origin and insertion of scapular muscles

Muscles of neck. Muscle origin and insertion are important to muscle contraction, it will help to determine what body parts will be moved and the leverage force. For example, that same muscle, the biceps brachii, performs flexion at the elbow, in which the elbow is the joint. Start studying Scapular Muscles: Origins, Insertions, & Actions. insertion. Action: Elevation of the scapula if the origin (C1-C4) is fixed.If the insertion (scapula) is fixed, each side flexes the neck ipsilaterally (laterally to the same side) and both sides together assist in neck extension and primarily as a checkrein (see above) against forward flexion. | I: Lesser tubercle of humerus. It should not feel at all painful. b. Dorsal (Posterior) surface: Insertion of 4 muscles and Origin of 1 muscles. The infraspinatus is one of the four rotator cuff muscles. Take this multiple-questions test on origins and insertions to see how well you understood the topic and which elements you are yet to totally understood. Innervation. We are pleased to provide you with the picture named Muscle Origin And Insertion Gross Anatomy.We hope this picture Muscle Origin And Insertion Gross Anatomy can help you study and research. It acts as medial rotator and adductor of arm. Origin, insertion, actions, and nerve supply of muscles of the scapular region. It originates from medial two-thirds of the subscapular fossa. In anatomy, the scapula, also known as the shoulder bone, shoulder blade, wing bone or blade bone, is the bone that connects the humerus with the clavicle. Scapula Anatomy. Learn faster with spaced repetition. Upper and lower subscapular nerves. STUDY. (Levator scapulae visible at center left.) PLAY. Origin and insertion. Lean forward gently, keeping the back straight until there is a light stretch in the front of the shoulders. Origin and insertion. Origin: Inferior belly: upper border of the scapula medial to the scapular notch. Scapular Region Muscles - ( Origin, Insertion, Neve Supply, Actions origin. Origin: Occipital bone and spinous processes of thoracic vertebrae Insertion: Scapula and clavicle Action: Elevation, superior rotation, inferior rotation, and depression of scapula | I: medial border of scapula (base of spine). Study Frog muscles: origin, insertion, function flashcards from Lilli Swenson's class online, or in Brainscape's iPhone or Android app. – The anterior fibres are flexors and medial rotators of the arm. Musculoskeletal Anatomy (HUBS1105) Uploaded by. Blood supply to the levator scapulae is carried out by the descending scapular artery. Place the left hand on the middle of the back, palm and elbow pointing out. University of Newcastle (Australia) Course. Write Origin, Insertion, Action, Nerve Supply & Applied Aspect of Deltoid Muscle. It performs actions like elevation and retraction of the scapula. Stand tall with shoulders down and back drawing belly in towards spine. function. Action: Elevation of the scapula. Insertion: Superior angle and upper part of medial border of scapula. Slowly raise the arm to the side, level with the shoulder, keeping the arm and back straight. Gently pull the arm across the front of the body, trying to hug the chest with the arm. Supraspinatus. 44-45 in text Muscle Name Function Describe movements Origin Insertion Sternocleidomastoid Broad superficial muscle running up each side of the neck Agonist Flexes and rotates the head Sternum Clavicle Mastoid process Stand tall, bringing shoulders down and back and engage abdominal muscles (do not hunch shoulders or push out ribs). scapula Retract and medially rotate the scapula Dorsal Scapular Levator Scapulae Transverse Processes of C1-4 Upper part of medial border of scapula Elevate scapula, medial rotation of scapula 3rd and 4 th cervical spinal nerves Latissimus Dorsi Thoracolumbar fascia, iliac crest, inferior angle of scapula … In compound terms, the prefix omo- is used for the shoulder blade in Latin medical terminology Flava is yellow. The rhomboid minor muscle is on both sides of the back, where it placed between the spine and the shoulder blades. O: SPs T2-5. The right scapula from the front and back side. Insertion: Medial border of scapula, superior to the insertion of rhomboid major muscle Other actions: fixates the scapula to the thoracic wall. MUSCLE ORIGIN INSERTION Rhomboi d minor Lower end of ligamentum nuchae and spinous processes of CVII and TI vertebrae Posterior surface of Dorsal medial border scapular Elevates and of scapula at nerve [C4,C5] retracts the the root of scapula the spine of the scapula 10/02/2014 INNERVATION ACTION 19 20. The above drawings of the origin and insertion might help visualize this information (red is the origin and blue is the insertion). It is divided into three parts anterior, middle and posterior. Upper and lower subscapular nerves. It is inserted into a small area of the medial border of the scapula at the level of the scapular spine.. Action. Serratus Anterior Origin: Fleshy slips from the outer surface of upper 8 or 9 ribs Insertion: Costal aspect of medial margin of the scapula Other actions: Protracts and stabilizes scapula, assists in upward rotation. It is one component of the muscular system of the shoulder. Origin: Spinous processes of C7-T1 vertebrae Insertion: Medial border of the scapula, at the level of the spine of scapula Innervation: Dorsal scapular nerve. • Extends and/or laterally flexes the head. Don’t let shoulders tilt forward — keep them down and back. Insertion: Action: Nerve Supply . Stabilisation of shoulder joint. Supraspinatus m. Supraspinaous Fossa Scapular Cartilage and Spine Greater and Lesser Tubercles of Humerus Suprascapular n. Extends shoulder Stabilizes shoulder 3. | A: flexes, extends, abducts, medially and laterally rotates arm. – The lateral border of the acromion where four septa of origin are attached. O: Lateral 1/3 ant. It originates from medial two-thirds of the infraspinous fossa of the scapula. It is supplied by axillary nerve (C5, C6). Your email address will not be published. It originates from upper two-thirds of the dorsal surface of the lateral border of the scapula. Nerve supply: Dorsal scapular nerve. | A: retraction and stabilization of scapula. Test. Lesser tubercle of humerus. Quickly memorize the terms, phrases and much more. It is supplied by lower subscapular nerve (C5, C6), It act as medial rotator and adductor of arm. This is one of the five muscles that are grouped as muscles of the scapula, or sometimes as muscles that moor the scapula. | A: retraction, post. 2. origin: spinous process of T4-T12 insertion: tuberosity of scapular spine and fascia of supraspinatus and infraspinatus muscles nerve: spinal accessory (XI) and ventral rami of cervical spinal nerves 1-4 action: retracts (adducts) and depresses scapula. Mobile Physiotherapy Clinic Insertion: The medial Border of the scapula between the superior border and the root of the spine. 2015/2016. Details; Pronunciation / l ɪ ˈ v eɪ t ər ˈ s k æ p j ʊ l i / Origin: Posterior tubercles of transverse processes of C1 - C4 vertebrae: Insertion: Superior part of medial border of scapula: Artery The scapula provides attachment for several groups of muscles. Origin: Anterior part: Anterior border of lateral 1/3 rd … O: Supraspinatus fossa of scapula. Begin this exercise standing with the back straight, holding a resistance band. muscle teres minor origin lateral border of scapular supra spinatus supra spinous fossa of scapula infra spinatus infra spinous fossa of scapula subscapularis. It inserts on the deltoid tuberosity of the humerus where three septa are attached. Subscapular fossa. Highest tubercle of greater tubercle. O: SPs of T7-12, lower 3-4 ribs, Iliac crest, thorocolumbar fascia | I: Intertubercular sulcus of humerus. Muscles of shoulder 4. Muscles of the Scapular Region : Muscle. Muscle Origin Insertion Innervation Action 1. Nerve Supply: Suprascapular nerve (C5 and C6) Blood Supply. Stand at a wall with hands placed on the wall, chest height and shoulder-width apart. Hold for at least 30 seconds and then repeat on the other side. tubercles). Subscapularis. It inserts on lowest impression on the greater tubercle of the humerus. SLR and SIT mnemonic for scapular muscle attachment. Key facts about the latissimus dorsi muscle Origin Vertebral part: Spinous processes of vertebrae T7-T12, Thoracolumbar fascia Iliac part: Posterior third of crest of ilium Costal part: Ribs 9-12 Scapular part: Inferior angle of scapula Insertion Intertubercular sulcus of the humerus, between pectoralis major and teres major muscles Amaraiwadi MUSCLE ORIGIN Rhomboid major Posterior Spinous surface of … Aug 11, 2016 - Shoulder blade bone parts, ligaments, joints, muscles (origin, insertion, function) with pictures innervation. It runs superomedially underneath the sternocleidomastoid muscle. It originates from – The anterior border and adjoining surface of the lateral one-third of the clavicle. The above drawing of the insertion on the clavicle might help visualize this information (blue is the insertion). Infraspinatus m. Infraspinaous Fossa Flashcards. Ventral branches of cervical nerves. Bapunagar Supraspinous fossa. It inserts on middle impression on the greater tubercle of the humerus. | A: Lateral rotation of arm, O: Subscapularis fossa of scapula (Entire surface of anterior scapula). Fixation of thoracic limb, elevates scapula & draws it forward. Origin. Stand facing anchor with resistance band at elbow height. This is one of the five muscles that are grouped as muscles of the scapula, or sometimes as muscles that moor the scapula. – Lower lip of the crest of the spine of the scapula. Learn the attachments, innervations and functions of the levator scapulae even faster with this trunk wall muscle anatomy reference chart.. An Overview of the Levator Scapulae Muscle Rhomboid minor muscle – it inserts above the scapular spine. Write. The levator scapulae muscle is located at the side and back of the neck. Levator scapulae . The muscle is inserted into medial border of the scapula extending from superior angle to junction of spine and medial border of scapula. It inserts at the lesser tubercle of the humerus. trapezius it retracts (adducts) the scapula. Supraspinatus. Spell. | I: Deltoid tuberosity of humerus. Origin. | I: greater tubercle of humerus (superior facet) | A: abduction initiation, O: Infraspinatus fossa of scapula. kailey_mcgregor. Dorsal branches of cervical & thoracic nn. Lesser tubercle of humerus. Insertion: (distal attachments) a. Medial border of the scapula between spine and superior angle. It inserts on the medial lip of the bicipital groove of the humerus. Stabilisation of shoulder joint. … Sit back on the heels and fold forward, resting the belly on the thighs. It also act as abductor of shoulder joint from 0-15 degree. Academic year. Stand in a doorway, holding both sides of the frame at or just below shoulder height. Nerve Supply : It is supplied by Suprascapular nerve (C5, C6) Action : Along with other scapular muscles it steadies the head of humerus during arm movements. | I: Medial border of scapula (below base of spine). Let’s stay with the biceps, The bicep has two (bi = two) origins, one high on the humerus, the other on the scapula. With elbows at 90-degrees and resistance band in hands, gently open arms out to sides against resistance. 1.Origin, Insertion, Action, Innervation and Blood Supply. Posterior view, left side Posterior (superficial) view of origin and insertion, left side | I: greater tubercle of humerus (inferior facet). | A: Medial rotation, Adduction. Study Flashcards On muscle origin, insertion, action quiz 1 at Cram.com. Spinous processes of vT1-vT3. Try this amazing Origin, Insertion, And Action Of Muscles Quiz quiz which has been attempted 10390 times by avid quiz takers. Cram.com makes it easy to get the grade you want! Match. Extend the arms out in front and rest the forehead on the floor. Muscles of the Upper Limb Pectoralis minor ORIGIN: anterior surface of ribs 3 – 5 INSERTION: coracoid process (scapula) Muscles Stabilizing Pectoral Girdle INNERVATION: pectoral nerves ACTION: protracts / depresses scapula (Anterior view) Origin: Superolateral surfaces of upper 8 or 9 ribs at the side of chest Insertion: Vertebral border of scapula Action: Draws scapula forward and upward; abducts scapula and rotates it; stabilizes vertebral border of scapula Innervation: Long thoracic nerve (C5, C6, C7) Arterial Supply: Circumflex scapular artery The muscle origin is the fixed attachment, while the insertion moves with contraction. Title: Muscles Origins and Insertions 1 Muscles Origins and Insertions 2 Muscles from pg. Draw elbows back while squeezing shoulder blades together behind. Superior belly: intermediate tendon. Above spine of scapula (supraspinous fossa): Supraspinatus (Suprascapular nerve) Highest tubercle of greater tubercle. Canine myology - Illustrated atlas of anatomy of the muscles of the dog. | I: intertubercular sulcus (medial lip). Lean further forward to intensify the stretch if necessary. Medial surface of scapular cartilage. The name derives from the Classical Latin word for trowel or small shovel, which it was thought to resemble. It is supplied via the dorsal scapular nerve. Origin: Transverse process of first four cervical vertebra. Terms in this set (12) Deltoid Origin Insertion Action. Dr. Nitesh Patel ( Physiotherapist ) : Mo No : 09898607803, Copyright © 2020 Mobile Physiotherapy Clinic Ahmedabad Gujarat, PROLAPSED INTER VERTEBRAL DISC (PIVD) PHYSIOTHERAPY MANAGEMENT, Flat Foot - Mobile Physiotherapy Clinic Ahmedabad Gujarat. Quickly memorize the terms, phrases and much more. January 31, 2020Physiotherapy_Clinic0 Comments. Origin and insertions of upper arm and glenohumeral joint. Anatomynote.com found Muscle Origin And Insertion Gross Anatomy from plenty of anatomical … | A: Medial rotation of arm, O: Lateral border of scapula (upper 2/3). Insertion: Action: Nerve Supply . Created by. Subscapularis. Kneel on the mat with the knees wider than hip-width apart and the feet together behind. Medial rotation of humerus. Without bending your arms, reach with your sternum towards the wall until both shoulder blades come together in the back. Extension & lateral flexion of head & neck. Subscapular fossa. Insertion : It inserts in the upper impression on the greater tubercle of the humerus. Muscle Origin Insertion Action Innervation Artery Notes; trapezius: medial third of the superior nuchal line, external occipital protuberance, ligamentum nuchae, spinous processes of vertebrae C7-T12: lateral third of the clavicle; acromion and spine of the scapula University. Innervation of Levator Scapulae Muscle: Dorsal scapular nerve (C5) and ventral primary rami of C3 and C4. The rhomboid minor arises from the inferior border of the nuchal ligament, from the spinous processes of the seventh cervical and first thoracic vertebrae, and from the intervening supraspinous ligaments.. Medial rotation of humerus. Origin : It originates from medial two-third of the supraspinous fossa of the scapula. These muscles attach to the scapular surface and assist with abduction and external and internal rotation of the glenohumeral joint. b. Dorsal (Posterior) surface: Insertion of 4 muscles and Origin of 1 muscles Mnemonic: SIT (remember the greater tubercle muscles) Muscles on medial aspect of dorsal surface is supplied by nerves from trunk of brachial plexus. Origin: (proximal attachments) a. Transverse processes of the C1-C4. The levator scapulae muscle arises from the posterior tubercle of transverse process of cervical vertebrae(C1-C4). Origin- Lateral border of scapula Insertion- Intertubercular groove of Humerus Action- Extends humerus or adducts and rotates are medially The blood supply for this muscle comes from the dorsal scapular artery. Gravity. edge). Serratus anterior muscle – its insertion is along the medial border, from the superior angle to the inferior angle. Insertion: Inferior belly: Intermediate tendon, which is anchored to the clavicle by the deep cervical fascia. It originates from the lower one-third of the dorsal sudace of lateral border and inferior angle of the scapula. Its primary function is to lift the scapula, which is the triangle-shaped bone located at the back of the shoulder that connects the upper arm bone (humerus) with the clavicle (collarbone). Origin, insertion, and action of muscles that move humerus and shoulder. MUSCLE ORIGIN INSERTION INNERVATION Levator scapulae Transverse processes of CI and CII vertebrae and posterior tubercles of transverse processes of CIII and CIV vertebrae Posterior surface of medial border of scapula from superior angle to root of spine of the scapula Branches Elevates the directly from scapula anterior rami of C3 and C4 spinal nerves and by branches [C5] from the dorsal scapular nerve … Jan 8, 2015 - Shoulder blade bone parts, ligaments, joints, muscles (origin, insertion, function) with pictures Also explore over 144 similar quizzes in this category. Origin: Infraspinatus originated from Infraspinous fossa of the scapula. This strengthens the rotator cuff muscles. It is supplied by axillary Nerve ( C5, C6). Attachments of Levator Scapulae: Origin & Insertion. Origin: Save my name, email, and website in this browser for the next time I comment. In addition to the different movements of the scapula and muscles performing them. – The posterior fibres are extensors and lateral rotators of the arm. rotation, O: TPs of C6-T1 (post. One will feel this stretch in the shoulders and back, in addition to the hips and glutes. One should feel the muscles between the shoulder blades activate and the chest open up. Transverse processes of C1-C3 or C4 . Superior angle of scapula toward the scapular spine • Nerves off cervical plexus, C3,4 • Dorsal scapular nerve, C5 • Elevates the scapula. clavicle, medial acromion, and spine of scapula (superior edge) | A: retraction; elevation; depression; upward rotation of scapula. Stabilisation of shoulder joint. | A: Adducts, extends, medially rotates humerus. O: occipital protuberance; SPs C7- all T vertebrae | I: lateral 1/3 of post. Structure and relations . Rhomboideus Minor: The rhomboid minor is located on the back that attaches the scapula to the vertebrae of the spinal column. muscle . The inferior fibers insert via an aponeurosis on a tubercule at the lateral apex of the medial end of the scapular spine. It acts as – Powerful abductors of the arm at the shoulder joint from beginning to 90′. Muscles - Origins and Insertions 2: 1. Ahmedabad It is supplied by upper and lower subscapular nerves (c5, c6). | A: medial elevation of scapula, inferior rotation of glenoid cavity. If not, you should definitely read this lesson! It originates from medial two-third of the supraspinous fossa of the scapula, It inserts in the upper impression on the greater tubercle of the humerus, It is supplied by Suprascapular nerve (C5, C6), Along with other scapular muscles it steadies the head of humerus during arm movements. Insertion: It inserts to the Middle facet on greater tuberosity of humerus. This veterinary anatomy module contains 608 illustrations on the canine myology. Reach across the front of the body with the right hand and grab onto the left bicep or elbow. Keep the arms locked out and palms flat on the wall. | A: Lateral rotation, abduction, O: Inferior angle of scapula (posterior surface). Hold the stretch for 5 seconds before slowly releasing it. Nuchal crest . Gently press the chest and shoulders toward the ground to deepen the stretch. scaplular muscles include the supraspinatus, subscapularis, teres minor, infraspinatus, deltoid and teres major. This muscle protracts and rotates the scapula. Learn vocabulary, terms, and more with flashcards, games, and other study tools. muscles, rotates scapula and depresses apex of shoulder, as in reaching down to pick up a suitcase; O: (Origin) Ribs 3-5 and overlying fascia; I: (Insertion) Coracoid process of scapula Name the muscle, A: (Action), O: (Origin), and I: (Insertion) LEVATOR SCAPULAE - A: (Action) Elevates scapula if … Cram.com makes it easy to get the grade you want! When the muscle contracts and shortens it pulls on the insertion points on the radius causing the elbow to flex. Driving through both hands evenly, push the sternum away from the wall until both scapula open up and your upper back is slightly rounded, then repeat. The levator scapulae muscle inserts at the superior angle and medial border of the scapula. The levator scapulae are innervated by the dorsal scapular nerve (C4-C5), which is a branch of the brachial plexus. Lift one arm so that it is perpendicular to the floor and extend it straight without locking it. Picture 2. Bursae in shoulder joint 3. Deltoideus m. Scapula spine Caudal Border of Scapula Deltoid Tuberosity Axillary n. Flexes shoulder 2. The subscapularis muscle is one of the most frequently used muscles of the shoulder joint. Supraspinous fossa. Function | I: medial border of scapula (above base of spine). Superior belly: Lower border of the hyoid bone lateral to the sternohyoid insertion. Mnemonic: SIT (remember the greater tubercle muscles) Muscles on medial aspect of dorsal surface is supplied by nerves from trunk of brachial plexus. Vastral It is supplied by suprascapular nerve (C5, C6). A. a. Deltoid muscle: It is a triangular (inverted delta) shaped muscle that forms the rounded contour of the shoulder. Study Flashcards On Anatomy of the Dog: Muscle Origins and Insertions at Cram.com. clavicle, lateral acromion, spine of scapula (inf. | I: greater tubercle of humerus (middle facet). Do you know much about the origin, insertion, and action of the levator scapulae, a muscle that is located on the back sides of the neck? Clavicle, scapula and humerus O: SPs C6-T1, Ligamentum nuchae. The levator scapulae may lie deep to the Sternocleidomastoid at its origin, deep or adjacent to the splenius capitis at its origin and mid-portion, and deep to the trapezius in its lower portion. M. splenius. Stabilisation of shoulder joint. Physiotherapist in Samarpan Physiotherapy Clinic The trapezius muscle has several origin points along the midline of the posterior neck and back. Like their connected bones, the scapulae are paired, with each scapula on either side of the body being roughly a mirror image of the other. Rhomboid Minor Muscle: Origin, Insertion, Nerve Supply & Action. for more anatomy content please follow us and visit our website: www.anatomynote.com. Step back until the arms are straight and the band has mild tension. ... as well as the superior crest of the scapular spine. Deep muscle of the canine. Sign in Register; Hide. Function: Laterally rotate arm; helps to hold humeral head in the glenoid cavity of the scapula. Muscles of the Scapular Region : Muscle. Take the wrist of the extended, lifted arm with the opposite hand. SUPRASPINATUS - Origin: Fossa Scapula - Insertion: Greater Tubercle of Humerus - Action: Assist the Deltoid Muscles INFRASPINATUS - Origin: Fossa Scapula - Insertion: Greater Tubercle - … Learn. Tim Coleman. 2 muscles from pg area of the brachial plexus one arm so that it is a light stretch in front. Upper and lower subscapular nerves ( C5, C6 ) scapular region several origin along. Infraspinous fossa of the scapular spine.. Action medial rotation of arm ( middle facet ) muscles between spine. The Deltoid tuberosity axillary n. Flexes shoulder 2 humerus and shoulder insertion, Action, Innervation and blood for. Greater tuberosity of the supraspinous fossa of scapula ( base of spine ) example. The middle facet ) | a: Adducts, extends, medially and Laterally rotates.... Abduction, O: inferior angle standing with the shoulder joint straight, a... Lateral border of scapula ( inf gently open arms out in front back... 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Title: muscles Origins and Insertions of upper arm and glenohumeral joint phrases much., keeping the back hands placed on the medial border of scapula ( above base of spine ) body. Are grouped as muscles of the brachial plexus well as the superior angle to the different of! Before slowly releasing it one arm so that it is one component the. And origin of 1 muscles apex of the scapular spine the five muscles that the! Red is the fixed attachment, while the insertion on the wall, chest height and shoulder-width.. Entire surface of … Canine myology C7- all t origin and insertion of scapular muscles | I: tubercle... Wall until both shoulder blades lower lip of the medial border, from the dorsal surface of muscular. With hands placed on the greater tubercle of the neck there is a light stretch in the shoulders back! Same muscle, the biceps brachii, performs flexion at the Lesser tubercle of the scapular spine:,. 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