Muscles Flashcards

1
Q

Name the Origin, Insertion, Action, Nerve, and Blood supply for: Serratus Anterior

A

O: Lateral Ribs 1-9

I: Medial Boarder of Scapula

A: Superior fibers- Elevate, ABD, Down Rot
Inferior fibers - Depress, ABD, Upward Rot

N: Long Thoracic Nerve (C5-C7)

B: Lateral Thoracic Artery

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2
Q

Name the Origin, Insertion, Action, Nerve, and Blood supply for: Pectoralis Minor

A

O: Anterior Ribs 3-5

I: Coracoid process of scapula

A: Down Rot, Depression, ABD, Anterior tip

N: Lateral Pectoral Nerve (C5-C7) and Medial Pectoral Nerve (C8-T1)

B: Thoracoacromial A

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3
Q

Name the Origin, Insertion, Action, Nerve, and Blood supply for: Subclavius

A

O: 1st Rib

I: Inferior Clavicle

A: Stabilizes Clavicle

N: Subclavius Nerve (direct branches from C5-C6)

B: Thoracoacromial A

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4
Q

Name the Origin, Insertion, Action, Nerve, and Blood supply for: Trapezius I

A

O: Occipital bone skull and upper cervical spinous processes (C1-C3)

I: lateral 1/3 clavicle

A: Upward Rot, ADD, Elevation

N: Cranial XI (accessory) and C2-C4 ventral rami

B: Dorsal Scapular A and Suprascapular A

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5
Q

Name the Origin, Insertion, Action, Nerve, and Blood supply for: Trapezius II

A

O: Lower cervical spinous process (C4-C7)

I: Acromion Process

A: Upward Rot, ADD, Elevation

N: Cranial XI (Accessory) and C2-C4 ventral rami

B: Dorsal Scapular A and Suprascapular A

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6
Q

Name the Origin, Insertion, Action, Nerve, and Blood supply for: Trapezius III

A

O: Upper Thoracic Spinous Procecc T1-T4

I: Scapular Spine

A: ADD

N: Cranial XI (Acessory) and C2-C4 Ventral rami

B: Dorsal Scapular A and Suprascapular A

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7
Q

Name the Origin, Insertion, Action, Nerve, and Blood supply for: Trapezius IV

A

O: Lower Thoracic Spinous Process (T5-T12)

I: Medial scapular spine

A: Up Rot, ADD, Depression

N: Cranial XI (Accessory) and C2-C4 ventral rami

B: Dorsal scapular A and Suprascapular A

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8
Q

Name the Origin, Insertion, Action, Nerve, and Blood supply for: Rhomboids Minor

A

O: Lower Cervical Spinous Processes (C6-C7)

I: Medial Boarder of Scapula

A: Elevation, Down Rot, ADD

N: Dorsal Scapular N (C3-C5)

B: Dorsal Scapular A

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9
Q

Name the Origin, Insertion, Action, Nerve, and Blood supply for: Rhomboids Major

A

O: Upper Thoracic Spinous Processes (T1-T4)

I: Medial Boarder of Scapula

A: Elevation, Down Rot, ADD

N: Dorsal Scapular N (C3-C5)

B: Dorsal Scapular A

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10
Q

Name the Origin, Insertion, Action, Nerve, and Blood supply for: Levator Scapulae

A

O: Upper Cervical Transverse Processes C1-C4

I: Superior Angle of Scapula

A: Elevation, Down Rot, Add (small)

N: Dorsal Scapular N (C3-C5)

B: Dorsal Scapular A

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11
Q

Name the Origin, Insertion, Action, Nerve, and Blood supply for: Subscapularis

A

O: Subscapular fossa

I: Lesser Tuberosity of Humerous

A: IR, Horizontal ADD

N: Upper and Lower Subscapular N (C5-C6)

B: Scapular Arcade

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12
Q

Name the Origin, Insertion, Action, Nerve, and Blood supply for: Supraspinatus

A

O: Supraspinous Fossa

I: greater Tuberosity of Humerous

A: ABD, (ER)

N: Suprascapular N (C4-C6)

B: Scapular Arcade

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13
Q

Name the Origin, Insertion, Action, Nerve, and Blood supply for: Infraspinatous

A

O: Infraspinatous fossa

I: Greater Tuberosity of Humerous

A: ER, Horizontal ABD

N: Suprascapular N (C4-C6)

B: Scapular Arcade

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14
Q

Name the Origin, Insertion, Action, Nerve, and Blood supply for:
Teres Minor

A

O: Lateral Border of Scapula

I: Greater TUberosity of Humerus

A: ER, Horiz ABD, (ADD)

N: Axillary N (C5-C6)

B: Post humeral circumflex A, Circumflex scapular, thoracodorsal A

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15
Q

Name the Origin, Insertion, Action, Nerve, and Blood supply for:
Deltoid

A

O:Anterior - lateral 1/3 of clavicle
Middle - Acromion
Posterior - Scapular spine

I: Deltoid Tuberosity

A: Anterior- Flex, IR, ADD/ABD (60 degrees), Horiz ADD
Middle- ABD only
Posterior - Ext, ER, ADD/ABD (60 degrees), Horiz ABD

N: Axillary Nerve (C5-C6)

B: Thoracoacromial A, Post/Ant humeral circumflex A

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16
Q

Name the Origin, Insertion, Action, Nerve, and Blood supply for:
Pectoralis Major

A

O: Clavicular - medial 1/2 of clavicle
Sternal - sternum and 2nd - 6th ribs
(Abdominal) - Ant rectus sheath

I: Lateral border of bicipital groove

A: Clavicular - Flex, Horiz ADD, IR, ADD/ABD (90)
Sternal - Flex (if hyper-ext), Ext (>30 flex), IR, Horiz ADD, ADD, ABD scapula, Down Rot Scapula

N: Medial and Lateral Pectoral N

B: Thoracoacromial A

17
Q

Name the Origin, Insertion, Action, Nerve, and Blood supply for:
Coracobrachialis

A

O: Coracoid Process of Scapula

I: Humerus

A: GH- Flex, ADD, Horz ADD, (IR)

N: Musculocutaneous N (C5-C7)

B: Brachial A

18
Q

Name the Origin, Insertion, Action, Nerve, and Blood supply for
Biceps Brachii

A

O: Long head- Supraglenoid Tubercle
Short head- Coracoid Process

I: Radial Tuberosity

A: GH- Flex, (ABD), (IR)
Elbow - Flex
RUJ - Supination

N: Musculocutaneous N

B: Brachial A

19
Q

Name the Origin, Insertion, Action, Nerve, and Blood supply for

Latissiums Dorsi

A

O: Lower Thoracic Spinous process (T7-T12) and Thoracolumbar fascia

I: Med border bicipital groove

A: IR, ADD, EXT, Horiz ABD

N: Thoracodorsal N

B: Thoracodorsal A

20
Q

Name the Origin, Insertion, Action, Nerve, and Blood supply for

Teres Major

A

O: Inferior Angle

I: Medial lip of Bicipital groove

A: IR, ADD, Ext, Horiz ABD

N: Lower subscapular N (C5-C6)

B: Subscapular A

21
Q

Name the Origin, Insertion, Action, Nerve, and Blood supply for

Triceps Brachii

A

O: Long - Infraglenoid Tubercle
Lateral - Post humerus (proximal)
Medial - Post humerus (Distal)

I: Olecranon Process

A: Elbow- Ext
GH - Ext, ADD (only long head)

N: Radial N

B: Profunda Brachii A

22
Q

Name the Origin, Insertion, Action, Nerve, and Blood supply for

Brachialis

A

O: Ant Distal humerus/ Lateral Septum

I: Ulnar Tuberosity

A: Elbow - flex

N: Musculocutaneous N

B: Brachial A

23
Q

Name the Origin, Insertion, Action, Nerve, and Blood supply for

Brachioradialis

A

O: Lateral surface of distal humerus

I: Styloid process of Radius

A: Elbow - Flex (mid-range)
RUJ - Supination/Pronation

N: Radial Nerve (C5-C6)

B: Radial A

24
Q

Name the Origin, Insertion, Action, Nerve, and Blood supply for

Anconeous

A

O: Lat epicondlye of humerus

I: Prox lat surface of ulna

A: Elbow - EXT

N: Radial N

B: Profunda Brachii A

25
Q

Name the Origin, Insertion, Action, Nerve, and Blood supply for::

Pronator Teres

A

O: Humeral head: med epicondyle of humerus
Ulnar head: coronoid process of ulna

I: Lateral radius mid shaft

A: Pronate and supinate

N: Median N

26
Q

Name the Origin, Insertion, Action, Nerve, and Blood supply for::

Flexor Carpi Radialis

A

O: Med epicondyle of humerus

I: base of 2nd MC

A: Wrist: Flex and radially deviate

N: Median N

27
Q

Name the Origin, Insertion, Action, Nerve, and Blood supply for:

Palmaris Longus

A

O: Med epicondyle of humerus

I: Palmar Aponeurosis

A: Wrist - flex, tightens palmar aponeurosis

N: Median N

28
Q

Name the Origin, Insertion, Action, Nerve, and Blood supply for::

Flexor Digitorum Superficialis

A

O: Med epicondyle humerus, coronoid process, ant prox. radius

I: ant aspect of the middle phalanges 2-5

A: Wrist: Flex
MCP/PIP: Flex

N: Median N

29
Q

Name the Origin, Insertion, Action, Nerve, and Blood supply for:

Flexor Carpi Ulnaris

A

O: Humeral head: med epicondyle of humerus
Ulnar head: lateral aspect of coronoid process

I: Pisiform, hook of hamate

A: Wrist: Flex, Ulnar deviate
Elbow: Flex (weak)
N: Ulnar N

30
Q

Name the Origin, Insertion, Action, Nerve, and Blood supply for

Pronator Quadratus

A

O: Distal 1/4 of Ant Ulna

I: Distal 1/4 of Ant Radius

A: RUJ - pronate and stabilize distal RUJ

N: Median N (Ant interosseous N)

31
Q

Name the Origin, Insertion, Action, Nerve, and Blood supply for:

Extensor Carpi Radialis Longus

A

O: Lateral supracondylar ridge

I: (Dorsal) base of 2nd MC

A: Wrist: Ext, Radially deviate

N: Deep Radial N

32
Q

Name the Origin, Insertion, Action, Nerve, and Blood supply for:

Extensor Carpi Radialis Brevis

A

O: Lateral Epicondyle of Humerus

I: (Dorsal) Base of 3rd MC

A: Wrist - Ext

N: Deep Radial N

33
Q

Name the Origin, Insertion, Action, Nerve, and Blood supply for:

Extensor Carpi Ulnaris

A

O: Lateral Epicondyle of humerus and dorsal Ulna

I: Base of 5th MC (dorsal)

A: Wrist - Ext, Ulnarly deviate

N: Posterior Interosseous N from Radial N

34
Q

Name the Origin, Insertion, Action, Nerve, and Blood supply for:

Extensor Digitorum Communis

A

O: Common ext tendon at lateral epicondyle

I: DIP of phalanges 2-5

A: Wrist- ext
MCP, PIP, DIP - Ext

N: Posterior Interosseous N from Radial N

35
Q

Name the Origin, Insertion, Action, Nerve, and Blood supply for::

Extensor Digiti Minimi

A

O: Common ext tendon at lateral epicondyle

I: MIP and PIP of phalanges 5

A: Wrist/PIP/DIP/MCP - Ext

N: Posterior Interosseous N from Radial N

36
Q

Name the Origin, Insertion, Action, Nerve, and Blood supply for::

Supinator

A

O: Lat Epicondyle of humerus, lateral olecranon, RCL, and Annular lig

I: Prox anterior radius - between tuberosity of PT insertion

A: RUJ - Supinate

N: Deep Radial N