2021-12-03T05:43:59+03:00[Europe/Moscow] en true <p>Where is the Biceps Brachii?</p>, <p>Function of Biceps Brachii</p>, <p>Origin of Biceps Brachii?</p>, <p>Insertion and Innervation of Biceps Brachii?</p>, <p>Where is the Brachialis?</p>, <p>Function of the Brachialis?</p>, <p>Origin of Brachialis?</p>, <p>Insertion and Innervation of Brachialis?</p>, <p>Where is the Brachioradialis?</p>, <p>Function of Brachioradialis?</p>, <p>Origin of Brachioradialis?</p>, <p>Insertion and Innervation of Brachioradialis?</p>, <p>Where is the Coracobrachialis?</p>, <p>Function of Coracobrachialis?</p>, <p>Origin of Coracobrachialis?</p>, <p>Insertion and Innervation of Coracobrachialis?</p>, <p>Where is the Deltoid?</p>, <p>Function of the Deltoid?</p>, <p>Origin of Deltoid?</p>, <p>Insertion and Innervation of Deltoid?</p>, <p>Where is the Latissimus Dorsi?</p>, <p>Function of Latissimus Dorsi?</p>, <p>Origin of Latissimus Dorsi?</p>, <p>Insertion and Innervation of Latissimus Dorsi?</p>, <p>Where is the Long Head of the Biceps Brachii</p>, <p>Where is the Pectoralis Major?</p>, <p>Function of the Pectoralis Major?</p>, <p>Origin of Pectoralis Major?</p>, <p>Insertion and Innervation of Pectoralis Major?</p>, <p>Where is the Pectoralis Minor?</p>, <p>Function of Pectoralis Minor?</p>, <p>Origin of Pectoralis Minor?</p>, <p>Insertion and Innervation of Pectoralis Minor?</p>, <p>Where is Serratus Anterior?</p>, <p>Function of Serratus Anterior?</p>, <p>Origin of Serratus Anterior?</p>, <p>Insertion and Innervation?</p>, <p>Where is the Short Head of Biceps Brachii</p>, <p>Where is the Subscapularis?</p>, <p>Function of Subscapularis?</p>, <p>Origin of Subscapularis?</p>, <p>Insertion and Innervation of Subscapularis?</p>, <p>What does the Rotator Cuff include?</p>, <p>What does the Rotator Cuff do?</p>, <p>Where is the Teres Major?</p>, <p>Function of Teres Major?</p>, <p>Origin of Teres Major?</p>, <p>Insertion and Innervation of Teres Major?</p>, <p>Where is the Trapezius?</p>, <p>Function of Trapezius?</p>, <p>Origin of Trapezius?</p>, <p>Insertion and Innervation of Trapezius?</p>, <p>The posterior view of the Deltoid</p>, <p>Where is the Infraspinatus?</p>, <p>Function of the Infraspinatus?</p>, <p>Origin of the Infraspinatus?</p>, <p>Insertion and Innervation of Infraspinatus?</p>, <p>Where is the Lateral Head of the Triceps Brachii</p>, <p>Function of the Lateral Head of the Triceps Brachii</p>, <p>Origin of the Lateral Head of the Triceps Brachii</p>, <p>Insertion and Innervation of the Lateral Head of the Triceps Brachii</p>, <p>Posterior View of the Latissimus Dorsi</p>, <p>Where is the Levator Scapulae?</p>, <p>Function of the Levator Scapulae?</p>, <p>Origin of the Levator Scapulae?</p>, <p>Insertion and Innervation of Levator Scapulae?</p>, <p>Where is the Long Head of the Triceps Brachii</p>, <p>Origin of Long Head of the Triceps Brachii</p>, <p>Insertion and Innervation of Long Head of the Triceps Brachii</p>, <p>Function of the Long Head of the Triceps Brachii</p>, <p>Where is the Medial Head of Triceps Brachii</p>, <p>Function of Medial Head of Triceps Brachii</p>, <p>Origin of Medial Head of Triceps Brachii</p>, <p>Insertion and Innervation of Medial Head of Triceps Brachii</p>, <p>Where is the Rhomboid Major?</p>, <p>Function of the Rhomboid Major?</p>, <p>Origin of the Rhomboid Major?</p>, <p>Insertion and Innervation of the Rhomboid Major?</p>, <p>Where is the Rhomboid Minor?</p>, <p>Function of the Rhomboid Minor?</p>, <p>Origin of the Rhomboid Minor?</p>, <p>Insertion and Innervation of the Rhomboid Minor?</p>, <p>Where is the Supraspinatus?</p>, <p>Function of the Supraspinatus?</p>, <p>Origin of the Supraspinatus?</p>, <p>Insertion and Innervation of the Supraspinatus?</p>, <p>Posterior View of the Teres Major?</p>, <p>Posterior View of the Teres Minor?</p>, <p>Posterior View of the Trapezius</p>, <p>Full view of the Triceps Brachii</p> flashcards
KN 251 Ch. 11 Shoulder & Arm

KN 251 Ch. 11 Shoulder & Arm

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  • Where is the Biceps Brachii?

  • Function of Biceps Brachii

    Supination of forearm

    Flexion of forearm

    Flexion of arm (weak)

  • Origin of Biceps Brachii?

    Long head: scapula (supraglenoid tubercle)

    Short head: scapula (coracoid process)

  • Insertion and Innervation of Biceps Brachii?

    Tendon: radius (tuberosity)

    Aponeurosis: deep fascia (proximal medial forearm)

    Musculocutaneous nerve

  • Where is the Brachialis?

  • Function of the Brachialis?

    Flexion of forearm

  • Origin of Brachialis?

    Humerus (anterior distal shaft)

  • Insertion and Innervation of Brachialis?

    Ulna (tuberosity)

    Musculocutaneous nerve

  • Where is the Brachioradialis?

  • Function of Brachioradialis?

    Flexion of forearm

    Assists in pronation of forearm (when supinated)

    Assists in supination of forearm (when pronated)

  • Origin of Brachioradialis?

    Humerus (lateral distal shaft)

  • Insertion and Innervation of Brachioradialis?

    Radius (styloid process)

    Radial Nerve

  • Where is the Coracobrachialis?

  • Function of Coracobrachialis?

    Adduction of arm

    Flexion of arm

  • Origin of Coracobrachialis?

    Scapula (coracoid process)

  • Insertion and Innervation of Coracobrachialis?

    Humerus (medial mid-shaft)

    Musculocutaneous nerve

  • Where is the Deltoid?

  • Function of the Deltoid?

    Anterior part: flexion and medial rotation of arm

    Lateral part: abduction of arm

    Posterior part: extension and lateral rotation of arm

  • Origin of Deltoid?

    Anterior part: clavicle (lateral 1/3)

    Lateral part: scapula (acromion)

    Posterior part: scapula (spine)

  • Insertion and Innervation of Deltoid?

    Humerus (deltoid tuberosity)

    Axillary nerve

  • Where is the Latissimus Dorsi?

  • Function of Latissimus Dorsi?

    Adduction of arm

    Extension of arm

    Medial rotation of arm

  • Origin of Latissimus Dorsi?

    Sacral and lumbar spines via thoracolumbar fascia

    Ilium (iliac crest) via thoracolumbar fascia

    Ribs (lower four)

    Spinous processes of T6-12 vertebrae

    Scapula (inferior angle)

  • Insertion and Innervation of Latissimus Dorsi?

    Humerus (floor of intertubercular sulcus)

    Thoracodorsal nerve

  • Where is the Long Head of the Biceps Brachii

  • Where is the Pectoralis Major?

  • Function of the Pectoralis Major?

    Adduction of arm

    Medial rotation of arm

    Clavicular head: flexion of arm

    Sternocostal head: extension of arm (from flexed position)

  • Origin of Pectoralis Major?

    Clavicular head: clavicle (medial part)

    Sternocostal head: sternum, costal cartilages 1-6, and aponeurosis of external abdominal oblique muscle

  • Insertion and Innervation of Pectoralis Major?

    Humerus (lateral lip of intertubercular sulcus)

    Lateral pectoral nerve (C5-7)

    Medial pectoral nerve (C8-T1)

  • Where is the Pectoralis Minor?

  • Function of Pectoralis Minor?

    Stabilizes scapula (holds it against thoracic wall)

    Protraction (abduction) of scapula (assists serratus anterior)

    Lateral rotation of scapula (e.g., depresses the acromion)

  • Origin of Pectoralis Minor?

    Ribs 3-5

  • Insertion and Innervation of Pectoralis Minor?

    Scapula (coracoid process)

    Medial and lateral pectoral nerves

  • Where is Serratus Anterior?

  • Function of Serratus Anterior?

    Protraction (abduction) of scapula

    Superior rotation of scapula (directs glenoid cavity superiorly)

    Stabilizes scapula (holds it against thoracic wall)

    Serratus anterior is a prime mover in all reaching and pushing movements

  • Origin of Serratus Anterior?

    Ribs 1-9

  • Insertion and Innervation?

    Scapula (medial border)

    Long thoracic nerve

  • Where is the Short Head of Biceps Brachii

  • Where is the Subscapularis?

  • Function of Subscapularis?

    Medial rotation of arm

    Holds head of humerus in glenoid cavity

  • Origin of Subscapularis?

    Scapula (subscapular fossa)

  • Insertion and Innervation of Subscapularis?

    Humerus (lesser tubercle)

    Upper and lower subscapular nerves

  • What does the Rotator Cuff include?

    Rotator cuff muscles include supraspinatus, infraspinatus, teres minor, and subscapularis muscles

  • What does the Rotator Cuff do?

    Rotator cuff muscles stabilize glenohumeral joint by holding humeral head in glenoid cavity

  • Where is the Teres Major?

  • Function of Teres Major?

    Medial rotation of arm

    Adduction of arm

    Extension of arm

  • Origin of Teres Major?

    Scapula (inferior angle and lateral border)

  • Insertion and Innervation of Teres Major?

    Humerus (medial lip of intertubercular sulcus)

    Lower subscapular nerve

  • Where is the Trapezius?

  • Function of Trapezius?

    Superior fibers: elevation of scapula; superior rotation of scapula (glenoid cavity directed superiorly)

    Middle fibers: retraction (adduction) of scapula

    Inferior fibers: depression of scapula

  • Origin of Trapezius?

    Occipital bone (superior nuchal line)

    Nuchal ligament

    Vertebra prominens (spinous process of C7 vertebra)

    Spinous processes of T1-12 vertebrae

  • Insertion and Innervation of Trapezius?

    Clavicle (lateral)

    Scapula (spine and acromion)

    Accessory nerve (CN XI)

  • The posterior view of the Deltoid

  • Where is the Infraspinatus?

  • Function of the Infraspinatus?

    Lateral rotation of arm

    Holds head of humerus in glenoid cavity

  • Origin of the Infraspinatus?

    Scapula (infraspinous fossa)

  • Insertion and Innervation of Infraspinatus?

    Humerus (greater tubercle)

    Suprascapular nerve

  • Where is the Lateral Head of the Triceps Brachii

  • Function of the Lateral Head of the Triceps Brachii

    Extension of Forearm

  • Origin of the Lateral Head of the Triceps Brachii

    Humerus (shaft, proximal to radial groove)

  • Insertion and Innervation of the Lateral Head of the Triceps Brachii

    Ulna (olecranon)

    Radial nerve

  • Posterior View of the Latissimus Dorsi

  • Where is the Levator Scapulae?

  • Function of the Levator Scapulae?

    Elevation of scapula (e.g., shrugging shoulders)

    Inferior rotation of scapula (directing glenoid fossa inferiorly)

    Lateral flexion of neck (when scapula fixed)

  • Origin of the Levator Scapulae?

    Transverse processes of C1-4 vertebrae

  • Insertion and Innervation of Levator Scapulae?

    Scapula (superior angle and medial border)

    Dorsal scapular nerve

    Ventral rami of C3-4 spinal nerves

  • Where is the Long Head of the Triceps Brachii

  • Origin of Long Head of the Triceps Brachii

    Scapula (infraglenoid tubercle)

  • Insertion and Innervation of Long Head of the Triceps Brachii

    Ulna (olecranon)

    Radial nerve

  • Function of the Long Head of the Triceps Brachii

    Extension of forearm

    Extension of arm

  • Where is the Medial Head of Triceps Brachii

  • Function of Medial Head of Triceps Brachii

    Extension of forearm

  • Origin of Medial Head of Triceps Brachii

    Humerus (shaft, distal to radial groove)

  • Insertion and Innervation of Medial Head of Triceps Brachii

    Ulna (olecranon)

    Radial nerve

  • Where is the Rhomboid Major?

  • Function of the Rhomboid Major?

    Retraction (adduction) of scapula

    Elevation of scapula

  • Origin of the Rhomboid Major?

    Spinous processes of T2-5 vertebrae

  • Insertion and Innervation of the Rhomboid Major?

    Scapula (medial border)

    Dorsal scapular nerve

  • Where is the Rhomboid Minor?

  • Function of the Rhomboid Minor?

    Retraction (adduction) of scapula

    Elevation of scapula

  • Origin of the Rhomboid Minor?

    Spinous processes of C7-T1 vertebrae

  • Insertion and Innervation of the Rhomboid Minor?

    Scapula (medial border)

    Dorsal scapular nerve

  • Where is the Supraspinatus?

  • Function of the Supraspinatus?

    Abduction of arm

    Holds head of humerus in glenoid cavity

  • Origin of the Supraspinatus?

    Scapula (supraspinous fossa)

  • Insertion and Innervation of the Supraspinatus?

    Humerus (greater tubercle)

    Suprascapular nerve

  • Posterior View of the Teres Major?

  • Posterior View of the Teres Minor?

  • Posterior View of the Trapezius

  • Full view of the Triceps Brachii