula | O:tv C1-C4 I: medial border scapula A: scapular elevation |
| rhomboid major | O: T2-T5 I: medial border scapula A: retraction rotation of scapula |
| rhomoid minor | O: C7-T1 I: medial end of scapular spine A: retraction and downward rotation |
| triceps brachii | O:infragenoid tubercle I: olecranon of ulna A: shoulder extension and adduction, elbow extension |
| brachialis | O: humerus I: tuberosity of the ulna and the coronoid process of the ulna A:Flexion of the forearm |
| brachioradialis | O:supracondylar ridge of humerus I: radius (near styloid process) A: elbow flexion |
| extsensor carpi radilais longus | O: supracondylar ridge I: base of 2 metacarpal A: wrist extension, radial deveation |
| extsensor carpi radilais brevis | O:lateral epicondyle I: base 3 metacarpal A: wrist extension, radial deveation |
| exstensor digitorum 2 | O: lateral epicondyle I:extensor expansion of 5 metacarpal A: extends fingers |
| extensor carpi ulnaris | O: lateral epicondyle and posterior ulna I: base of 5 metacarpal A: wrist extension and ulnar deveiation |
| anconeus | O: lateral epicondyle supinator crest of ulna I: proximal posterior ulna A: elbow extension |
| flexor carpi radialis | O: medial epicondyle I: base of 2 and 3 metacarpal A: wrist flexion, radial deviation |
| palmaris longus | O:medial epicondyle I: palmer aponeurosis A: wrist flexion |
| flexor carpi ulnaris | O: medial epicondyle, olecranon and posterior ulna I: pisiform, base of 5 metacarpal A: wrist flexion ulnar deviation |
| flexor digitorum superficialis | O: medial epicondyle, coronoid process and proximal radius I: side of middle phalanges 2-5 A: wrist flexion |
| flexor digitorum pofundus | O: proximal 3/4 of ulna I: base of distal phalanges 2-5 A: wrist flexion |
| pronator teres | O:medial epicondyle humerus coronoid process of ulna I: mid radius A: pronation |
| pronator quadratus | O: distal anterior ulna I: distal anterior radius A: pronation |
| trapezius | O: nuchal ligament, C7-T12 I: lateral clavicle, acromion, scapular spine A:elevation retraction depression |
| sternocleidomastoid | O: top of sternum, clavicular head I: mastoid process A: lateral flexion, rotation |
| Anterior scalene | O:tv C3-C6 I: first rib A: rotate, lateraly flex |
| mid scalene | O:Tv C2-C7 I: first rib A:rotate, lateraly flex |
| posterior scalene | O:tv C6-7 I: second rib A:rotate, lateraly flex |
| masseter | O:zygomatic arch I: angle and ramus of mandible A: elevate mandible |
| temporalis | O: temporal fossa I: coronoid process, ramus of mandible A:elevate, retract mandible |
| suprahyoids | O:underside of mandible, styloid process I: hyoid A: elevate hyoid and tongue |
| digastric | O: mastoid process I: inferior border of mandible A: depress, elevate, retract mandible |
| infrahyoids | O: top of mandibrium, thyroid cartilage, superior border scapula I: hyoid bone, thyroid cartilage A:depress hyoid |
| platysma | O: fascia of pectoralis major I: base of mandible A:depress mandible |
| occipitalfrontalis | O: gelea aponurotica I: superior nuchal line, skin above eyebrows A: raise eyebrows |
| medial pterygoids | O:sphenoid bone I: ramus of mandible A:elevate mandibel |
| lateral pterygoids | O: sphenoid bone I: articular disk of temoromandibular joint A: laterally deviate mandible |
| longus capitus | O: tv C3-C6 I: occipit A:rotate, laterally flex |
| longus coli | O: bodies of C5-T3, TV C3-C5 I: bodies of C3-C4, TV C5-C6 A: laterally flex and rotate |
| buccinator | A: blow a balloon |
| depressor anguli oris | A: frown |
| depressor labii inferioris | A: frown with teeth |
| levator anguli oris | A: half smile |
| levator labii superioris | A: snarl |
| mentalis | A:scunch chin |
| orbicularis oris | A: pucker lips |
| risorius | A: white guys smile |
| zygomaticus major | A: happy smile with teeth |
| zygomaticus minor | A: uncomfortable smile |
| levator labii superioris alaeque nasi (LLSAN) | A: nose scrunch |
| nasalis | A: flare nostrils |
| procerus | A: push eyebrows together |
| corrugator superficialis | A: furrow eyeborws |
| orbicularis occuli | A:close eyes |
| auricularis | A: wiggle ears |
| multifidi/rotatores | O: I: A: extend and rotate vertebral column, |
Created by:
user-2037134