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Muscles > Insertion and Origin > Flashcards

Insertion and Origin Flashcards

1
Q

Rectus Capitis Posterioi Major

A

O: Spinous process of the axis (C2)
I: Lateral part of the inferior nuchal line of the occipital bone and area of bone just inferior to the line

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2
Q

Rectus Capitis Posterior Minor

A

O: tubercle on the posterior arch of the atlas
I: Medial part of the inferior nuchal line of the occipital bone and the area of bone between the line and foramen magnum

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3
Q

Obliquus Capitis inferior

A

O: Apex of the spinous process of the axis (C2)
I: inferior and posterior aspect of the transverse process of the atlas (C1)

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4
Q

Obliquus Capitis Superior

A

O: Superior surface of the transverse process of the atlas
I: Occipital bone between the superior and inferior nuchal lines lateral to the semispinalis capitis

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5
Q

Anterior Scalene (Scalenus Anterior)

A 
O: Anterior tubercles of the transverse processes of C3 to C6 
I: Scalene tubercle on the
inner border of the
upper surface of the
first rib and the ridge on
the upper surface of the
rib anterior to the
groove for the
subclavian artery
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6
Q

Middle Scalene (Scalenus Medius)

A

O:Transverse process of the
axis (C2); Anterior aspect of the posterior tubercles of the transverse processes of
C3 to C7
I: Superior aspect of the first rib between the tubercle of the rib and the groove for the subclavian artery

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7
Q

Posterior Scalene (Scalenus Posterior)

A 
O: Posterior tubercles of the
transverse processes of
C4 to C6 (or C5 to C7 –
another source)
I: Lateral surface of the
second rib; occasionally
blended with the scalenus medius
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8
Q

External Intercostals

A

O: Lower border of ribs 1–11
I: Upper border of ribs below 2 - 12

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9
Q

Internal Intercostals

A

O: Superior border of ribs 2-12
I: Inferior border of ribs above 1-11

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10
Q

Subcostals (innermost intercostal)

A

O: Internal surface of the angles of the lower ribs (6-12)
I:Internal surface of the second or third rib inferior to the origin

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11
Q

Transversus Thoracis

A

O: Posterior surface of the body of the sternum, the posterior surface of the xiphoid process, the sternal ends of the costal cartilages of the lower 3 or 4 true ribs
I: By slips into the lower borders and inner surfaces of the costal cartilages of ribs 2-6

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12
Q

Diaphragm

A

O: Xiphoid process, cartilages of ribs 7-12, anterior surfaces of the lumbar vertebrae, crura of the upper two and three lumbar vertebrae
I: Central tendon that blends with the anterior longitudinal ligament of the vertebral column

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13
Q

Trapezius

A

Upper Fibres -
O: superior nochal lines, external occipital protuberance, medial margin of the ligamentum nuchae
I: Posterior border of the lateral 1/3 of the clavicle, acromion process
Other fibres -
O: Spinous processes C7-T12 and the supraspinous ligaments
I: Superior edge of the crest of the spine of the scapula

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14
Q

Latissimus Dorsi

A

O: Spinous processes T7-T12, posterior surface of ribs 9-12, posterior iliac crest, inferior angle of the scapula
I: floor of the intertubercular sulcus of the humerus

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15
Q

Levator Scapulae

A

O: Transverse processes of C1-C2, posterior tubercles of the transverse processes of C3-C4
I: Posterior surface of the medial border of the scapula from the superior angle to the root of the spine of the scapula

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16
Q

Rhomboids

A

Minor -
O: Spinous processed C7-T1, the lower portion of the ligamentum nucahe
I: Posterior surface of the medial border of the scapula
Major -
O: Spinous processed T2-T5
I: Posterior surface of the medial border of the scapula

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17
Q

Serratus Posterior Superior

A

O: Lower portion of the ligamentum nuchae, spinous processed of C7-T3
I: upper body of rubs 2-5

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18
Q

Serratus Posterior Inferior

A

O: Spinous processed of T9-L3 and supraspinous ligaments
I: Lower border of ribs 9-12

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19
Q

Splenius Capitis

A

O: Lower half of ligamentum nuchae and spinous processed of C7-T4
I: Mastoid process of the temporal bone & occipital bone, skull below lateral 1/3 of the superior nuchal line

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20
Q

Splenius Cervicis

A

O: Spinous processed of T3-T6
I: Spinous processed of C1-C3

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21
Q

Iliocostalis (Cervis)

A

O: Angles of ribs 3 to 6
I: transverse processed of C4 to C6

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22
Q

Iliocostalis (Thoracis)

A

O: Upper borders of the angles of the lower 6 ribs
I: into the upper borders of the angles of the upper 6 ribs and into the bacl of the transverse processed of C7

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23
Q

Ilicostalis (Lumborum)

A

O: sacrum, spinous processed of lumbar & lower 2 T vertebrae, iliac crest
I: inferior borders of the angles of the lower 6 or 7 ribs

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24
Q

Longissimus (Capitis)

A

O: Transverse processed of upper 4/5 thoracic vertebrae, articular processed of lower 3/4 cervical vertebrae
I: posterior margin of the mastoid process, beneath the splenius capitis

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25
Q

Longissimus (Cervicis)

A

O: Transverse processes of upper 4/5 thoracic vertebrae
I: posterior tubercles of the transverse processes of C2 - C6

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26
Q

Longissimus (Thoracis)

A

O: whole length of the posterior surfaces of the transverse processed and the accessory processes of the lumbar vertebrae
I: transverse processed of all thoracic vertebrae & just lateral to the tubercles of the lower 9/10 ribs

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27
Q

Spinalis (Capitis)

A

O: usually blends/fused with the semispinalis capitis & side of spinous process of C7
I: blended/fused with semispinalis capitis & near the midline between superior and inferior nuchal lines of the occipital bone

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28
Q

Spinalis (Cervicis)

A

O: lower part of the ligamentum nuchae & spinous processed of C7
I: spinous process of C2 to C5

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29
Q

Spinalis (Thoracis)

A

O: spinous processes of T10 to L2
I: spinous process of T1 to T8

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30
Q

Semispinalis (Capitis)

A

O: tips of the transverse processes of T1 to T6 (or T7) and C7 (medial fascicle) Articular processes of C4
to C6 (lateral fascicle)
I: medial area between the superior and inferior nuchal lines of occipital bone

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31
Q

Semispinalis (Cervicis)

A

O: transverse processes of upper 5 or 6 thoracic vertebrae (T1 –T6)
I: spinous processes of C2 (axis) to C5/C7

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32
Q

Semispinalis (Thoracis)

A

O: transverse processes of T6 to T10/T12
I: spinous processes of upper 4 thoracic and lower 2 cervical vertebrae (C6-
T4)

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33
Q

Multifidus

A

O: Sacrum, Origin of erector spinae, PSIS, Mammillary processes of lumbar vertebrae, Transverse processes of thoracic vertebrae, Articular processes of lower 4 cervical vertebrae (C4 – C7)
I: Base of spinous processes of all vertebrae from L5 to C2 (axis), 2-4 bones above
the origin

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34
Q

Rotatores

A

In all spinal regions but most prominent in thoracic
region. 11 on each side. Lie beneath Multifidus
Rotatores Thoracis Breves -
O: Transverse process of each thoracic vertebra
I: Spinous process of the vertebra above each
respective origin.
Rotatores Thoracis Longi -
O: Transverse process of each thoracic vertebra
I: Spinous process of the vertebra two above that of
the origin

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35
Q

Interspinales

A

Short paired muscles attached to the spinous
processes of contiguous vertebrae, one on each side
of the interspinous ligament, in the cervical, thoracic and lumbar regions
O: Spinous process of each vertebra
I: Spinous process of the vertebra above each
respective origin

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36
Q

Intertransversarii

A

Small muscles between the transverse processes of
contiguous vertebrae in the cervical (cervicis –
posteriores & anteriores), thoracic (mediales), and
lumbar (laterales lumborum) regions
O: each mms originates in the transverse process of
a vertebra
I: the adjacent vertebra above

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37
Q

Levatores Costarum (Breves and Longi)

A

O: Transverse processed of C7 to T11
I: The rib below vertebra
of origin near tubercle
(Breves). Also, the second rib below its origin (Longi)

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38
Q

Pectoralis Major

A

Clavicular head -
O: Anterior surface of medial half of clavicle
I: Lateral lip of intertubercular groove of the Humerus
Sternocostal head -
O: Anterior surface of the
sternal body; Costal cartilages of ribs 1- 7;
Sternal end of 6th rib;
Aponeurosis of external
oblique
I: Lateral lip of intertubercular groove of the Humerus

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39
Q

Pectoralis Minor

A 
O: Anterior surface and
superior borders of the
3rd, 4th, and 5th ribs
I: Coracoid process of the
scapula (medial border and upper surface)
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40
Q

Serratus Anterior

A

O: Lateral surfaces of upper
ribs 1 through 9, deep fascia overlying the related intercoastal spaces
I: Costal surface of the medial boarder of scapula

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41
Q

Subclavius

A

O: Junction of the first rib and its cartilage
I: Subclavian groove of
the clavicle between the
costoclavicular and conoid ligaments

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42
Q

Deltoid

A

Anterior head -
O: anterior border of lateral 1/3rd of clavicle
I: Deltoid tuberosity of the lateral side of the body of the Humerus
Middle Head -
O: : lateral margin of the
acromion
I: Deltoid tuberosity of the lateral side of the body of the Humerus
Posterior Head -
O: Inferior edge of the crest of the spine of the scapula
I: Deltoid tuberosity of the lateral side of the body of the Humerus

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43
Q

Teres Major

A

O: Elongate oval area on the
posterior surface of the inferior angle of the of
Scapula
I: Medial lip of bicipital/ intertubercular groove on the anterior surface of the humerus

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44
Q

Supraspinatus

A

O: Supraspinous fossa of the scapula
I: superior facet on the greater tubercle of the Humerus

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45
Q

Infraspinatus

A

O: Infraspinous fossa of the
scapula
I: Medial facet of the greater tubercle of the humerus

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46
Q

Subscapularis

A

O: Medial two-thirds of
subscapular fossa of the
scapula
I: Lesser tubercle of the humerus

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47
Q

Teres Minor

A 
O: Superior 2/3rds of a
flattened strip of bone on
the posterior surface of
the scapula, immediately
adjacent to the lateral
border of scapula
I: Inferior facet of the greater tubercle of the humerus
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48
Q

Biceps Brachii

A 
Short head - 
O: the coracoid process 
I: Radial tuberosity and
bicipital aponeurosis 
Long Head - 
O: Supraglenoid tubercle of scapula 
I: Radial tuberosity and
bicipital aponeurosis
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49
Q

Coracobrachialis

A

O: coracois process
I: Linear roughening on
midshaft of humerus on
medial side

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50
Q

Brachialis

A

O: Lower half of anterior
humerus (medial and lateral surfaces) and adjacent intermuscular septae
I: Tuberosity of the Ulna and anterior surface of the coronoid process

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51
Q

Triceps Brachii

A

Lateral Head -
O: posterior humerus above radial groove
I: posterior humerus above radial groove
Medial Head -
O: Posterior surface of humerus
I: Three heads join to insert on olecranon process of ulna
Long Head -
O: Infraglenoid tubercle of scapula
I: Three heads join to insert on olecranon process of ulna

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52
Q

Anconeus

A

O: Lateral epicondyle of
Humerus
I: Olecranon and proximal
posterior surface of ulna

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53
Q

Flexor Carpi Ulnaris

A

Humeral Head -
O: medial epicondyle of humerus
I: Pisiform bone, and then
via pisohamate and pisometacarpal ligaments into the hamate and base of 5th metacarpal
Ulnar head -
O: olecranon and posterior border of ulna
I: Pisiform bone, and then
via pisohamate and pisometacarpal ligaments into the hamate and base of 5th metacarpal

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54
Q

Palmaris Longus

A

O: Medial epicondyle of
humerus
I: Palmar aponeurosis on
hand & flexor retinaculum

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55
Q

Flexor Carpi Radialis

A

O: Medial epicondyle of the
humerus
I: Base of metacarpals 2 and 3

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56
Q

Pronator teres

A

Humeral Head -
O: medial epicondyle and adjacent supra-epicondylar ridge
I: Roughening on lateral surface, midshaft of radius
Ulnar Head -
O: medial side of coronoid process
I: Roughening on lateral surface, midshaft of radius

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57
Q

Flexor Digitorum Superficialis

A 
Humeral Head - 
O: medial epicondyle of humerus 
I: Four tendons, which
attach to the palmar surfaces of the middle
phalanges of the index,
middle, ring, and little fingers 
Ulnar Head - 
O: adjacent margin of coronoid process
I: Four tendons, which
attach to the palmar surfaces of the middle
phalanges of the index,
middle, ring, and little fingers 
Radial Head - 
O: oblique line of radius, below the radial tuberosity
I: Four tendons, which
attach to the palmar surfaces of the middle
phalanges of the index,
middle, ring, and little fingers
58
Q

Flexor Digitorum Profundus

A 
O: Anterior and medial
surfaces of ulna and
anterior medial half of
interosseous membrane
I: Four tendons, which
attach to the palmar surfaces of the middle
phalanges of the index,
middle, ring, and little fingers
59
Q

Flexor Pollicis Longus

A

O: Anterior surface of radius
and radial half of interosseous membrane
I: Palmar surface of base
of distal phalanx of thumb

60
Q

Pronator Quadratus

A 
O: Linear ridge on distal
fourth of anterior surface
of ulna 
I: Distal fourth of anterior
surface of radius
61
Q

Brachioradialis

A 
O: Proximal part of lateral
supraepicondylar ridge of
humerus and adjacent
intermuscular septum
I: Lateral surface of distal end of radius
62
Q

Extensor Carpi Radialis Longus

A 
O: Lower third of lateral
supracondylar ridge of
humerus and adjacent
intermuscular septum 
I: Dorsal surface of base
of metacarpal 2
63
Q

Extensor Carpi Radialis Brevis

A

O: Lateral epicondyle of
humerus and adjacent
intermuscular septum
I: Dorsal (posterior) surface of base of third metacarpal bone

64
Q

Extensor Digiti Minimi

A 
O: Lateral epicondyle of
humerus and adjacent
intermuscular septum
together with extensor
digitorum
I: Extensor hood of the little finger
65
Q

Extensor Carpi Ulnaris

A

O: Lateral epicondyle of humerus and posterior border of ulna
I: Tubercle on the base of
the medial side of metacarpal 5

66
Q

Extensor Digitorum

A 
O: Lateral epicondyle of
humerus and adjacent
intermuscular septum
and deep fascia 
I: Four tendons, which insert via extensor hoods into the dorsal aspect of the basses of the middle and distal phalanges of the index, middle, ring, and little fingers
67
Q

Supinator

A 
Superficial part - 
O: lateral epicondyle of humerus, radial collateral and anular ligaments
I: Lateral surface of radius
superior to the anterior oblique line
Deep part - 
O: supinator crest of the ulna 
I: Lateral surface of radius
superior to the anterior
oblique line
68
Q

Abductor Pollicis Longus

A

O: Lateral dorsal (posterior)
surfaces of ulna and radius (distal to the attachments of supinator and anconeus), and intervening interosseous membrane (IM)
I: Lateral side of base of 1st metacarpal

69
Q

Extensor Pollicis Brevis

A

O: Posterior surface of the
body of the radius (distal
to abductor pollicis longus) and the adjacent interosseous membrane (IM)
I: Dorsal surface of base of proximal phalanx of thumb

70
Q

Extensor Pollicis Longus

A

O: Lateral part of the middle
1/3rd of the dorsal (posterior) surface of the body of the ulna and the adjacent interosseous membrane (IM)
I: Dorsal surface of base of distal phalanx thumb

71
Q

Extensor Indicis

A 
O: Posterior surface of ulna
(distal to extensor pollicis
longus) and adjacent
interosseous membrane
(IM)
I: Extensor hood of index finger
72
Q

Thenar (Opponens Pollicis)

A

O: Tubercle of trapezium & flexor retinaculum
I: -Lateral margin & adjacent palmar surface of metacarpal I

73
Q

Thenar (Abductor Pollicis Brevis)

A

O: Tubercles of scaphoid &
trapezium & adjacent flexor retinaculum
I: -Proximal phalanx & extensor hood of thumb

74
Q

Thenar (Flexor Pollicis Brevis)

A 
Superficial Head -
O: flexor retinaculum &
trapeziums 
I: Proximal phalanx of the thumb 
Deep head - 
O: Trapezoid & capitate bones
I: Proximal phalanx of
the thumb
75
Q

Hypothenar (Opponens Digiti Minimi)

A

O: Hook of hamate & flexor retinaculum
I: Medial aspect of metacarpal 5

76
Q

Hypothenar (Abductor Digito Minimi)

A

O: Pisiform, the pisohamate ligament, & tendon of flexor carpi ulnaris
I: -Medial side of proximal phalanx of little finger

77
Q

Hypothenar (Flexor Digiti Minimi Brevis)

A

O: Hook of the hamate &
flexor retinaculum
I: Proximal phalanx of little finger

78
Q

Lumbricals

A

O: Tendons of flexor digitorum profundus
I: Extensor hoods of index, ring, middle & little fingers

79
Q

Dorsal Interossei

A

O: Adjacent sides of metacarpals
I: Extensor hood & base of
proximal phalanges of index, middle, and ring fingers

80
Q

Palmar Interossei

A

O: Sides of metacarpals
(One head from metacarpals of digits 2, 4, 5)
I: Extensor hoods of the
thumb, index, ring, & little fingers and the proximal phalanx of thumb. (Dorsal digital expansions of digits 2, 4, 5)

81
Q

Palmaris Brevis

A

O: Medial boarder Palmar
aponeurosis and flexor
retinaculum
I: Dermis of skin on the medial margin of the palm

82
Q

Adductor Pollicis

A

Transverse Head -
O: 3rd metacarpal
I: Base of proximal phalanx and extensor hood of thumb
Oblique Head -
O: capitate & base of metacarpals 2 and 3
I: Base of proximal phalanx and extensor hood of thumb

83
Q

Iliotibial Band (ITB)

A

Is a thick band of fascia that runs on the lateral side of the thigh from the iliac crest and inserts at the lateral condyle of the tibia.

84
Q

Tensor Fascia Latae

A

O: Lateral aspect of crest of
ilium between anterior superior iliac spine (ASIS)
and tubercle of the crest
I: Iliotibial tract of fascia lata

85
Q

Gluteus Minimus

A

O: External surface of ilium
between inferior and anterior gluteal lines
I: Linear facet on the
anterolateral aspect of the greater trochanter

86
Q

Gluteus Medius

A

O: External surface of ilium
between anterior and posterior gluteal lines
I: Elongate facet on the lateral surface of the greater trochanter

87
Q

Gluteus Maximus

A

O: Fascia covering gluteus
medius, External surface of ilium behind posterior gluteal
line, Fascia of erector spinae
Dorsal surface of lower
sacrum, Lateral margin of coccyx, External surface of
sacrotuberous ligament
I: Posterior aspect of iliotibial tract of fascia lata and gluteal
tuberosity of proximal femur

88
Q

Piriformis

A

O: Anterior surface of sacrum between S1, S2, S3, and S4 anterior sacral foramina
I: Medial side of superior
border of greater trochanter of femur

89
Q

Obturator Internus

A

O: Anterolateral wall of true
pelvis, Deep surface of obturator membrane and
surrounding bone
I: Medial side of greater
trochanter of femur, above the trochanteric fossa

90
Q

Gemellus Superior

A 
O: External surface of ischial
spine, blends with the upper
part of the tendon of the
obturator internus
I: Length of superior surface of the obturator internus tendon and into the medial side of greater trochanter of
femur with obturator internus tendon
91
Q

Gemellus Inferior

A 
O: Upper aspect of ischial
tuberosity
I: Along length of inferior
surface of the obturator
internus tendon and into the medial side of greater trochanter of femur with obturator internus tendon
92
Q

Quadratus Femoris

A

O: Lateral aspect of the ischium just anterior to the ischial tuberosity
I: Quadrate tubercle on the intertrochanteric crest of the proximal femur

93
Q

Psoas Major

A 
I: Lateral surface of bodies
of vertebrae, transverse
processes, and
intervertebral discs of T12 to L5
O: Lesser trochanter of femur with iliacus
94
Q

Iliacus

A

O: Upper 2/3rds of iliac fossa, anterior sacro-iliac
and iliolumbar ligaments, and upper lateral surface of sacrum
O: Lesser trochanter of femur

95
Q

Vastus Lateralis

A

O: Femur-lateral part of
intertrochanteric line, margin of greater trochanter, lateral margin of gluteal tuberosity, lateral lip of the linea aspera
I: Quadriceps femoris tendon and lateral margin of patella

96
Q

Vastus Intermedius

A

O: Femur upper-two-thirds
of anterior and lateral
surfaces
I: Quadriceps femoris tendon, lateral margin of patella, and lateral condyle of tibia

97
Q

Vastus Medialis

A

O: Femur-medial part of
intertrochanteric line,
pectineal line, medial lip of the linea aspera, medial supracondylar line
I: Quadriceps femoris tendon and medial boarder of patella

98
Q

Rectus Femoris

A

Straight head -
O: originates from the anterior inferior iliac spine
I: Quadriceps femoris tendon, enclosing the patella and inserting on the tibial tuberosity
Reflected head -
O: originates from the ilium
just superior to the acetabulum
I: Quadriceps femoris tendon, enclosing the patella and inserting on the tibial tuberosity

99
Q

Sartorius

A

O: ASIS
I: Medial surface of tibia just inferomedial to tibial tuberosity

100
Q

Pectineus

A

O: Pectineal line (pecten
pubis) and adjacent bone
of pelvis – or superior ramus of the pubis
I: Oblique line extending
from base of lesser trochanter to linea aspera on posterior surface of proximal femur

101
Q

Adductor Magnus

A 
Adductor Part - 
O: -ischiopubic ramus (inferior ramus of the pubis, inferior ramus of the ischium)
I: Posterior surface of
proximal femur, Linea aspera,
Medial supracondylar line
Hamstring part - 
O: ischial tuberosity
I: Adductor tubercle and
supracondylar line
102
Q

Adductor Longus

A

O: External surface of body
of pubis (triangular depression inferior to pubic crest and lateral to pubic symphysis)
I: Linea aspera on middle
one-third of shaft of femur – between the vastus medialis and the adductor magnus

103
Q

Adductor Brevis

A

O: External Surface of the body of the pubis and inferior pubic ramus
I: Posterior surface of
proximal femur and upper one-third of linea aspera

104
Q

Obturator Externus

A

O: External surface of
obturator membrane and
adjacent bone
I: Trochanteric fossa of the femur

105
Q

Gracilis

A

O: A line on the external
surfaces of the body of
the pubis, The inferior pubic ramus, The ramus of the ischium
I: Medial surface of proximal shaft of tibia via a common tendon of the pes anserinus

106
Q

Biceps Femoris

A

Long Head -
O: – inferomedial part of the upper area of the ischial tuberosity
I: Lateral surface of the head of fibula
Short Head -
O: – lateral lip of linea aspera
I: Lateral surface of the head of fibula

107
Q

Semitendinosus

A

O: Inferomedial part of the
upper area of the ischial
tuberosity
I: Medial surface of proximal tibia, via a common tendon of the pes anserinus

108
Q

Semimembranosus

A

O: Superolateral impression on the ischial tuberosity – sharing a common tendon with the
semitendinosus and biceps femoris
I: Groove and adjacent bone on medial and posterior surface of medial tibial condyle

109
Q

Tibialis Anterior

A

O: Lateral condyle &
proximal lateral shaft of
tibia & adjacent interosseous membrane
I: Medial & inferior surfaces of medial cuneiform & adjacent surfaces on base of
metatarsal I

110
Q

Extensor Digitorum Longus

A

O: Lateral condyle of tibia,
upper three-fourths of anterior fibular shaft,
interosseous membrane
I: Via dorsal digital
expansions into bases of
distal and middle phalanges of lateral four toes

111
Q

Extensor Hallucis Longus

A

O: Middle one-half of medial
surface of fibula & adjacent surface of interosseous membrane
I: Dorsal surface of base
of distal phalanx of great toe

112
Q

Fibularis (Peroneus) Tertius

A 
O: Anterior surface of the
fibula, the tibiofibular
ligament and the
intermuscular septum
I: Dorsomedial surface of
base of metatarsal V
113
Q

Fibularis (Peroneus) Longus

A 
O: Head and upper 2/3rds
lateral surface of fibula,
Interosseous membrane,
Posterior surface of tibia.
Occasionally the lateral
tibial condyle
I: Under-surface of lateral
sides of distal end of medial cuneiform and base of metatarsal I
114
Q

Fibulariis (Peroneus) Brevis

A 
O: Lower two-thirds of
lateral surface of shaft of
fibula and adjacent
intermuscular septum
I: Lateral tubercle at base of metatarsal V
115
Q

Gastrocnemius

A 
Medial head - 
O: posterior surface of distal femur just superior to medial condyle
I: Via calcaneal tendon, to
posterior surface of calcaneus
Lateral head - 
O: Upper posterolateral surface of lateral femoral condyle 
I: Via calcaneal tendon, to
posterior surface of calcaneus
116
Q

Plantaris

A

O: Inferior part of lateral
supracondylar line of femur & oblique popliteal ligament of knee
I: Via calcaneal tendon, to
posterior surface of calcaneus

117
Q

Soleus

A 
O: Posterior surface of the
head and upper third of
the fibular shaft and adjacent medial region of
the posterior tibia
I: Via calcaneal tendon, to
posterior surface of calcaneus
118
Q

Popliteus

A

O: Lateral surface of lateral
femoral condyle
I: Posterior surface of proximal tibia

119
Q

Tibialis posterior

A

O: Interosseous membrane,
posterior surface of tibia, and superior two-thirds of the medial surface of the fibula
I: Tuberosity on navicular
bone and slips to cuneiforms (3), cuboid, and metatarsals 2-4

120
Q

Flexor Digitorum Longus

A

O: Medial side of posterior
surface of the tibia
I: Plantar surfaces of bases of distal phalanges of the lateral
four toes

121
Q

Flexor Hallucis Longus

A

O: Inferior two-thirds of the
posterior surface of fibula
and adjacent interosseous membrane
I: Plantar surface of distal phalanx of great toe

122
Q

Flexor Digitorum Brevis

A

O: Superolateral surface of the calcaneus
I: Lateral sides of the tendons of extensor digitorum longus of toes II to IV

123
Q

Extensor Hallucis Brevis

A

O: Superolateral (dorsal
portion) surface of the
calcaneus
I: Dorsal surface of base of proximal phalanx of great toe

124
Q

Abductor Hallucis

A

O: Flexor retinaculum, medial process of calcaneal tuberosity, plantar aponeurosis
I: Medial side of base of
proximal phalanx of great toe

125
Q

Flexor Digtorum Brevis

A

O: Medial process of
calcaneal tuberosity and
plantar aponeurosis
I: Lateral surface of middle phalanx of lateral four toes

126
Q

Abductor Digito Minimi

A 
O: Primarily from the lateral
process of the calcaneal
tuberosity and the plantar aponeurosis 
I: Lateral side of base of
proximal phalanx of little toe
127
Q

Quadratus Plantae

A

O: Medial surface of calcaneus and lateral process of calcaneal tuberosity
I: The two portions join and end in a flattened band at the tendon of the flexor digitorum
longus

128
Q

Lumbricals

A

1st lumbrical -
O: medial side of tendon of flexor digitorum longus
associated with toe II
I: Dorsal surface of proximal phalanges (2- 4) and the expansions of the tendons of the extensor digitorum
longus
2-3-4 lumbrical -
O: adjacent surfaces of adjacent tendons of flexor
digitorum longus
I: Dorsal surface of proximal phalanges (2- 4) and the expansions of the tendons of the extensor digitorum
longus

129
Q

Flexor Hallucis Brevis

A

O: Plantar surface of cuboid
& lateral cuneiform Tendon of tibialis posterior
I: Two tendons into the
proximal phalanx of the digit 1. Lateral & medial sides of base of proximal phalanx of the great toe

130
Q

Adductor Hallucis

A

Transverse head -
O: ligaments associated with
metatarsophalangeal joints of lateral 3 toes
I: Lateral side of base of proximal phalanx of great toe
Oblique head -
O: bases of metatarsals II to IV and from sheath covering
fibularis longus
I: Lateral side of base of
proximal phalanx of great toe

131
Q

Flexor Digiti Minimi Brevis

A

O: Base of metatarsal V and
related sheath of fibularis longus tendon
I: Lateral side of base of
proximal phalanx of little toe

132
Q

Dorsal Interossei (4-DAB)

A

O: Adjacent sides of the
metatarsals bones between which it is located
I: Bases of the 1st phalanges of the 2nd, 3rd, and 4th toes and into the aponeurosis of the tendons of the extensor
digitorum longus

133
Q

Planter Interossei (3-PAD)

A

O: Bases and medial sides of metatarsals of toes III to
V
I: Bases of the proximal phalanx of the 3rd, 4th, and 5th digits

134
Q

External Oblique

A

O: Sternum, external surfaces & inferior borders of the lower 8 ribs (5-12)
I: Pubis, linea alba via an
aponeurosis, and the iliac crest

135
Q

Internal Oblique

A

O: Thoracolumbar
(lumbodorsal) fascia; Middle lip of iliac crest between origins of external & transversus (or anterior 2/3rds of the iliac crest); Lateral 2/3rds of inguinal
ligament
I: Inferior border of the lower 3 or 4 ribs (ribs 9, 10-12);
Aponeurosis ending in
linea alba; Pubic crest & medial aspect of the (pecten
pubis) pectineal line

136
Q

Transversus Abdominus

A

O: Thoracolumbar fascia;
Anterior 2/3rds of the inner lip of iliac crest; Lateral 1/3rd of inguinal ligament; Inner surface of costal cartilages lower 6 ribs (ribs 7 to 12)
I: Aponeurosis ending in linea alba; Pubic crest and pectineal line

137
Q

Rectus Abdominus

A

O: Pubic crest; Pubic tubercle; Front of pubic symphysis
I: Costal cartilages of ribs
5 to 7; Xiphoid process Pubis

138
Q

Pyramidalis

A

O:From anterior pubis and
pubic symphysis
I: Into linea alba

139
Q

Quadratus Lumborum

A

O: Transverse process of L5
vertebra, Iliolumbar ligament, and iliac crest
I: Transverse processes of
L1 to L4 vertebrae and medial half of inferior border of rib 12

140
Q

Psoas Minor

A

O: Lateral surface of bodies
of T12 and L1 vertebrae and intervening intervertebral disc
I: Pectineal line of the pelvic brim and iliopubic eminence

141
Q

Thoraco Lumbar Fascia (TLF)

A

TLF – a complex of several layers that separates the paraspinal muscles from the muscles of the posterior abdominal wall (QL & Psoas major).

Muscles (3 decks)

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