Upper Appendicular Muscle Palpation (Makami Nov16)

Front 1

Deltoid

Back 1

A: Abduct the shoulder, flex the

shoulder (Anterior fibers) and

extend the shoulder (Posterior

fibers).

O: Lateral one-third of clavicle,

acromion and spine of scapula

I: Deltoid tuberosity

N: Axiallary C5, C6

Hint 1

Location: Superficial, cap of the

shoulder

Front 2

Latissimus Dorsi

Back 2

A: Extend, adduct and medially

rotate the shoulder

O: Inferior angle of

scapula,spinous process of T7-

T12, last 3 or 4 ribs,

thoracolumbar aponeurosis

and posterior iliac crest.

I: Intertubercular groove of the

humerus

N: Thoraodorsal C6, C7 & C8

Hint 2

Location: posterior axilla, lateral

trunk

Front 3

Teres Major

Back 3

A: Extend, adduct and medially

rotate the shoulder.

O: Inferior angle and lower one-

third of lateral border of the

scapula

I: Crest of the lesser tubercle of

the humerus

N: Lower subscapular C5, C6 & C7

Hint 3

Location: Posterior axilla, lateral

trunk

Front 4

Supraspinatus

Back 4

A: Abduct the shoulder and

stabilize the head of the

humerus in glenoid cavity

O: Suprapsinous fossa of the

scapula

I: Greater tubercle of the

humerus

N: Suprascapular C4, C5 & C6

Hint 4

Location: Deep to trapezius

Front 5

Infraspinatus

Back 5

A: Laterally rotate the shoulder,

adduct the shoulder and

stabilize the head of the

humerus

O: Infraspinous fossa of the

scapula

I: Greater tubercle of the

humerus

N: Suprascapular C4, C5 & C6

Hint 5

Location: mostly superficial

Front 6

Teres Minor

Back 6

A: Laterally rotate the shoulder,

adduct the shoulder and

stabilize the head of the

humerus

O: Upper two-thirds of the lateral

border of the scapula

I: Greater tubercle of the

humerus

N: Axillary C5 & C6

Hint 6

Loction: poterior axilla

Front 7

Rhomboid Minor

Back 7

A: Adduct, elevate and

downwardly rotate the scapula

O: Spinous processes of C7-T1

I: Upper portion of medial border

of the scapula, across from the

spine of the scapula

N: Dorssal scapula C4 & C5

Hint 7

Location: Deep to trapezius

Front 8

Rhomboid Major

Back 8

A: Adduct the scapula, elevate the

scapula and downwardly

rotate the scapula

O: Spinous processes of T2-T5

I: Medial border of the scapula

between the spine of the

scapula and inferior angle

N: Dorsal scapular C4 & C5

Hint 8

Location: Deep to trapezius

Front 9

Serratus Anterior

Back 9

A: Abduct, upwardly rotate and

depress the scapula

O: External surfaces of upper 8 or

9 ribs

I: Anterior surface of medial

border of the scapula

N: Long thoracic C5, C6, C7 & C8

Hint 9

Location: Partly superficial,

inferior to axilla

Front 10

Pectoralis Major

Back 10

A: Adduct and medially rotate the

the shoulder

O: Medial half of clavicle, sternum

and cartilage of first through

sixth ribs

I: Crest of greater tubercle of

humerus

N: C5, C6, C7, C8 & T1

Hint 10

Location: superficial, chest

Front 11

Pectoralis Minor

Back 11

A: Depress, abduct and

downwardly rotate the scapula

O: Third, fourth and fifth ribs

I: Medial surface of the coracoid

process of the scapula

N: C6, C7, C8 & T1

Hint 11

Location: Deep to pectoralis major

Front 12

Biceps Brachii

Back 12

A: Flex the elbow and shoulder

and supinate the forearm

O: Short head- coracoid process

of the scapula

Long head- supraglenoid

tubercle of the scapula

I: Tuberosity of the radius and

aponeurosis of the biceps

brachii

N: Musculocutaneous C5 & C6

Hint 12

Location: superficial, anterior arm

Front 13

Triceps Brachii

Back 13

A: Extend theelbow and shoulder

and adduct the shoulder

O: Long head- infraglenoid

tuberle of the scapula

Lateral head- posterior surface

of proximal half of the humerus

Medial head- posterior surface

of the distal half of humerus

I: Olecranon process of the ulna

N: Radial C6, C7, C8 & T1

Hint 13

Loation: superficial, posterior arm

Front 14

Coracobracialis

Back 14

A: Flex and adduct the shoulder

O: Coracoid process of the

scapula

I: Medial surface of mid-humeral

shaft

N: Musculocutaneous C6 & C7

Hint 14

Location: medial side of humerus,

axilla

Front 15

Trapezius

Back 15

A: Upper fibers- elevate scapula

Middle fibers-retract scapula

Lower fibers- depress scapula

O: Eternal occipital protuberance,

medial protion of the superior

nuchal line, ligamentum

nuchae and spinous processes

of C7- T12

I: Lateral one-third of the clavicle,

acromion and spine of scapula

N: Spinal portion of cranial nerve

XI (accessory) and ventral

ramus C2, C3 & C4

Hint 15

Location: Superficial, upper back

Front 16

Levator Scapula

Back 16

A: Elevates the scapula and rotate

head and neck to the same side

O: Transverse processes of first

through fourth cervical

vertebrae

I: Medial border of the scapula

between the superior angle and

the spine of the scapula

N: C3, C4 & C5

Hint 16

Location: deep to trapezius,

superficial on side of neck

Front 17

Brachioradialis

Back 17

A: Flex the elbow, assist with

pronation and supination when

these movements are resisted

O: Proximal two-thirds of the

lateral supracondylar ridge

of humerus

I: Styloid process of radius

N: Radial C5 & C6

Hint 17

Location: superficial

Front 18

Extensor Digitorum

Back 18

A: Extend the second through

fifth fingers and assist to

extend the wrist

O: Common extensor tendon

from the lateral epicondyle of

humerus

I: Bases of middle and distal

phalanges of second through

fifth fingers

N: Radial C6, C7 & C8

Hint 18

Location: superficial on posterior

forearm

Front 19

Flexor Carpi Radialis

Back 19

A: Flex the wrist and abduct the

wrist

O: Common flexor tendon

I: Bases of second and third

metacarpals

N: Median C6, C7 & C8

Hint 19

Location: superficial on anterior

forearm

Front 20

Palmaris Longus

Back 20

A: Tense the palmar fascia and

flex the wrist

O: Common flexor tendon from

medial epicondyle of humerus

I: Flexor retinaculum and palmar

aponeurosis

N: Median C6, C7, C8 & T1

Hint 20

Location: superficial on anterior forearm

Front 21

Flexor Carpi Ulnaris

Back 21

A: Flex the wrist and adduct the

wrist

O: Humeral head- common flexor

tendon from the medial

epicondyle of humerus

Ulnar head- posterior surface

of proximal two-thirds of ulna

I: Pisiform, hook of the hamate

and base of fifth metacarpal

N: Ulnar C7, C8 & T1

Hint 21

Location: superficial on medial forearm

Front 22

Pronator Teres

Back 22

A: Pronate the forearm and assist

to flex the elbow

O: Common flexor tendon from

medial epicondyleof humerus

and coronoid process of ulna

I: Middle of lateral surface of the

radius

N: Median C6 & C7

Hint 22

Location: distalto biceps brachii tendon

Front 23

Brachialis

Back 23

A: Flex the elbow

O: Distal half of the anterior

surface of humerus

I: Tuberosity and cornoid process

of ulna

N: Musculocutaneous, small

branch from radial C5 & C6

Hint 23

Location: Deep to biceps brachii

Front 24

Extensor Carpi Radialis Longus

Back 24

A: Extend and abduct the wrist

O: Distal one-third of the lateral

supracondylar ridge of

humerus

I: Base of seond metacarpal

N: Radial C5, C6, C7 & C8

Hint 24

Location: superficial on lateral, posterior forearm

Front 25

Extensor Carpi Radialis Brevis

Back 25

A: Extend and abduct the wrist

O: Common extensor tendon

from the lateral epicondyle of

the humerus

I: Base of the third metacarpal

N: Radial C6, C7, & C8

Hint 25

Location: superficial on lateral, posterior forearm

Front 26

Extensor Carpi Ulnaris

Back 26

A: Extend and abduct the wrist

O: Common extensor tendon

from the lateral epicondyle of

the humerus

I: Base of the third metacarpal

N: Radial C6, C7 & C8

Hint 26

Location: superficial on lateral, posterior forearm