Muscles of Back Flashcards

1
Q

attach to cervical and thoracic spinous processes and ribs that elevate ribs

A

serratus posterior superior

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

attaches lumbar spinous process, ribs, and cervical transverse processes

A

iliocostalis

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

attaches at vertebral border of scapula and upper thoracic vertebral spinous process

A

rhomboid

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

evelates scapula

A

levator scapulae

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

attaches from transverse process to spinous processes in thoracic region; 1 or 2 superior

A

rotatores

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

extends head and neck and moves scapula

A

trapezius

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

muscles that move the vertebral column and are responsible for maintaining erect posture of the spine

A

intrinsic back muscle

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

attaches at nuchal ridge at occipital protuberance of cranium, nuchal ligament in neck, vertebral segments, spine of scapula, and clavicle

A

trapezius

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

most superficial layer of extrinsic layer include which muscles

A

trapezius and latissimus dorsi

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

attach at thoracic spinous processes to cervical transverse processes

A

splenius cervicis

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

attaches at lower thoracic vertebral segments down to lumbar down to thoracolumbar fascia and attaches at humerus (intertubular sulcus)

A

latissimus dorsi

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

group containing spinalis, longissimus, and ilicostalis

A

erector spinae

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

more deep intrinsic muscles

A

transversospinalis muscles

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

attach from spinous process to transverse process in thoracic, lumbar, and cervical region; 2+ superior

A

multifudus

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

intermediate layer of extrinsic layer include which muscles

A

levator scapulae and rhomboid

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

erector spinae muscle group _______ the trunk when active unilaterally

A

laterally flex/bend

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

deepest layer of extrinsic layer include which muscles

A

serratus posterior inferior and superior

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

more intermediate intrinsic muscles

A

erector spinae

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

attaches at spinal processes of lumbar, thoracic, and cervical regions and at nuchal ligament

A

spinalis

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

muscles that move the shoulder and arm

A

extrinsic back muscles

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

more superficial intrinsic muscles

A

splenius

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

motor and sensory innervation for latissimus dorsi comes from _______

A

thoracodorsal n (Brachial Plexus)

23
Q

attach to thoracic and lumbar spinous processes and ribs that depress ribs

A

serratus posterior inferior

24
Q

retracts scapula

25
motor and sensory innervation for rhomboid minor and major comes from \_\_\_\_\_\_\_
Brachial Plexus (Dorsal Scapular n.)
26
motor and sensory innervation for serratus posterior comes from \_\_\_\_\_\_\_
Intercostal nerve branches
27
motor innervation for trapezius comes from \_\_\_\_\_\_
Spinal accessory n (CNXI)
28
moves arm/ humerus
lattisimus dorsi
29
attach between spinal processes from lumbar to cervical
interspinalis
30
sensory innervation for trapezius comes from \_\_\_\_\_\_
Cervical plexus (C3 & C4)
31
less tissue, easier to hear breathing sounds; made of deltoid, trapezius, and latissimus dorsi endings
triangle of auscultation
32
erector spinae muscle group _______ the trunk when active bilaterally
extend
33
attach at lower cervical and thoracic spinous processes to mastoid process of cranium
splenius capitus
34
attach between transverse processes from lumbar to cervical
intertransversarii
35
motor and sensory innervation for levator scapulae comes from \_\_\_\_\_\_\_
Cervical Plexus (C3 &C4) and Brachial Plexus (Dorsal Scapular n)
36
attach superior angle of scapula, transverse processes of first 4 vertebrae
levator scapulae
37
attach from transverse process to ribs; 1 inferior only in thoracic region
levator costarum
38
attach from thoracic transverse processes to the mastoid process of cranium
semispinalis
39
group containing semispinalis, rotatores, and multifudus
transversospinalis group
40
attaches at sacrum/ilium, mastoid process of cranium, cervical transverse processes
longissimus
41
transversospinalis muscle group ______ the trunk when they are active bilaterally
extend
42
nerves for intrinsic back muscles come from \_\_\_\_\_\_
dorsal ramus
43
slight weakening in lateral abdominal wall, prone to herniation; formed by latissimus dorsi (posterior), external oblique, and ilium
lumbar triangle
44
when transversospinalis muscle group are active unilaterally, they ________ the trunk to the opposite side of the muscle activity
rotate
45
splenius muscle segments
capitus and cervicis
46
iliocostalis muscle segments
lumborum, thoracis, and cervicis
47
longissimus muscle segments
thoracis, cervicis, and capitus
48
spinalis muscle segments
thoracis and cervicis
49
rotatores muscle segments
longus and brevus
50
semispinalis muscle segments
cervicis and capitus
51
52
53