Lab Practical 1 Flashcards
Pectoralis Major
Origin: Sternum
Insertion: Greater Tubercle
Action: Adduct Humerus
Nerve Supple: Medial Pectoral Nerve and Lateral Pectoral Nerve
Pectoralis Minor:
Origin: Ribs 3-5
Insertion: Coracoid Process of Scapula
Action: Protraction of Scapula
Nerve Supply: Medial Pectoral Nerve
Subclavius:
Origin: 1st Rib
Insertion: Subclavian Groove of Clavicle
Action: Moves Clavicle Medially
Nerve Supply: Nerve to the Subclavius
Trapezius:
Origin: Spines of C7-T12 Insertion: Clavicle Action: Stabilize Scapula Nerve Supply: Motor: Spinal Accessory Nerve Sensory: C3 and C4
Rhomboid Major:
Origin: Spines of Upper Thoracics
Insertion: Vertebral Border of Scapula
Action: Stabilize Scapula
Nerve Supply: Dorsal Scapular Nerve
Rhomboid Minor:
Origin: Spines of C7 and T1
Insertion: Vertebral Border of Scapula
Action: Stabilize Scapula
Nerve Supply: Dorsal Scapular Nerve
Levator Scapula:
Origin: Transverse Processes of Upper Cervical Vertebrae
Insertion: Superior Angle of Scapula
Action: Elevate Scapula
Nerve Supply: Dorsal Scapular Nerve
Latissimus Dorsi:
Origin: Lower Ribs
Insertion: Intertubercular Groove
Action: Forced Expiration
Nerve Supply: Thoracodorsal
Serratus Anterior:
Origin: Upper 8 or 9 Ribs
Insertion: Vertebral Border of Scapula
Action: Protraction of Scapula
Nerve Supply: Long Thoracic
Deltoid:
Origin: Acromion Process of Scapula
Insertion: Deltoid Tuberosity of Humerus
Action: Abduct Arm
Innervation: Axillary Nerve
Supraspinatus:
Origin: Supraspinous Process of Scapula
Insertion: Greater Tuberosity of Humerus
Action: Stabilize Shoulder Joint
Innervation: Suprascapular Nerve
Infraspinatus:
Origin: Infraspinatus Fossa of Scapula
Insertion: Greater Tuberosity of Humerus
Action: Stabilize Shoulder Joint
Innervation: Suprascapular Nerve
Subscapularis:
Origin: Subscapular Fossa of Scapula
Insertion: Lesser Tuberosity of Humerus
Action: Stabilize Shoulder Joint
Innervation: Upper and Lower Subscapular Nerve
Teres Major:
Origin: Inferior Angle of Scapula
Insertion: Intertubercular Groove
Action: Stabilize shoulder Joint
Innervation: Lower Subscapular Nerve
Teres Minor:
Origin: Axillary Border of Scapula
Insertion: Greater Tuberosity of Humerus
Action: Stabilize Shoulder Joint
Innervation: Axillary Nerve
Biceps Brachii:
Origin: Short Head - Coracoid Process of Scapula / Long Head - Supraglenoid Tubercle of Scapula
Insertion: Shaft of Ulna
Action: Flexion of Forearm
Innervation: Musculocutaneous Nerve
Coracobrachialis:
Origin: Coracoid Process of Scapula
Insertion: Shaft of Humerus
Action: Flexion of Arm
Innervation: Musculocutaneous Nerve
Brachialis:
Origin: Shaft of Humerus
Insertion: Ulnar Tuberosity of Ulna
Action: Flexes Forearm
Innervation: Musculocutaneous Nerve
Triceps Brachii:
Origin: Long Head - Onfraglenoid Tubercle of Scapula / Lateral Head - Shaft of Humerus / Medial Head - Shaft of Humerus
Insertion: Olecranon Process
Action: Extension of Forearm
Innervation: Radial Nerve
Pronator Teres:
Origin: Medial Epicondyle of Humerus
Insertion: Pronator Ridge of Radius
Action: Pronates Forearm at SUPERIOR radial-ulnar joint
Innervation: Median Nerve
Flexor Carpi Radialis:
Origin: Medial Epicondyle of Humerus
Insertion: 2nd and 3rd Metacarpal
Action: Flexion of Hand at Wrist
Innervation: Median Nerve
Palmaris Longus:
Origin: Medial Epicondyle of Humerus
Insertion: Palmer Aponeurosis
Action: Flexion of Hand at Wrist
Innervation: Median Nerve
Flexor Carpi Ulnaris:
Origin: Medial Epicondyle of Humerus
Insertion: 5th Metacarpal
Action: Flexion of Hand at Wrist
Innervation: Ulnar Nerver
Flexor Digitorum Superficialis:
Origin: Medial Epicondyle of Humerus
Insertion: Middle Phalanges of Digits 2-5
Action: Flexion of Hand
Innervation: Median Nerve
Flexor Digitorum Profundus:
Origin: Shaft of Ulna
Insertion: Distal Phalanges of Digits 2-5
Action: Flexion of Hand
Innervation: Ulnar Nerve and Median Nerve
Flexor Pollicis Longus:
Origin: Shaft of Radius
Insertion: Distal Phalanx of Digit 1
Action: Flexion of Digit 1 at IP Joint
Innervation: Median Nerve
Pronator Quadratus:
Origin: Shaft of Ulna
Insertion: Shaft of Radius
Action: Pronation of Forearm at INFERIOR radial-ulnar joint
Innervation: Median Nerve
Brachioradialis:
Origin: Lateral Supracondylar Ridge of Humerus
Insertion: Styloid Process of Radius
Action: Flex Forearm
Innervation: Radial Nerve
Extensor Carpi Radialis Longus:
Origin: Lateral Epicondyle of Humerus
Insertion: 2nd Metacarpal
Action: Extend Hand
Innervation: Radial Nerve
Extensor Carpi Radialis Brevis:
Origin: Lateral Epicondyle of Humerus
Insertion: 3rd Metacarpal
Action: Extend Hand
Innervation: Radial Nerve
Extensor Digitorum Maximus:
Origin: Lateral Epicondyle of Humerus
Insertion: Middle Phalanges of Digits 2-5
Action: Extend Hand
Innervation: Radial Nerve
Extensor Digiti Minimi:
Origin: Lateral Epicondyle of Humerus
Insertion: Proximal Phalanx of Digit 5
Action: Extend Digit 5
Innervation: Radial Nerve
Extensor Carpi Ulnaris:
Origin: Lateral Epicondyle of Humerus
Insertion: 5th Metacarpal
Action: Extend Hand
Innervation: Radial Nerve
Supinator:
Origin: Lateral Epicondyle of Humerus
Insertion: Shaft of Radius
Action: Supinates Forearm
Innervation: Radial Nerve
Abductor Pollicis Longus:
Origin: Shaft of Ulna and Radius
Insertion: 1st Metacarpal
Action: Extend Digit 1
Innervation: Radial Nerve
Extensor Pollicis Brevis:
Origin: Shaft of Radius
Insertion: Proximal Phalanx of Digit 1
Action: Extends Digit 1 at MP Joint
Innervation: Radial Nerve
Extensor Pollicis Longus:
Origin: Shaft of Ulna
Insertion: Distal Phalanx of Digit 1
Action: Extends Digit 1 at IP Joint
Innervation: Radial Nerve
Extensor Indicis:
Origin: Shaft of Ulna
Insertion: Proximal Phalanx of Digit 2
Action: Extends Digit 2
Innervation: Radial Nerve
Anconeus:
Origin: Lateral Epicondyle of Humerus
Insertion: Olecranon Process
Action: Extends Forearm
Innervation: Radial Nerve
Abductor Pollicis Brevis:
Origin: Trapezium
Insertion: Proximal Phalanx of Digit 1
Action: Abduct Digit 1 at MP Joint
Innervation: Median Nerve
Opponens Pollicis:
Origin: Trapezium
Insertion: 1st Metacarpal
Action: Medially Rotate 1st Metacarpal
Innervation: Median Nerve
Flexor Pollicis Brevis:
Origin: Trapezium
Insertion: Proximal Phalanx of Digit 1
Action: Flex Digit 1 and MP Joint
Innervation: Ulnar Nerve and Median Nerve
Adductor Pollicis:
Origin: Trapezoid
Insertion: Proximal Phalanx of Digit 1
Action: Adduct Digit 1
Innervation: Ulnar Nerve
Abductor Digiti Minimi:
Origin: Pisiform
Insertion: Proximal Phalanx of Digit 1
Action: Abduct Digit 5
Innervation: Ulnar Nerve
Flexor Digiti Minimi:
Origin: Hamate
Insertion: Proximal Phalanx of Digit 5
Action: Flex Digit 5 at MP Joint
Innervation: Ulnar Nerve
Opponens Digiti Minimi:
Origin: Hamate
Insertion: 5th Metacarpal
Action: Laterally Rotate 5th Metacarpal
Innervation: Ulnar Nerve
Lumbricales:
Origin: Tendons of Flexor Digitorum Profundus
Insertion: Tendons of Extensor Digitorum
Action: Flex MP Joints
Innervation: 1st/2nd - Median Nerve… 3rd/4th - Ulnar Nerve
Dorsal Interossei:
Origin: 2nd, 3rd, 4th Metacarpals
Insertion: Proximal Phalanx of Digits 2-4
Action: Flex MP Joints
Innervation: Ulnar Nerve
Palmar Interossei:
Origin: 2nd, 3rd, 4th, 5th Metacarpals
Insertion: Proximal Phalanx of Digits 2, 4, 5
Action: Flex MP Joints
Innervation: Ulnar Nerve