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ANAT102 > Muscle Attachments > Flashcards

Muscle Attachments Flashcards

1
Q

diaphragm

A 
ORIGIN 
-	the lumbar vertebrae 
-	bodies and intervening discs L1 – L3 
-	inner surface of the lower six ribs  and their costal cartilages 
-	posterior surface of the xiphoid 
-	process of the sternum 
INSERTION  
-	central tendon
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2
Q

intercostals

A

ORIGIN
- upper border of rib
INSERTION
- lower border of rib above

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3
Q

levator costorum

A

ORIGIN
- transverse processes of vertebrae C7 – T11
INSERTION
- upper border of rib below

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4
Q

subcostals

A

like innermost intercostals but jumps 1-2 intercostal spaces

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5
Q

rectus abdominus

A 
ORIGIN 
-	xiphoid process of sternum
-	costal cartilages of ribs 5, 6 and 7
INSERTION  
-	pubic crest and pubic symphysis
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6
Q

external oblique

A 
ORIGIN 
-	outer border lower 8 ribs and costal cartilages 
INSERTION  
-	iliac crest
-	linea alba
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7
Q

internal oblique

A 
ORIGIN 
-	lower border lower 4 ribs and costal cartilages 
INSERTION  
-	iliac crest 
-	linea alba
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8
Q

transverse abdominus

A 
ORIGIN 
-	inner surface of costal cartilages of lower 6 ribs
INSERTION  
-	iliac crest
-	thoracolumbar fascia 
-	inguinal ligament
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9
Q

pyramidalis

A

ORIGIN
- pubic crest
INSERTION
- linea alba

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10
Q

quadratus lumborum

A 
ORIGIN 
-	iliac crest 
-	adjacent iliolumbar ligament 
INSERTION  
-	medial half lower border rib 12
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11
Q

psoas major

A 
ORIGIN 
-	bodies and IV discs 
-	transverse process of T12 – L5 
INSERTION  
-	lesser trochanter of femur with iliacus
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12
Q

psoas minor

A

ORIGIN
- bodies and IV discs T12 – L1
INSERTION
- iliopubic eminence

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13
Q

iliacus

A

ORIGIN
- iliac fossa
INSERTION
- lesser trochanter of femur with psoas major

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14
Q

serratus posterior superior

A

ORIGIN
- spinous process of C7 to T3
INSERTION
- angles of ribs 2 – 5

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15
Q

serratus posterior inferior

A

ORIGIN
- spinous process of T11 – L2
INSERTION
- angles of ribs 9 – 12

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16
Q

erector spinae

A

COMMON ORIGIN

  • spinous processes and supraspinous ligaments T11 – L5
  • transverse processes of lumbar vertebrae
  • median sacral crest
  • iliac crest
17
Q

iliocostalis lumborum

A

ORIGIN
- common origin
INSERTION
- attaches to angles of lower ribs

18
Q

iliocostalis throcacis

A

ORIGIN
- angles of lower ribs
INSERTION
- angles of upper ribs

19
Q

iliocostalis cervicis

A

ORIGIN
- angles of upper ribs
INSERTION
- transverse processes of lower cervical vertebrae

20
Q

longissimus thoracis

A

ORIGIN
- common origin
INSERTION
- transverse processes of thoracic vertebrae + adjacent rib

21
Q

longissimus cervicis

A

ORIGIN
- transverse processes upper thoracic vertebrae
INSERTION
- transverse processes mid cervical vertebrae

22
Q

longissimus capitis

A

ORIGIN
- transverse processes upper thoracic and mid cervical vertebrae
INSERTION
- base of skull (mastoid process of temporal bone)

23
Q

spinalis thoracis

A

ORIGIN
- spinous process low thoracic and upper lumbar vertebrae
INSERTION
- spinous process upper thoracic vertebrae

24
Q

spinalis cervicis

A

ORIGIN
- spinous process upper thoracic vertebrae
INSERTION
- spinous process cervical vertebrae

25
Q

spinalis capitus

A
  • = medial portion of semispinalis capitis
26
Q

multifidus

A

ORIGIN
- transverse processes
INSERTION
- 2-5 spinous processes above

27
Q

rotatores

A

ORIGIN
- transverse processes
INSERTION
- 1-2 spinous processes above

28
Q

intertransversarii

A

ORIGIN
- transverse process
INSERTION
- transverse process

29
Q

interspinales

A

ORIGIN
- spinous process
INSERTION
- spinous process

30
Q

sternocleidomastoid

A 
ORIGIN 
-	mastoid process of temporal bone 
-	superior nuchal lien 
INSERTION  
-	sternal head (anterior surface manubrium)
-	clavicular head (medial 1/3 clavicle)
31
Q

platysma

A

ORIGIN
- skin and subcutaneous tissue of upper thorax and shoulder
INSERTION
- mandible and fascia of lower face

32
Q

longus colli

A 
ORIGIN 
-	upper thoracic vertebrae 
INSERTION  
-	bodies to transverse process
-	transverse process to bodies
-	bodies to bodies
33
Q

longus capitis

A

ORIGIN
- upper cervical transverse process
INSERTION
- anterior base of skull

34
Q

scalenes anterior

A

ORIGIN
- transverse processes of C3 - 6
INSERTION
- rib 1

35
Q

scalenes medius

A

ORIGIN
- transverse processes of C1 – 7
INSERTION
- rib 1

ANAT102 (1 decks)

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