Upper limb Flashcards
Cram
Supraspinatus
Origin - Supraspinous fossa
Insertion - Greater tubercle of humerus
Nerve - Subscapular nerve C5, C6
Action - Shoulder abduction
Infraspinatus
Origin - Infraspinous fossa
Insertion - Greater tubercle of humerus
Nerve - Subscapular nerve C5, C6
Action - Lateral rotation
Teres minor
Origin - Lateral border of scapula
Insertion - Greater tubercle of humerus
Nerve - Axillary nerve C5, C6, C7
Action - Lateral rotation
Subscapularis
Origin - Subscapular fossa
Insertion - lesser tubercle
Nerve - Scapular nerve (C5, C6, C7)
Action - medial rotation
Pectoralis major
Origin - 3rd to 5th rib
Insertion - Coracoid process of scapula
Nerve - Pectoral nerve (C8 - T1)
Action - Stabilises scapula
Subclavius
Origin - First rib
Insertion - middle of clavicle
Nerve - Brachial plexus C5-C6
Action - Depresses clavicle
Serratus anterior
Origin - 1-8 ribs
Insertion - medial border of scapula
Nerve - Thoracic nerve C5-C7
Action - Protracts scapula
Bicep brachii
Origin - Short head: coracoid process of scapula Long head: tubercle of scapula Insertion - Radial tuberosity Nerve - Musculocutaneous nerve Action - Elbow flexion
Brachialis
Origin - Anterior surface of humerus
Insertion - coronoid process
Nerve - musculocutaneous nerve
Action - elbow flexion
Coracobrachialis
Origin - Coracoid process of scapula
Insertion - medial surface of humerus
Nerve - musculocutaneous nerve
Action - shoulder flexion
Tricep brachii
Origin -
Long head: tubercle of scapula
Lateral head: posterior surface of humerus
Medial head: posterior surface of humerus
Insertion - olecranon of ulna
Nerve - radial nerve C6, C7, C8
Action - elbow extension
Pectoralis major
Origin - Sternocostal head - sternum Clavicular head - medial surface of clavicle Insertion - groove of humerus Nerve - Pectoral nerve C2, C3, C4 Action - Adduction, flexion, rotation
Trapezius
Origin - Superior nuchal line, spinous process of C7 to T12
Insertion - Clavicle, acromion
Nerve - Accessory nerve C2, C3, C4
Action - Elevation of clavicle, rotation
Lattimus dorsi
Origin - Thoracic vertebrae, iliac crest
Insertion - groove of humerus
Nerve - Thoracodorsal nerve (C6, C7, C8)
Action - Shoulder extension, adduction
Levator scapulae
Origin - TVPs of C1-C4
Insertion - medial border of scapula
Nerve - Scapular nerve
Action - elevates scapula
Rhomboid
Origin - Minor - Spinous process of C7-T1 Major - T2 to T5 Insertion - Medial border of scapula Nerve - Scapular nerve Action - Scapula retraction
Deltoid
Origin - Clavicle, acromion, spine of scapula
Insertion - Tuberosity of humerus
Nerve - Axillary nerve C5, C6
Action - Flexion, extension, abduction
Pronator teres
Origin - Humeral head - medial epicondyle Ulnar head - coronoid process of ulna Insertion - Lateral surface of ulna Nerve - median nerve (C6, C7) Action - Flexes elbow
Flexor carpi radialis
Origin - Medial epicondyle
Insertion - 2nd metacarpal
Nerve - median nerve (c6, c7)
Action - flexes wrist
Palmaris longus
Origin - Medial epicondyle
Insertion - Flexor retinaculum
Nerve - median nerve C6, C7
Action - Flexes wrist
Flexor carpi ulnaris
Origin - Medial epicondyle
Insertion - Pisiform
Nerve - Ulnar nerve
Action - Flexes wrist
Flexor digitorum superficialis
Origin - Medial epicondyle
Insertion - Phalanges
Nerve - Median nerve
Action - Flexes digits
Flexor digitorum profundus
Origin - Medial surface of ulna
Insertion - Phalanges
Nerve - Ulnar and median nerve
Action - Flexion of wrist
Flexor pollicis longus
Origin - Radius
Insertion - Thumb
Nerve - Interosseous nerve
Action - Interphalangeal joint
Pronator quadratus
Origin - distal Ulna
Insertion - Distal radius
Nerve - Interosseous joint
Action - pronates forearm
Iliacus
Origin - Iliac crest, iliac fossa
Insertion - Lesser trochanter of femur
Nerve - Femoral nerve (L2, L3)
Action - Hip flexion
Psoas major
Origin - TVPs
Insertion - Lesser trochanter
Nerve - Lumbar nerves L1, L2, L3
Action - Hip flexion
Psoas minor
Origin - Vertebral discs T12-L1
Insertion - Pectineal line
Nerve - Lumbar nerves L2, L3
Action - Flexes lumbar spine
Sartorius
Origin - Iliac spine
Insertion - Medial surface of tibia
Nerve - Femoral nerve L2, L3
Action - Flexes, abducts
Rectus femoris - quads
Origin - inferior iliac spine
Insertion - Base of patella
Nerve - Femoral nerve L2, L4
Action - Knee extension
Vastus lateralis
Origin - Greater trochanter
Insertion - Base of patella
Nerve - Femoral nerve
Action - Knee extension
Vastus intermedius
Origin - Surface of humerus
Insertion - Base of patella
Nerve - Femoral nerve L2, L4
Action - Knee extension
Vastus medialis
Origin - Intertrochanteric line
Insertion - Base of patella
Nerve - Femoral nerve L2, L4
Action - Knee extension
Gluteus maximus
Origin - Iliac crest, sacrum
Insertion - Iliotibial tract
Nerve - Gluteal nerve L5, S2
Action - Leg extension
Glute medius
Origin - Ilium
Insertion - Greater trochantor
Nerve - Gluteal nerve L5, S1
Action - Medial rotation
Glute minimus
Origin - Ilium
Insertion - Greater trochanter
Nerve - Gluteal nerve L5, S1
Action - Leg extension
Semitendinous
Origin - Ischial tuberosity
Insertion - tibia
Nerve - Sciatic nerve (L5, S2
Action - Leg extension
Semimembranous
Origin - Ischial tuberosity
Insertion - Medial epicondyle of tibia
Nerve - Sciatic nerve L5, S2
Action - Leg extension
Bicep femoris
Origin - Ischial tuberosity
Insertion - Head of humerus
Nerve - Sciatic nerve
Action - Leg extension
Gastrocnemius
Origin - lateral condyle of femur
Insertion - surface of femur
Nerve - Tibial nerve
Action - Plantar flexion
Soleus
Origin - Head of fibula
Insertion - Surface of calcaneus
Nerve - Tibial nerve
Action - Plantar flexion
