STUDY GUIDE EXAM 2 IFS1 PDF

‭STUDY GUIDE‬ ‭EXAM 2 IFS1‬ ‭Damage root, spinal nerve, or ramus and what its result.‬ ‭Damage to a "specific level" of cervical spinal nerves, what mms or affected Posture‬ ‭effect on muscles/ligaments/joints: neck, thoracic spine etc. - Nachemso...

‭STUDY GUIDE‬ ‭EXAM 2 IFS1‬ ‭Damage root, spinal nerve, or ramus and what its result.‬ ‭Damage to a "specific level" of cervical spinal nerves, what mms or affected Posture‬ ‭effect on muscles/ligaments/joints: neck, thoracic spine etc. - Nachemson study on postural‬ ‭positions and effect on disc pressures LB muscle anatomy, where/what is deeper/what is‬ ‭medial or lateral, etc.‬ ‭- Movement of spine and effects on ligaments, muscles, intervertebral foramen,‬ ‭disc & facet‬ ‭- Pelvic tilt and effect on spine‬ ‭- spinal muscles and moment arms based on location‬ ‭- arthrokinematics of cervical and lumbar movements (flex/ext, side bend, rotations‬ ‭- action of back muscles‬ ‭Suboccipital area, specific content, mms, nerves, ligaments, vasculature -‬ ‭arthrokinematics of occiput and C1‬ ‭Arthrokinematics of sterno-clavicular joint with scapula movements. Scapular‬ ‭movements including tilt. 2 arthrokinematics, scap, gh, clavicle‬ ‭Movement of clavicle. Axis of rotation GH. What ligaments cause clavicle to rotate post‬ ‭Ligaments of GH and AC joint‬ ‭Force couples in shoulder‬ ‭Spinal arteries, UE arteries‬ ‭Coracoacromial ligament and bursae‬ ‭ amage to any nerve, what muscle(s) would be weak in shoulder/scapula and/or what‬ D ‭movement would be affected‬ ‭ uadrangular, triangular space and interval: contents and what would happen if damage to‬ Q ‭a space-what affected?‬ ‭Pain with a resisted movement = what muscle(s) was/were injured in UE‬ ‭tenderness to palpation of an area = what muscle could it be‬ ‭Remember to integrate Neuro‬‭sensory system assist‬‭with upright trunk balance. Function of‬ ‭different areas of brain with balance: Cerebellum, basal ganglia‬ ‭Shoulder Study Questions‬ ‭1. what’s the orientation of the scapula, why is it important to know this?‬ -‭ ‬ ‭30–40 degrees anterior to the frontal plane‬ ‭-‬ ‭. what are the axio-apendicular muscles of the shoulder and what is their innervation‬ 2 ‭and action?‬ ‭-‬ ‭Trapezius‬ ‭-‬ ‭Innervated by Spinal Accessory ( CNXI)‬ ‭-‬ ‭Latissimus Dorsi‬ ‭-‬ ‭Innervated by Thoracodorsal n. (C6, 7, 8)‬ ‭. how can you determine the action of a given muscle? [i.e., the infraspinatus roughly‬ 3 ‭attaches to the posterior aspect of the head of the humerus, thus it can produce‬ ‭external rotation of the shoulder/humerus)‬ ‭-‬ ‭ nowing the origin and Insertion of the muscle and noticing how the muscle fibers run‬ K ‭while taking into account the joint's ability to move Can help you determine the‬ ‭muscle's action.‬ ‭. what are the rotator cuff muscles and what’s their action, attachments and‬ 4 ‭innervation‬ ‭1.‬ ‭Supraspinatus‬ ‭a.‬ ‭Origin: Supraspinous fossa of scapula‬ ‭b.‬ ‭Insertion: Superior facet of greater tubercle of humerus‬ ‭c.‬ ‭Innervation: Suprascapular nerve (C4,5,6)‬ ‭2.‬ ‭Infraspinatus‬ ‭a.‬ ‭Origin: Infraspinous fossa of scapula‬ ‭b.‬ ‭Insertion: Middle facet of greater tubercle of humerus‬ ‭c.‬ ‭Innervation: Suprascapular nerve (C5,6)‬ ‭3.‬ ‭Teres Minor‬ ‭a.‬ ‭Origin: Middle part of lateral border of scapular‬ ‭b.‬ ‭Insertion: Inferior facet of greater tubercle of humerus‬ ‭c.‬ ‭Innervation: Axillary nerve (C5,6)‬ ‭4.‬ ‭Subscapularis‬ ‭a.‬ ‭Origin: Subscapular fossa (most of anterior surface of scapula)‬ ‭b.‬ ‭Insertion: Lesser tubercle of humerus‬ ‭c.‬ ‭Innervation: Upper and lower subscapular nerves (C5,6,7)‬ ‭5. what muscles act on the scapulothoracic joint‬ ‭➔‬ ‭Elevators‬ ‭1.‬ ‭Upper Trapezius‬ ‭2.‬ ‭Levator Scapulae‬ ‭3.‬ ‭Rhomboids‬ ‭➔‬ ‭Depressors‬ ‭1.‬ ‭Lower Trapezius‬ ‭2.‬ ‭Latissimus Dorsi‬ ‭3.‬ ‭Pectoralis Minor‬ ‭4.‬ ‭Subclavius‬ ‭➔‬ ‭Protractors‬ ‭1.‬ ‭Serratus Anterior‬ ‭➔‬ ‭Retractors‬ ‭1.‬ ‭Middle Trapezius‬ ‭2.‬ ‭Rhomboids‬ ‭3.‬ ‭Lower Trapezius‬ ‭➔‬ ‭Upward Rotators‬ ‭1.‬ ‭Serratus Anterior‬ ‭2.‬ ‭Upper and Lower Trapezius‬ ‭➔‬ ‭Downward Rotators‬ ‭1.‬ ‭Rhomboids‬ ‭2.‬ ‭Pectoralis Minor‬ ‭6. what muscles act on the glenohumeral joint‬ ‭➔‬ ‭AB‬‭duction and Flexion‬ ‭1.‬ ‭Glenohumeral Joint Muscles‬ ‭‬ ‭Anterior (fibers) and Middle (contributes) Deltoid‬ ‭‬ ‭Coracocbrachialis‬ ‭‬ ‭Biceps (Long Head)‬ ‭2.‬ ‭Scapulothoracic Joint Muscles‬ ‭‬ ‭Serratus Anterior (Protracts Scapula)‬ ‭‬ ‭Trapezius (Force couple for stability)‬ ‭3.‬ ‭Rotator Cuff Muscles (If one isn't working, the other 3 get knotted or too‬ ‭tight and disrupts arthrokinematics)‬ ‭‬ ‭Supraspinatus‬ ‭‬ ‭Infraspinatus‬ ‭‬ ‭Teres Minor‬ ‭‬ ‭Subscapularis‬ ‭➔‬ ‭AD‬‭duction and Extension‬ ‭‬ ‭Posterior Deltoid‬ ‭‬ ‭Latissimus Dorsi‬ ‭‬ ‭Teres Major‬ ‭‬ ‭Long head of Triceps‬ ‭‬ ‭Sternocostal head of Pectoralis Major‬ ‭➔‬ ‭External (lateral) Rotation‬ ‭‬ ‭Infraspinatus‬ ‭‬ ‭Teres minor‬ ‭‬ ‭Posterior Deltoid‬ ‭➔‬ ‭Internal (medial) Rotation‬ ‭‬ ‭Subscapularis‬ ‭‬ ‭Anterior Deltoid‬ ‭‬ ‭Pectoralis Major‬ ‭‬ ‭Latissimus Dorsi‬ ‭‬ ‭Teres Major‬ ‭7. what force couples act on the scapula and shoulder‬ ‭➔‬ ‭Glenohumeral ABduction‬ ‭‬ ‭Supraspinatus‬ ‭‬ ‭Middle Deltoid‬ ‭➔‬ ‭Scapulothoracic Upward Rotation‬ ‭‬ ‭Upper Trapezius‬ ‭‬ ‭Lower Trapezius‬ ‭‬ ‭Serratus Anterior‬ ‭➔‬ ‭Scapulothoracic Downward Rotation‬ ‭‬ ‭Rhomboids‬ ‭‬ ‭Latissimus Dorsi‬ ‭‬ ‭Pectoralis Minor‬ ‭. is the teres major a rotator cuff muscle? What’s its action? What rotator cuff muscle‬ 8 ‭has a similar action?‬ ➔ ‭ ‬ N ‭ o, Teres Major is‬‭not‬‭a Rotator Cuff muscle‬ ‭➔‬ ‭Action‬ ‭1.‬ ‭AD‬‭ducts and Medially rotates arm‬ ‭➔‬ ‭Rotator Cuff muscle with a similar action‬ ‭1.‬ ‭Subscapularis‬ ‭‬ ‭Medially rotates the arm‬ ‭. what three out of four rotator cuff muscles induce inferior slide of the humerus on the‬ 9 ‭scapula? Which muscles assist with superior rolling of the humerus on the glenoid?‬ ‭10. what nerves arise from the superior trunk of the brachial plexus?‬ ‭.‬ S 1 ‭ uprascapular n.‬ ‭2.‬ ‭Subclavian n.‬ ‭11. what nerves arise from the roots of the brachial plexus?‬ ‭.‬ ‭Dorsal Scapular n.‬ 1 ‭2.‬ ‭Long Thoracic n.‬ ‭12. what nerves arise from the cords that are not terminal branches? [i.e., the ulnar‬ ‭nerve is a terminal branch but the lateral pectoral is not]‬ ‭.‬ 3 ‭ ateral Pectoral n.‬ L ‭4.‬ ‭Upper Subscapular n.‬ ‭5.‬ ‭Thoracodorsal n.‬ ‭6.‬ ‭Lower subscapular n.‬ ‭7.‬ ‭Medial Pectoral n.‬ ‭8.‬ ‭Medial Brachial Cutaneous n.‬ ‭9.‬ ‭Medial Antebrachial Cutaneous n.‬ ‭13. review the dermatomes and myotomes of the arm (we reviewed them the meeting‬ ‭ efore last)‬ b ‭Dermatomes‬ ‭C5: Lateral shoulder and upper arm.‬ ‭C6: Lateral forearm, thumb, and index finger.‬ ‭C7: Middle finger and central palm.‬ ‭C8: Ring and little fingers, medial forearm.‬ ‭T1: Medial side of the upper arm.‬ ‭Myotomes‬ ‭C5: Shoulder abduction (deltoid) and elbow flexion (biceps).‬ ‭C6: Elbow flexion (biceps, brachioradialis) and wrist extension.‬ ‭C7: Elbow extension (triceps) and wrist flexion.‬ ‭C8: Finger flexion and extension (flexor digitorum, extensor digitorum).‬ ‭T1: Finger abduction/adduction (interossei muscles).‬ ‭14. what’s the vasculature of the UE- know:‬ ‭There’s a lot of information - go to MOORE’s Page 193. All of these are on that page.‬ ‭a. subclavian artery > axillary artery‬ ‭b. suprascapular artery‬ ‭c. thoraco-acromial artery‬ ‭d. circumflex humeral artery‬ ‭e. subscapular artery‬ ‭f. circumflex scapular artery‬ ‭g. thoracodorsal artery‬ ‭Biomechanics of the shoulder:‬ ‭ capulohumeral rhythm – ratio, greatest amount of scapular motion, when does it‬ S ‭happen?‬ ‭➔‬ T ‭ he ratio is 2:1 meaning for every 3 degrees of shoulder ABduction, 2 degrees‬ ‭occur by GH joint ABduction and 1 degree occurs by scapulothoracic joint‬ ‭upward rotation.‬ ‭➔‬ ‭The greatest amount of scapular motion is 60 degrees of upward rotation which‬ ‭occurs during shoulder ABduction.‬ ‭Scapulohumeral rhythm: what’s its function?‬ ‭➔‬ t‭he scapulohumeral rhythm maximizes shoulder ROM by enabling smooth,‬ ‭coordinated movement and preventing mechanical problems like impingement or‬ ‭instability.‬ ‭ hat are the arthrokinematics of the GH joint? This is an integration question‬ W ‭from previous knowledge on arthrokinematics.‬ ‭➔‬ ‭ABduction and ADduction‬ ◆‭ ‬ ‭Plane of Motion / Axis of Rotation‬ ‭a.‬ ‭Near frontal plane / near anterior-posterior axis of rotation‬ ◆‭ ‬ ‭Arthrokinematics‬ ‭a.‬ ‭Roll and slide along joint’s longitudinal diameter‬ ‭➔‬ ‭Internal and External Rotation‬ ◆‭ ‬ ‭Plane of Motion / Axis of Rotation‬ ‭a.‬ ‭Horizontal Plane / vertical Axis of Rotation‬ ◆‭ ‬ ‭Arthrokinematics‬ ‭a.‬ ‭Roll and Slide along joint’s transverse diameter‬ ‭➔‬ ‭Flexion and Extension, Internal and External Rotation (in 90 degrees of‬ ‭ABduction)‬ ◆‭ ‬ ‭Plane of Motion / Axis of Rotation‬ ‭a.‬ ‭Near Sagittal plane / near medial-lateral axis of rotation‬ ◆‭ ‬ ‭Arthrokinematics‬ ‭a.‬ ‭Primarily a spin between humeral head and glenoid fossa‬