gross anatomy 3 Word Scramble
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Question | Answer |
What is the Origins of the Trapezius | External Occipital protuberance ligamentum nuchae C7-T12 spinous processes |
what is the insertion of the trapezius | Upper-Lateral third of clavicle, acromion Middle- spine of scapulae Lower- root of spine of scapula |
What is the action of the trapezius | Upper: elevation, upward rotation of the scapulae Middle: spine of scapula Lower: root of spine of scapula |
what is the origin(s) of latissimus dorsi | thoracolumbar aponeurosis lower 6 thoracic spinous process sacrum and the iliac crest lower 3 to 4 ribs inferior angle of scapula |
what is the insertion(s) of the latissimus dorsi | bicipital groove of humerus |
what is the actions of the latissimus dorsi | extension medial rotation and adduction of humerus |
what is the origin(s) of the teres major | inferior angle of the scapula(dorsal surface) lower third of axillary border of scapula |
what are the insertion(s) of the teres major | medial lip of bicipital groove of humerus |
what are the actions of teres major | extension medial rotation and adduction of humerus |
what is the nerve that innervates the teres major | lower subscapular nerve |
what are the origin(s) of teres minor | upper 2/3 of axillary border of scapula |
what are the insertion(s) of teres minor | greater tubercle of humerus |
what are the actions of teres minor | lateral rotation extension of the humerus |
what is the nerve that innervates teres minor | axillary nerve |
what are the origin(s) of the levator scapula | C1-4 transverse process |
what are the insertion(s) of the levator scapula | vertebral border of scapula from superior angle to root of spine |
what are the actions of the levator scapula | elevation downward rotation of scapula |
what is the nerve that innervates the levator scapula | dorsal scapular nerve and branches of C3,4 |
what are the origins of rhomboids minor and major | minor: C7 and T1 spinous processes major: T2-T5 spinous processes |
what are the insertions of the Rhomboids | Minor: root of spine of scapula Major: vertebral border of the scapula from root of spine to inferior angle |
what are the actions of the rhomboids | retraction downward rotation of scapula |
what are the origin(s) of the supraspinatus | supraspinous fossa of scapula |
what are the insertion(s) of the supraspinatous | greater tubercle of humerus(superior facet) |
what are the actions of the supraspinatous | abduction of humerus stabilization of head of humerus |
what is the nerve that innervates the supraspinatous | suprascapular nerve(C5, 6) |
what are the origin(s) of infraspinatous | infraspinous fossa of scapula |
what are the insertion(s) of the infraspinatous | greater tubercle of humerus(middle facet) |
what are the actions of the infraspinatous | lateral rotation extension of humerus |
what is the origin(s) if the subscapularis | subscapular fossa of scapula |
what are the insertion(s) of the subscapularis | lesser tubercle of humerus |
what are the actions of the subscapularis | medial rotation and adduction of humerus |
what are the origin(s) of the pectoralis major | clavicular head: medial half of clavicle sternal head: sternum, cartilages of upper 6 ribs |
what are the insertion(s) of the pectoralis major | lateral lip of bicipital groove of humerus |
what are the action of the pectoralis major | adduction, horizontal adduction and medial rotation of humerus clavicular head: flexion of humerus sternal head: extension of humerus from a flexed position |
what are the origin(s) of the pectoralis minor | anterior surface of ribs 3, 4 ,5 near costal cartilages |
what is the insertion(s) pectoralis minor | coracoid process of scapula o medial border of superior surface |
what are the actions of the pectoralis minor | protraction, depression, downward rotation of scapula |
what is the nerve that innervates the pectoralis minor | medial pectoral nerve (C8,T1) |
what is the origin(s) of the subclavius | 1st rib costocartilage junction |
what are the origin(s) of the serratus anterior | outer surface of upper 8 ribs |
what are the insertion(s) of the serratus anterior | vertebral border of scapula-anterior surface |
what are the actions of the serratus anterior | protraction, upward rotation of scapula, stabilizes scapula against chest wall |
what is the origin(s) of the coracobrachialis | coracoid process of scapula |
what is the insertion(s) of the coracobrachialis | middle 1/3 of medial surface of humeral shaft |
what are the actions of the coracobrachialis | flexion adduction of humerus |
what is the origin(s) of the deltoids | anterior head: lateral third of clavicle middle: lateral acromion posterior: spine of scapula |
what is the insertion(s) of the deltoids | deltoid tuberosity of humerus |
what is the actions of the deltoids | anterior: flexion, horizontal adduction, medial rotation of humerus middle: abduction of humerus to 90 degrees posterior; extension, horizontal abduction, lateral rotation of humerus |
what is the origin(s) of the brachialis | lower half of anterior shaft of humerus |
what is the insertion(s) of the brachialis | tuberosity of ulna coronoid process of ulna |
what is the actions of the brachialis | flexion of the elbow |
what is the origin(s) of the bicep brachii | short head: coracoid process of the scapula long head: supraglenoid tubercle of scapula |
what is the insertion(s) of the bicep brachii | tuberosity of radius bicipital aponeurosis |
what are the actions of the bicep brachii | flexion of the elbow supination of forearm short head: flexion of humerus |
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erhardaa
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