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PT 514 Anatomy > Muscle Chart U.E. > Flashcards

Muscle Chart U.E. Flashcards

1
Q

Trapezius II (Descending)

A

Origin:
-Lower Cervical C4-C7 Spinous Processes

Insertion:
-Acromion

Action:

  • Scapula Upward Rotation
  • Scapular Elevation
  • Scapular Adduction/Retract
  • Ipsilateral Lat Flex Cervical Spine
  • Contralateral Rotation Cervical Spine

Innervation:

  • Cranial Nerve XI (accessory Nerve)
  • Ventral Rami C2-c4
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2
Q

Trapezius III (Transverse)

A

Origin:
-Upper Thoracic T1-T4 Spinous Processes

Insertion:
-Scapular Spine

Action:
-Scapular Add/Retract

Innervation:

  • Cranial Nerve XI Accessory Nerve
  • Ventral Rami C2-C4
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3
Q

Trapezius 1 (Descending)

A

Origin:

  • Occipital Bone
  • Upper Cervical C1-C3 Spinous Processes

Insertion:
-Lateral Clavicle

Action:

  • Scapula Upward Rotation
  • Scapular Elevation
  • Scapular Adduct/Retraction
  • Ipsi-Laterally Laterally Flex Cervical Spine
  • Contra-laterally Rotate Cervical Spine

Innervation:

  • Cranial Nerve XI (Accessory Nerve)
  • Ventral rami C2-C4
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4
Q

Trapezius IV (Ascending)

A

Origin:
-Lower Thoracic T5-T12 SP

Insertion:
-Medial Scapular Spine

Action:

  • Up Rotate Scapula
  • Depress Scapula
  • Add/Retract Scapula

Innervation:

  • Cranial Nerve XI (Accessory Nerve)
  • Ventral Rami C2-C4
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5
Q

What is the innervation of all the Trapezius Muscles?

A
  • Cranial Nerve XI (Accessory Nerve)

- Ventral Rami C2-C4

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6
Q

What muscles are innervated by the Dorsal Scapular Nerve?

A
  • Rhomboid Major
  • Rhomboid Minor
  • Levator Scapulae
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7
Q

Rhomboid Major

A

Origin:
-Upper Thoracic Spine T1-T4 SP

Insertion:
-Medial Border Scapula below Scapular Spine

Action:

  • Add/Retract Scapula
  • Elevate Scapula
  • Downwardly rotate Scapula

Innervation:
-Dorsal Scapular Nerve

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8
Q

Rhomboid Minor

A

Origin:
-Lower Cervical C6-C7 SP

Insertion:
-Medial border Scapula Above Scapular Spine

Action:

  • Add/Retract Scapula
  • Elevate Scapula
  • Down Rotate Scapula

Innervation:
-Dorsal Scapular Nerve

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9
Q

Levator Scapulae

A

Origin:
-Upper cervical C1-C4 Transverse Processes

Insertion:
-Superior Angle Scapula

Action:

  • Elevate Scapula
  • Down Rotate Scapula

Innervation:
-Dorsal Scapular Nerve

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10
Q

Sternocleidomastoid

A

Origin:

  • Manubrium
  • Medial Clavicle

Insertion:
-Mastoid Process Superior Nuchal Line

Action:

  • Ipsilateral Lat Flex Cervical Spine
  • Contralateral Rotation Cervical Spine
  • Extension (Bilateral)

Innervation:

  • Cranial Nerve XI (Accessory Nerve)
  • Ventral Rami C1-C2
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11
Q

Subclavius

A

Origin:
-Superior Surface 1st Rib

Insertion:
-Inferior, Lateral Surface of Clavicle

Action:
-Stabilize Clavicle

Innervation:
-Nerve to Subclavius

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12
Q

Pectoralis Minor

A

Origin:
-Anterior Surface Ribs 3-5

Insertion:
-Coracoid Process Scapula

Action:

  • Anteriorly Tip Scapula
  • Abduct Protract Scapula
  • Down rotate Scapula
  • Depress Scapula

Innervation:

  • Medial Pectoral Nerve
  • Lateral Pectoral Nerves
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13
Q

Serratus Anterior Superior

A

Origin:
-Lateral Surface Ribs 1-5

Insertion:
-Medial Border Scapula Superior Angle

Action:

  • ABD/Protract Scapula
  • Down Rotate
  • Stabilize Medial Border
  • Elevate Scapula

Innervation:
-Long Thoracic Nerve

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14
Q

Serratus Anterior Inferior

A

Origin:
-Lateral Surface Ribs 5-9

Insertion:
-Medial border Scapula Inferior Angle

Action:

  • ABD/Protract Scapula
  • Up Rotate
  • Stabilize Medial border
  • Depress Scapula

Innervation:
-Long Thoracic Nerve

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15
Q

Supraspinatus

A

Origin:
-Supraspinous Fossa

Insertion:
-Greater Tuberosity Humerus

Action:

  • ABD GH Joint
  • Externally Rotate GH Joint

Innervation:
-suprascapular Nerve

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16
Q

Infraspinatus

A

Origin:
-Infraspinous Fossa

Insertion:
-Greater Tuberosity of Humerus

Action:

  • ER GH Joint
  • Horzontally ABD GH

Innervation:
-Suprascapular Nerve

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17
Q

Teres Minor:

A

Origin:
-Lateral border of Scapula

Insertion:
-Greater Tuberosity Humerus

Action:

  • ER GH
  • Horizontally ABD GH
  • ADD GH

Innervation:
-Axillary Nerve

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18
Q

Subscapularis

A

Origin:
-Subscapular Fossa Scapula

Insertion:
-Lesser Tuberosity Humerus

Action:

  • IR GH
  • Horizontal ADD GH

Innervation:

  • Upper Subscapular Nerve
  • Lower Subscapular Nerve
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19
Q

Anterior Deltoid

A

Origin:
-Lateral Clavicle

Insertion:
-Deltoid Tuberosity Humerus

Action:

  • ADD GH 60°
  • Flex GH
  • IR GH
  • Horiz ADD GH

Innervation:
-Axillary Nerve

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20
Q

Middle Deltoid

A

Origin:
-Acromion

Insertion:
-Deltoid Tuberosity Humerus

Action:
-ABD GH

Innervation:
-Axillary Nerve

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21
Q

Posterior Deltoid

A

Origin:
-Scapular Spine

Insertion:
-Deltoid Tuberosity Humerus

Actions:

  • ADD GH 60°
  • Extend GH
  • ER GH
  • Horiz ABD GH

Innervation:
-Axillary Nerve

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22
Q

Latissimus Dorsi

A

Origin:

  • Lower Thoracic Spine T7-T12 SP
  • Thoracolumbar Fascia
  • Posterior Iliac Crest
  • Ribs 9-12
  • Inferior Angle Scapula

Insertion:
-Medial border Bicipital Groove

Action:

  • ADD GH
  • EXT GH
  • IR GH
  • Horiz ABD GH
  • Retract Scapula
  • Down rotate Scapula
  • Depress Scapula

Innervation:
-Thoracodorsal Nerve

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23
Q

Teres Major

A

Origin:
-Inferior Angle Scapula

Insertion:
-Medial Border Bicipital Groove

Action:

  • ADD GH
  • EXT GH
  • IR GH
  • Horiz ABD GH

Innervation:
-Lower Subscapular Nerve

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24
Q

Pectoralis Major (Clavicular)

A

Origin:
-Medial Clavicle

Insertion:
-Lateral Border Bicipital Groove

Action:

  • IR GH
  • Flex GH
  • Horiz Add GH
  • ADD GH
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25
Pectoralis Major (Sternal)
Origin: - Sternum - Costal Cartilage of Ribs 2-6 Insertion: -Lateral Border Bicipital Groove Action: - Ext GH if >30° - Flex GH
26
Coracobrachialis
Origin: -Coracoid Process Scapla Insertion: -Medial Humerus Action: - Flex GH - ADD GH - IR GH - Horiz ADD GH Innervation: -Musculocutaneous Nerve
27
Triceps Brachii: Long Head
Origin: -Infraglenoid Tubercle Scapula Insertion: -Olecranon Action: - Ext Elbow - Ext GH - ADD GH Innervation: -Radial Nerve
28
Triceps Brachii: Medial Head
Origin: -Distal Posterior Surface Humerus Insertion: -Olecranon Action: -EXT Elbow Innervation: -Radial Nerve
29
Triceps Brachii: Lateral Head
Origin: -Proximal Posterior surface Humerus Insertion: -Olecranon Action: -Ext Elbow Innervation: -Radial Nerve
30
Anconeus
Origin: -Lateral Epicondyle Humerus Insertion: -Olecranon Action: -Ext Elbow Innervation: -Radial Nerve
31
Coracobrachialis
Origin: -Coracoid Process Scapula Insertion: -Medial Humerus Action: - Flex GH - ADD GH - IR GH - Horiz ADD GH Innervation: -Musculocutaneous Nerve
32
Brachialis
Origin: -Distal Anterior Humerus Insertion: -Ulnar Tuberosity Action: -Flex Elbow Innervation: -Musculocutaneous Nerve
33
Biceps Brachii: Long Head
Origin: -Supraglenoid Tubercle Scapula Insertion: -Radial Tuberosity Action: - Flex Elbow - Supinate Radio-ulnar Joint - Flex GH - ABD GH - IR GH Innervation: -Musculocutanous Nerve
34
Biceps Brachii: Short Head
Origin: -coracoid Process Scapula Insertion: -Radial Tuberosity Action: - Flex Elbow - Supinate Radio-Ulnar Joint - Flex GH - ABD GH - IR GH Innervation: -Musculocutaneous Nerve
35
Brachioradialis
Origin: -Lateral Supracondylar Ridge of Humerus Insertion: -Styloid Process Radius Action: - Flex Elbow - Pronate/Supinate RU Innervation: -Radial Nerve
36
Extensor Carpi Radialis Longus
Origin: -Lateral Supracondylar Ridge of Humerus Insertion: -Base of 2nd Metacarpal Action: - EXT & Radial Deviate Wrist - Flex Elbow Innervation: -Deep Radial Nerve
37
Extensor Carpi Radialis Brevis
Origin: -Lateral Epicondyle of Humerus Insertion: -Base of 3rd MC Action: - EXT & Radial Deviation Wrist - Flex Elbow Innervation: -Deep Radial Nerve
38
Supinator
Origin: - Lateral Epicondyle Humerus - Supinator Crest Ulna Insertion: -Lateral Radius Action: -Supinate RU Innervation: -Deep Radial Nerve
39
Extensor Digitorum
Origin: -Lateral Epicondyle Humerus Insertion: -Middle and Disstal Phalange 2-5 Action: - EXT & ABD 2-5 MCP and IPS - EXT Wrist Innervation: -Posterior Interosseous (Radial Nerve)
40
Extensor Digiti Minimi
Origin: -Lateral Epicondyle Humerus Insertion: -5th Middle and Distal Phalange Action: - EXT and ABD 5th MCP and IPS - EXT Wrist - Ulnar Deviation Innervation: -Posterior Interosseous (Radial Nerve)
41
Extensor Carpi Ulnaris
Origin: - Lateral Epicondyle Humerus - Posterior Ulna Insertion: -Base of 5th MC Action - Ext Wrist - Ulnar Deviation Wrist Innervation: -Posterior Interosseous (Radial Nerve)
42
Abductor Pollicis Longus
Origin: - Posterior Radius - Posterior Ulna - Interosseous Membrane Insertion: -Base of 1st MC Action: - ABD 1st Carpmetacarpal (CMC) - Radial Deviation Innervation: -Posterior Interosseous (Radial Nerve)
43
Extensor Pollicis Brevis
Origin: - Posterior Radius - Interosseous Membrane Insertion: -Base of 1st Proximal Phalanx Action: - EXT 1st CMC and MCP - Wrist EXT - Radial Deviation Innervation: -Posterior Interosseous (Radial Nerve)
44
Extensor Pollicis Longus
Origin: - Posterior Ulna - IO membrane Insertion: -Base of 1st Distal Phalanx Action: - EXT 1st CMC - EXT 1st MCP - EXT 1st IPS - ADD CMC - EXT Wrist - Radial Deviation Innervation: -Posterior Interosseous (Radial Nerve)
45
Extensor Indicis
Origin: - Posterior Ulna - IO Membrane Insertion: -2nd Middle and distal Phalanges Action: - EXT 2nd MCP - EXT 2nd PIP - EXT 2nd DIP - EXT Wrist Innervation: -Posterior Interosseous (Radial Nerve)
46
Pronator Teres
Origin: - Medial Epicondyle Humerus - Coronoid Process Ulna Insertion: -Lateral Surface of Radius Action: - Pronate RU Joint - Flex Elbow Innervation: -Median Nerve
47
Flexor Digitorum Superficialis
Origin: - Media Epicondyle Humerus - Coronoid Process Ulna Insertion: -Side of Middle Phalanges 2-5 Action: - Flex 2-5 MCP - Flex 2-5 PIPs - Flex Wrist - Flex Elbow Innervation: -Median Nerve
48
Flexor Carpi Radialis
Origin: -Medial Epicondyle Humerus Insertion: -Base of 2nd MC Action: - Flex Wrist - Radial Deviation Innervation: -Median Nerve
49
Flexor Carpi Ulnaris
Origin: - Medial Epicondyle Humerus - Olecranon Insertion: - Pisiform - Hook of Hamate Action: - Flex Wist - Ulnar Deviation Innervation: -Ulnar Nerveq
50
Palmaris Longus
Origin: -Medial Epicondyle Humerus Insertion: -Palmar Aponeurosis Action: - Flex Wrist - Tighten Palmar Aponeurosis - Flex Elbow Innervation: -Median Nerve
51
Flexor Digitorum Profundus
Origin: - Proximal Anterior Ulna - IO Membrane Insertion: -Distal Phalanges 2-5 Action: - Flex Wrist - Flex MCP 2-5 - Flex PIP 2-5 - Flex DIP 2-5 Innervation: - Digits 2+3: Anterior Interosseous (Median Nerve) - Digits 4+5: Ulnar Nerve
52
Flexor Pollicis Longus
Origin: - Anterior Radius - IO Membrane Insertion: -Distal 1st Phalanx Action: - Flex 1st CMC - Flex 1st MCP - Flex 1st IP - Flex Wrist - Radial Deviation Innervation: -Anterior Interosseous Membrane
53
Lumbricles
Origin: -Radial sides of Tendons of Flexor Digitorum Profundus Insertion: -Dorsal Digital Expansions 2-5 Action: - Abduct MCP 2-4 - Flex MCP 2-4 Innervation: - 1st & 2nd Lumbricles Median Nerve - 3rd and 4th lumbricles Deep Ulnar Nerve
54
Dorsal Interossei (1-4)
Origin: - By two heads from adjacent sides of the first through fifth metacarpals - First Interosseous: Ulnar side of the 2nd metacarpal - Second Interosseous: Radial side of the 4th metacarpal - Third Interosseous: Radial Side of the 5th metacarpal Insertion: - Base of the 2nd, 3rd, 4th proximal phalange - Dorsal Digital Expansion Action: - Abduct MCP 2-4 - Flex MCP 2-4 Innervation: -Deep Ulnar Nerve
55
Palmar Interossei
Origin: - By two heads from adjacent sides of the 1st through 5th metacarpals - 1st Interosseous: Ulnar side of the second metacarpals - 2nd Interosseous: Radial side of the fourth metacarpal - 3rd Interosseous: Radial side of the fifth metacarpal Insertion: - Base of the associated 2nd, 4th, and 5th proximal phalange - Dorsal digital expansions. Action: - Adduct MCP 2, 4, and 5 - Flex MCP 2, 4, and 5 Innervation: -Deep Ulnar Nerve
56
Abductor Pollicis Brevis
Origin: - Flexor Retinaculum - Scaphoid - Trapezium Insertion: -Base of 1st Proximal Phalanx Action: -Abduct thumb (1st CMC) Innervation: -Recurrent Median Nerve
57
Adductor Pollicis: Trasverse
Origin: -3rd MC Insertion: -Base of 1st Proximal Phalanx Action: - Adduct Thumb (1st CMC) - Flex 1st MCP (Opposition) Innervation: -Deep Ulnar Nerve
58
Adductor Pollicis: Oblique
Origin: - Base of 2nd MC - Capitate Insertion: -Base of 1st proximal Phalanx Action: - Adduct Thumb - Flex 1st MCP - Opposition Innervation: -Deep Ulnar Nerve
59
Flexor Pollicis Brevis
Origin: - Flexor Retinaculum - Capitate - Trapezium Insertion: -Base of 1st proximal phalanx Action: - Flex Thumb (1st CMC & MCP) - Opposition Innervation: -Recurrent Median (Ulnar)
60
Opponens Pollicis
Origin: -Pisiform Insertion: -Base of 5th proximal phalanx Action: - Abduct 5th MCP - Flex 5th MCP - Ext 5th IP Joints Innervation: -Recurrent Median
61
Abductor Digiti Minimi
Origin: -Pisiform Insertion: -Base of 5th Proximal Phalanx Action: - Abduct 5th MCP - Flex 5th MCP - Ext 5th IP Joint Innervation: -Deep Ulnar Nerve
62
Flexor Digiti Minimi
Origin: - Hook of Hamate - Flexor Retinaculum Insertion: -Base of 5th proximal phalanx Action: -Flex 5th MCP Innervation: -Deep Ulnar Nerve
63
Opponens Digiti Minimi
Origin: - Hook of Hamate - Flexor Retinaculum Insertion: -5th MC Action: -Opposition of 5th Digit MC Innervation: -Deep Ulnar Nerve
64
Palmaris Brevis
Origin: -Palmar Aponeurosis Insertion: -Skin of Hypothenar Eminence Action: -Tenses Skin of palm Innervation: -Superficial Ulnar Nerve
65
Ttrapizeius IV (4)
Origin: -Lower Thoracic T1-T4 SP Insertion: -Medial Scapular Spine Action: - Up Rotate Scapula - Depress Scapula - Add/Retract Scapula Innervation: - Cranial Nerve XI (Accessory Nerve) - Ventral Rami C2-C4
66
What is the innervation of all the Trapezius Muscles?
- Cranial Nerve XI (Accessory Nerve) | - Ventral Rami C2-C4
67
What muscles are innervated by the Dorsal Scapular Nerve?
- Rhomboid Major - Rhomboid Minor - Levator Scapulae
68
Rhomboid Major
Origin: -Upper Thoracic Spine T1-T4 SP Insertion: -Medial Border Scapula below Scapular Spine Action: - Add/Retract Scapula - Elevate Scapula - Downwardly rotate Scapula Innervation: -Dorsal Scapular Nerve
69
Rhomboid Minor
Origin: -Lower Cervical C6-C7 SP Insertion: -Medial border Scapula Above Scapular Spine Action: - Add/Retract Scapula - Elevate Scapula - Down Rotate Scapula Innervation: -Dorsal Scapular Nerve
70
Levator Scapulae
Origin: -Upper cervical C1-C4 Transverse Processes Insertion: -Superior Angle Scapula Action: - Elevate Scapula - Down Rotate Scapula Innervation: -Dorsal Scapular Nerve
71
Sternocleidomastoid
Origin: - Manubrium - Medial Clavicle Insertion: -Mastoid Process Superior Nuchal Line Action: - Ipsilateral Lat Flex Cervical Spine - Contralateral Rotation Cervical Spine - Extension (Bilateral) Innervation: - Cranial Nerve XI (Accessory Nerve) - Ventral Rami C1-C2
72
Subclavius
Origin: -Superior Surface 1st Rib Insertion: -Inferior, Lateral Surface of Clavicle Action: -Stabilize Clavicle Innervation: -Nerve to Subclavius
73
Pectoralis Minor
Origin: -Anterior Surface Ribs 3-5 Insertion: -Coracoid Process Scapula Action: - Anteriorly Tip Scapula - Abduct Protract Scapula - Down rotate Scapula - Depress Scapula Innervation: - Medial Pectoral Nerve - Lateral Pectoral Nerves
74
Serratus Anterior Superior
Origin: -Lateral Surface Ribs 1-5 Insertion: -Medial Border Scapula Superior Angle Action: - ABD/Protract Scapula - Down Rotate - Stabilize Medial Border - Elevate Scapula Innervation: -Long Thoracic Nerve
75
Serratus Anterior Inferior
Origin: -Lateral Surface Ribs 5-9 Insertion: -Medial border Scapula Inferior Angle Action: - ABD/Protract Scapula - Up Rotate - Stabilize Medial border - Depress Scapula Innervation: -Long Thoracic Nerve
76
Supraspinatus
Origin: -Supraspinous Fossa Insertion: -Greater Tuberosity Humerus Action: - ABD GH Joint - Externally Rotate GH Joint Innervation: -suprascapular Nerve
77
Infraspinatus
Origin: -Infraspinous Fossa Insertion: -Greater Tuberosity of Humerus Action: - ER GH Joint - Horzontally ABD GH Innervation: -Suprascapular Nerve
78
Teres Minor:
Origin: -Lateral border of Scapula Insertion: -Greater Tuberosity Humerus Action: - ER GH - Horizontally ABD GH - ADD GH Innervation: -Axillary Nerve
79
Subscapularis
Origin: -Subscapular Fossa Scapula Insertion: -Lesser Tuberosity Humerus Action: - IR GH - Horizontal ADD GH Innervation: - Upper Subscapular Nerve - Lower Subscapular Nerve
80
Anterior Deltoid
Origin: -Lateral Clavicle Insertion: -Deltoid Tuberosity Humerus Action: - ADD GH 60° - Flex GH - IR GH - Horiz ADD GH Innervation: -Axillary Nerve
81
Middle Deltoid
Origin: -Acromion Insertion: -Deltoid Tuberosity Humerus Action: -ABD GH Innervation: -Axillary Nerve
82
Posterior Deltoid
Origin: -Scapular Spine Insertion: -Deltoid Tuberosity Humerus Actions: - ADD GH 60° - Extend GH - ER GH - Horiz ABD GH Innervation: -Axillary Nerve
83
Latissimus Dorsi
Origin: - Lower Thoracic Spine T7-T12 SP - Thoracolumbar Fascia - Posterior Iliac Crest - Ribs 9-12 - Inferior Angle Scapula Insertion: -Medial border Bicipital Groove Action: - ADD GH - EXT GH - IR GH - Horiz ABD GH - Retract Scapula - Down rotate Scapula - Depress Scapula Innervation: -Thoracodorsal Nerve
84
Teres Major
Origin: -Inferior Angle Scapula Insertion: -Medial Border Bicipital Groove Action: - ADD GH - EXT GH - IR GH - Horiz ABD GH Innervation: -Lower Subscapular Nerve
85
Pectoralis Major (Clavicular)
Origin: -Medial Clavicle Insertion: -Lateral Border Bicipital Groove Action: - IR GH - Flex GH - Horiz Add GH - ADD GH
86
Pectoralis Major (Sternal)
Origin: - Sternum - Costal Cartilage of Ribs 2-6 Insertion: -Lateral Border Bicipital Groove Action: - Ext GH if >30° - Flex GH
87
Coracobrachialis
Origin: -Coracoid Process Scapla Insertion: -Medial Humerus Action: - Flex GH - ADD GH - IR GH - Horiz ADD GH Innervation: -Musculocutaneous Nerve
88
Triceps Brachii: Long Head
Origin: -Infraglenoid Tubercle Scapula Insertion: -Olecranon Action: - Ext Elbow - Ext GH - ADD GH Innervation: -Radial Nerve
89
Triceps Brachii: Medial Head
Origin: -Distal Posterior Surface Humerus Insertion: -Olecranon Action: -EXT Elbow Innervation: -Radial Nerve
90
Triceps Brachii: Lateral Head
Origin: -Proximal Posterior surface Humerus Insertion: -Olecranon Action: -Ext Elbow Innervation: -Radial Nerve
91
Anconeus
Origin: -Lateral Epicondyle Humerus Insertion: -Olecranon Action: -Ext Elbow Innervation: -Radial Nerve
92
Coracobrachialis
Origin: -Coracoid Process Scapula Insertion: -Medial Humerus Action: - Flex GH - ADD GH - IR GH - Horiz ADD GH Innervation: -Musculocutaneous Nerve
93
Brachialis
Origin: -Distal Anterior Humerus Insertion: -Ulnar Tuberosity Action: -Flex Elbow Innervation: -Musculocutaneous Nerve
94
Biceps Brachii: Long Head
Origin: -Supraglenoid Tubercle Scapula Insertion: -Radial Tuberosity Action: - Flex Elbow - Supinate Radio-ulnar Joint - Flex GH - ABD GH - IR GH Innervation: -Musculocutanous Nerve
95
Biceps Brachii: Short Head
Origin: -coracoid Process Scapula Insertion: -Radial Tuberosity Action: - Flex Elbow - Supinate Radio-Ulnar Joint - Flex GH - ABD GH - IR GH Innervation: -Musculocutaneous Nerve
96
Brachioradialis
Origin: -Lateral Supracondylar Ridge of Humerus Insertion: -Styloid Process Radius Action: - Flex Elbow - Pronate/Supinate RU Innervation: -Radial Nerve
97
Extensor Carpi Radialis Longus
Origin: -Lateral Supracondylar Ridge of Humerus Insertion: -Base of 2nd Metacarpal Action: - EXT & Radial Deviate Wrist - Flex Elbow Innervation: -Deep Radial Nerve
98
Extensor Carpi Radialis Brevis
Origin: -Lateral Epicondyle of Humerus Insertion: -Base of 3rd MC Action: - EXT & Radial Deviation Wrist - Flex Elbow Innervation: -Deep Radial Nerve
99
Supinator
Origin: - Lateral Epicondyle Humerus - Supinator Crest Ulna Insertion: -Lateral Radius Action: -Supinate RU Innervation: -Deep Radial Nerve
100
Extensor Digitorum
Origin: -Lateral Epicondyle Humerus Insertion: -Middle and Disstal Phalange 2-5 Action: - EXT & ABD 2-5 MCP and IPS - EXT Wrist Innervation: -Posterior Interosseous (Radial Nerve)
101
Extensor Digiti Minimi
Origin: -Lateral Epicondyle Humerus Insertion: -5th Middle and Distal Phalange Action: - EXT and ABD 5th MCP and IPS - EXT Wrist - Ulnar Deviation Innervation: -Posterior Interosseous (Radial Nerve)
102
Extensor Carpi Ulnaris
Origin: - Lateral Epicondyle Humerus - Posterior Ulna Insertion: -Base of 5th MC Action - Ext Wrist - Ulnar Deviation Wrist Innervation: -Posterior Interosseous (Radial Nerve)
103
Abductor Pollicis Longus
Origin: - Posterior Radius - Posterior Ulna - Interosseous Membrane Insertion: -Base of 1st MC Action: - ABD 1st Carpmetacarpal (CMC) - Radial Deviation Innervation: -Posterior Interosseous (Radial Nerve)
104
Extensor Pollicis Brevis
Origin: - Posterior Radius - Interosseous Membrane Insertion: -Base of 1st Proximal Phalanx Action: - EXT 1st CMC and MCP - Wrist EXT - Radial Deviation Innervation: -Posterior Interosseous (Radial Nerve)
105
Extensor Pollicis Longus
Origin: - Posterior Ulna - IO membrane Insertion: -Base of 1st Distal Phalanx Action: - EXT 1st CMC - EXT 1st MCP - EXT 1st IPS - ADD CMC - EXT Wrist - Radial Deviation Innervation: -Posterior Interosseous (Radial Nerve)
106
Extensor Indicis
Origin: - Posterior Ulna - IO Membrane Insertion: -2nd Middle and distal Phalanges Action: - EXT 2nd MCP - EXT 2nd PIP - EXT 2nd DIP - EXT Wrist Innervation: -Posterior Interosseous (Radial Nerve)
107
Pronator Teres
Origin: - Medial Epicondyle Humerus - Coronoid Process Ulna Insertion: -Lateral Surface of Radius Action: - Pronate RU Joint - Flex Elbow Innervation: -Median Nerve
108
Flexor Digitorum Superficialis
Origin: - Media Epicondyle Humerus - Coronoid Process Ulna Insertion: -Side of Middle Phalanges 2-5 Action: - Flex 2-5 MCP - Flex 2-5 PIPs - Flex Wrist - Flex Elbow Innervation: -Median Nerve
109
Flexor Carpi Radialis
Origin: -Medial Epicondyle Humerus Insertion: -Base of 2nd MC Action: - Flex Wrist - Radial Deviation Innervation: -Median Nerve
110
Flexor Carpi Ulnaris
Origin: - Medial Epicondyle Humerus - Olecranon Insertion: - Pisiform - Hook of Hamate Action: - Flex Wist - Ulnar Deviation Innervation: -Ulnar Nerveq
111
Palmaris Longus
Origin: -Medial Epicondyle Humerus Insertion: -Palmar Aponeurosis Action: - Flex Wrist - Tighten Palmar Aponeurosis - Flex Elbow Innervation: -Median Nerve
112
Flexor Digitorum Profundus
Origin: - Proximal Anterior Ulna - IO Membrane Insertion: -Distal Phalanges 2-5 Action: - Flex Wrist - Flex MCP 2-5 - Flex PIP 2-5 - Flex DIP 2-5 Innervation: - Digits 2+3: Anterior Interosseous (Median Nerve) - Digits 4+5: Ulnar Nerve
113
Flexor Pollicis Longus
Origin: - Anterior Radius - IO Membrane Insertion: -Distal 1st Phalanx Action: - Flex 1st CMC - Flex 1st MCP - Flex 1st IP - Flex Wrist - Radial Deviation Innervation: -Anterior Interosseous Membrane
114
Lumbricles
Origin: -Radial sides of Tendons of Flexor Digitorum Profundus Insertion: -Dorsal Digital Expansions 2-5 Action: - Abduct MCP 2-4 - Flex MCP 2-4 Innervation: - 1st & 2nd Lumbricles Median Nerve - 3rd and 4th lumbricles Deep Ulnar Nerve
115
Dorsal Interossei (1-4)
Origin: - By two heads from adjacent sides of the first through fifth metacarpals - First Interosseous: Ulnar side of the 2nd metacarpal - Second Interosseous: Radial side of the 4th metacarpal - Third Interosseous: Radial Side of the 5th metacarpal Insertion: - Base of the 2nd, 3rd, 4th proximal phalange - Dorsal Digital Expansion Action: - Abduct MCP 2-4 - Flex MCP 2-4 Innervation: -Deep Ulnar Nerve
116
Palmar Interossei
Origin: - By two heads from adjacent sides of the 1st through 5th metacarpals - 1st Interosseous: Ulnar side of the second metacarpals - 2nd Interosseous: Radial side of the fourth metacarpal - 3rd Interosseous: Radial side of the fifth metacarpal Insertion: - Base of the associated 2nd, 4th, and 5th proximal phalange - Dorsal digital expansions. Action: - Adduct MCP 2, 4, and 5 - Flex MCP 2, 4, and 5 Innervation: -Deep Ulnar Nerve
117
Abductor Pollicis Brevis
Origin: - Flexor Retinaculum - Scaphoid - Trapezium Insertion: -Base of 1st Proximal Phalanx Action: -Abduct thumb (1st CMC) Innervation: -Recurrent Median Nerve
118
Adductor Pollicis: Trasverse
Origin: -3rd MC Insertion: -Base of 1st Proximal Phalanx Action: - Adduct Thumb (1st CMC) - Flex 1st MCP (Opposition) Innervation: -Deep Ulnar Nerve
119
Adductor Pollicis: Oblique
Origin: - Base of 2nd MC - Capitate Insertion: -Base of 1st proximal Phalanx Action: - Adduct Thumb - Flex 1st MCP - Opposition Innervation: -Deep Ulnar Nerve
120
Flexor Pollicis Brevis
Origin: - Flexor Retinaculum - Capitate - Trapezium Insertion: -Base of 1st proximal phalanx Action: - Flex Thumb (1st CMC & MCP) - Opposition Innervation: -Recurrent Median (Ulnar)
121
Opponens Pollicis
Origin: -Pisiform Insertion: -Base of 5th proximal phalanx Action: - Abduct 5th MCP - Flex 5th MCP - Ext 5th IP Joints Innervation: -Recurrent Median
122
Abductor Digiti Minimi
Origin: -Pisiform Insertion: -Base of 5th Proximal Phalanx Action: - Abduct 5th MCP - Flex 5th MCP - Ext 5th IP Joint Innervation: -Deep Ulnar Nerve
123
Flexor Digiti Minimi
Origin: - Hook of Hamate - Flexor Retinaculum Insertion: -Base of 5th proximal phalanx Action: -Flex 5th MCP Innervation: -Deep Ulnar Nerve
124
Opponens Digiti Minimi
Origin: - Hook of Hamate - Flexor Retinaculum Insertion: -5th MC Action: -Opposition of 5th Digit MC Innervation: -Deep Ulnar Nerve
125
Palmaris Brevis
Origin: -Palmar Aponeurosis Insertion: -Skin of Hypothenar Eminence Action: -Tenses Skin of palm Innervation: -Superficial Ulnar Nerve

PT 514 Anatomy (12 decks)

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