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Part 1 Boards Spinal > Myology > Flashcards

Flashcards in Myology Deck (26):
1

suboccipital triangle contents

suboccipital nerve and vertebral artery

2

name the superior lateral border of the suboccipital triangle

superior oblique

3

name the medial border of the suboccipital triangle

rectus capitis posticus major

4

name the inferior lateral border of the suboccipital triangle

inferior oblique

5

which artery traverses through the suboccipital triangle

vertebral artery

6

which nerve traverses through the suboccipital triangle

suboccipital nerve

7

muscles of superficial neck

platysma and SCM

8

suprahyoid muscles (4)

digastric (2 bellies), stylohyoid, mylohyoid, geniohyoid

9

infrahyoid muscles (TOSS)

sternohyoid, sternothyroid, omohyoid (2 bellies), thyrohyoid

10

head and neck vertebral muscles

longus colli, scalenus anterior medius and posterior

11

muscles of mastication

temporalis, masseter, medial (internal) pterygoid, lateral (external) pterygoid

12

roof of suboccipital triangle

semispinalis capitis muscle

13

floor of suboccipital triangle

posterior atlanto-occipital membrane

14

deep muscles of the back

multifidus, rotatores, intertransversarii, interspinalis, iliocostalis, longissimus, spinalis

15

erector spinae muscle group (i love spinal) lat to med

iliocostalis, longissimus, spinalis

16

muscles of thorax

external intercostals, internal intercostals, transverse thoracic, subcostalis

17

muscles of anterior abdominal wall

external oblique, internal oblique, transverse, rectus abdominis, cremaster

18

muscles of posterior abdominal wall

quadratus lumborum, psoas major, psoas minor

19

muscles of lateral pelvis wall

piriformis, obturator internus

20

muscles of pelvic floor

levator ani muscles ( pubococcygeus, puborectalis, iliococcygeus) coccygeus

21

muscles of urogenital diaphragm (deep perineus)

sphincter urethrae, deep transverse perinei

22

superficial perineum muscles

ischicavernosus, bulbospongiosus, superficial transversus perinei

23

piriformis origin

anterior sacrum and sacrotuberous ligament

24

piriformis insertion

greater trochanter

25

piriformis innervation

S1-S2

26

piriformis action

external hip rotation, abduction of thigh