Lecture 8 Flashcards

1
Q

What is the primer mover of the back extension

A

Erector Spinae

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

How do the muscles and tendons run in the Eretor spinae

A

Run more/less vertically

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

What 3 columns does the erector spinae consist of?

A
  • Illicostalis
    -Longissimus
    -Spinalis
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

Name the muscles of the Illiocostalis

A

iliocostalis cervicis
iliocostalis thoracis iliocostalis lumborum

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

Name the muscles of the longisimus CCT

A

longisimus capitis
longisimus cervicis
longisimus thoracis

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Name the muscles of the Spinalis

A

spinalis capitis
spinalis cervicis
spinalis thoracis

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

How many muscles in the Erector spinae?

A

9

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

ILIOCOSTALIS

A

Most lateral muscle group of erector spinae muscles, extending from pelvis to neck.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

liocostalis cervicis:
ORIGIN

A

Angles of 3-6 ribs

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

liocostalis cervicis
INSERTATION

A

TVP C4- C6

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

liocostalis cervicis:
ACTION

A

Extension, lateral flexion of vertebral column

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

liocostalis cervicis:
Bilateral action

A

extension of vertebral column
maintenance of erect posture
stabilization of vertebral column during flexion

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

liocostalis cervicis:
unilateral action

A

lateral bend to same side
rotation to same side

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

liocostalis:
Nerve Supply

A

Dorsal Primary Rami for all

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

Iliocostalis thoracic
ACTION

A

Extension, lateral flexion of vertebral column

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

Iliocostalis thoracic
ORIGIN

A

Angles of lower 6 ribs (6-12), medial to iliocostalis lumborum

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
17
Q

Iliocostalis thoracic
INSERTATION

A

lower border of angles of ribs 1-6 & TVP C7

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
18
Q

Iliocostalis lumborum:
ACTION

A

Extension, lateral flexion of vertebral column,
rotates ribs for forceful inspiration

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
19
Q

Iliocostalis lumborum
ORIGIN

A

Medial and lateral sacral crests and medial part of iliac crests

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
20
Q

Iliocostalis lumborum
INSERTATION

A

Angles of lower 6 ribs

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
21
Q

LONGISSIMUS CAPITUS
Insertation

A

Posterior part of the mastoid process of temporal bone

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
22
Q

Longissimus

A

Longissimus
Muscle lateral to the semispinalis
It is the subdivision of the Iliocostalis & extends forward into
the TVPs of the cervical vertebrae

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
23
Q

Longissimus Muscles (3)

A

longissimus capitis
longissimus cervicis longissimus thoracis

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
24
Q

Is the Semispinalis capitus apart of the erector spinae?

A

NO

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
25
Q

SPINALIS

A

Bundle of muscles and tendons located nearest to the spine

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
26
Q

Spinalis Capitis
ORIGIN

A

SP of lower cervical and upper thoracic vertebrae

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
27
Q

Spinalis Capitis
INSERTATION

A

Between superior and inferior nuchal lines of occipital bone

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
28
Q

Spinalis Capitis
ACTION

A

extension and rotates head

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
29
Q

Spinalis
NERVE SUPPLY

A

Dorsal primary rami

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
30
Q

Spinalis Cervicis
ORIGIN

A

Ligamentum nuchae
SP C7

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
31
Q

Spinalis Capitis
INSERTATION

A

SP of axis

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
32
Q

Spinalis Capitis
ACTION

A

Extends Vertebral column

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
33
Q

Spinalis thoracis
ORIGIN

A

SP of T11-12
SP L1-L2

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
34
Q

Spinalis Capitis
INSERTATION

A

SP T1-T8

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
35
Q

Spinalis Capitis
ACTION

A

Extends VC

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
36
Q

Spinalis Thoracis
Origin

A

SP T11-T12
SP L1-L2

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
37
Q

Spinalis Thoracis
INSERTATION

A

SP T1-T8

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
38
Q

Spinalis Thoracis
ACTION

A

Extends VC

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
39
Q

Name the muscles in the
Transversospinal group

A
  • SemiSpinalis (3)
    -Multifidius
    -Rotares
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
40
Q

What is the combined action of the transversospinal group?

A

rotation and extension of the VC

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
41
Q

What are the muscles of the Semispinalis?

A

Semispinalis capitis
Semispinalis cervicis
Semispinalis thoracis

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
42
Q

How does the Semispinalis span?

A

– spanning 4-6 vertebral column

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
43
Q

How does the multifidus span?

A

– spanning 4-6 vertebral column

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
44
Q

Where is the semispinalis found

A

Underneath the erector spinae

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
45
Q

Multifidius

A

Very thin muscle, consists of a number of fleshy and tendinous fasciculi
Fill up the groove on either side of the SP of the vertebrae (from the sacrum to the axis

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
46
Q

Multifidius
ORIGIN
Sacral region

A

along sacral foramina up to PSIS

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
47
Q

Multifidius
ORIGIN
Lumbar region –

A

mammillary processes of vertebrae

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
48
Q

Multifidius
ORIGIN
Thoracic region –

A

TVP
Cervical region – articular processes C4-C7

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
49
Q

Multifidius
INSERTATION

A

SP of vertebrae 2-4 superior to origin

50
Q

Multifidius
Nerve supply

A

Dorsal Primary rami

51
Q

How does the Rotatores span?

A
  • spanning 1-2 vertebral column
52
Q

Describe the Rotatores

A

Long and short

53
Q

Rotatores
Origin

A

TVP of each Vertebrae

54
Q

Rotatores
INSERTATION

A

Base of SP of the next vertebra above

55
Q

Name the STABILISERS

A

Interspinale
Intertransversi

56
Q

Stabilisers

A

segmental muscles

57
Q

Interspinale
Origin:

A

SP of each vertebra

58
Q

Interspinale
Insertation

A

SP of vertebra immediately above

59
Q

Interspinale
ACTION

A

extension of the vertebrae segments

60
Q

Nerve supply to Stabilisers

A

Dorsal Primary rami

61
Q

Intertransversi –
Origin and insertion

A

Between TVP of adjacent vertebra, less developed in thoracic region

62
Q

Intertransversi –
ACTION

A

: laterally flexes each respective pair of vertebrae
(also eccentric muscle contraction provides stability)

63
Q

ABDOMINAL WALL –POSTERIOR
- Name the 3 muscles

A

Quadratus lumborum
Psoas major
Posas minor

64
Q

Descibe the Quadratus lumborum

A

Iirregular and quadrilateral in shape, and broader below than above

65
Q

Quadratus lumborum
Origin

A

iliolumbar ligament
illiac crest

66
Q

Quadratus lumborum
Insertation

A

Rib 12
TVP L1- L4

67
Q

Quadratus lumborum
Action

A

Laterally flexes VC

68
Q

Quadratus lumborum + Psoas Major
Nerve Supply

A

Anterior primary rami

69
Q

Psoas major
Origin

A

Bases of TVP L1-L5
Bodies of T12-L5
IVD above each lumbar verterbra

70
Q

Psoas Major
Insertation

A

Lesser tronchanter of femur

71
Q

Psoas Major
Action

A

Flexes thigh
Flexes VC

72
Q

Psoas Minor

A

Oftern absent

73
Q

How many Gluteal muscles

A

Three Gluteus muscles

74
Q

Name Gluteal muscles

A

maximum, minimus & medius) + Tensor faciae latae

75
Q

Which is the largest and most superfical

A

Gluteus maximus

76
Q

Which forms the bulk of the buttock mass

A

Gluteus maximus

77
Q

Which nerve does the Gluteus maximus overlie

A

sciatic nerve

78
Q

Describe the fascicles of the Gluteus maximus

A

thick and coarse

79
Q

Where is the site for intramuscular injections

A

Gluteus maximus

80
Q

Gluteus maximus
Origin

A

dorsal ilium, sacrum & coccyx

81
Q

Gluteus maximus
Insertion:

A

gluteal tuberosity of femur; iliotibial tract

82
Q

Gluteus maximus
upper part Action

A

abducts, laterally rotates thigh

83
Q

Gluteus maximus
lower part Action

A

extends, laterally rotates thigh, extends trunk, assists in adduction of thigh

84
Q

When is the Gluteus maximus most working and describe the motion

A

sitting - major extensor of thigh
Complex, powerful & most effective when thigh is flexed.

85
Q

When is the Gluteus maximus active

A

when knees are at 30 degrees

86
Q

Gluteus maximus
Nerve supply

A

Inferior gluteal Nerve

87
Q

What is the smallest of the 3 gluteal muscles?

A

Gluteus minimus

88
Q

Describe the Gluteus medius

A

thick, radiating muscle, situated on the outer surface of the pelvis

89
Q

what covers the Gluteus medius?

A

largely (posterior 3rd) covered by gluteus maximus, anterior 2/3rd covered by the gluteal aponeurosis

90
Q

Which site is better for intramuscular injections by the Gluteus medius

A

– ventral site safer than dorsal – due to low risk of injuring sciatic nerve

91
Q

Gluteus medius
origin

A

Outer surface of ilium inferior to iliac crest

92
Q

Gluteus medius
Insertation

A

Lateral surface of greater trochanter

93
Q

Gluteus medius
Action

A

Abducts femur
rotates thigh medially; preventing adduction of the hip

  • stabilise pelvis, important in walking
94
Q

Gluteus medius
Nerve Suppy

A

superior gluteal nerve

95
Q

What causes Trendelenburg gait

A

Dysfunction of the gluteus medius

96
Q

Where is the Gluteus minimus found?

A

situated immediately beneath the gluteus medius

97
Q

Gluteus minimus
Origin

A

Outer surface of ilium (between ant. & inferior gluteal lines)

98
Q

Gluteus minimus
INSERTATION

A

anterior surface of greater trochanter

99
Q

Gluteus minimus
ACTION

A

same as gluteus medius
Works in concert with gluteus medius: abduction of the hip; preventing adduction of
the hip, medial rotation of thigh

100
Q

Piri

A

Pear

101
Q

Forma

A

ShapePi

102
Q

Shape of the Piriformis

A

Pyradimal muscle

103
Q

Where is the Piriformis located

A

located on the post. aspect of hip joint
inferior to gluteus minimus, issues from the great sciatic notch in pelvis lies on top of sciatic nerve

104
Q

Piriformis
ORIGIN

A

Internal surface of sacrum, sacrotuberous ligament

105
Q

Piriformis
INSERTATION

A

upper border of greater trochanter of femur

106
Q

Piriformis
ACTION

A

Laterally rotates thigh, abducts thigh, stabilise hip joint

107
Q

Piriformis
NERVE

A

Nerve to piriformis from sacral plexus

108
Q

Describe Piriformis syndrome

A

Lies over the top of the sciatic nerve, dysfunction causes impingement (sciatica) and/or SI joint pain

109
Q

Which of the following connective tissue sheaths surround each muscle fibre?

A

Endomysium

110
Q

Which of the following muscles inserts into the anatomical horse shoe of the pectorial girdle?

A

Trapezius

111
Q

Which of the following muscles originates on the spinous process of the axis

A

RCP major

112
Q

Which of the following muscles rotates the head?

A

RCP major

113
Q

Which of the following muscles is NOT innervated by the Dorsal Scapular nerve?

A

Latissimus dorsi

114
Q

Which is NOT part of the Erector Spinae group?

A

Semispinalis

115
Q

Which is the most medial group of the Erector Spinae group?

A

Spinalis

116
Q

Which of the following muscles rotates the head?

A

Splenius Capitus

117
Q

Which of the following muscles extends the vertebral column?

A

Longissimus cervicus

118
Q

Which of the following muscles inserts into the bottom of the intertubercular groove of the humerus

A

Latissimus Dorsi

119
Q

Which of the following muscles ORIGINATES on the mammillary processes of lumbar vertebrae?

A

Multifidius

120
Q

Which of the following muscles is the deepest muscle?

A

Rotatores