Gross Anatomy #3 – Deep Back (2009) Flashcards
The thoracolumbar fascia (lumbodorsal fascia) is deep to which of the following?
a) Erector spinae
b) Quadratus lumborum
c) Psoas major
d) Psoas minor
e) Serratus posterior
e) Serratus posterior
Which of the following is the deepest muscle?
a) Longissimus
b) Spinalis
c) Semispinalis
d) Multifidus
e) Rotatores
e) Rotatores
What is the cranial attachment of splenius capitis?
a) Mastoid process
b) Styloid process
c) Inion
d) Inferior nuchal line
e) External occipital protuberance
a) Mastoid process
Ligamentum nuchae extends from the median nuchal line as well as the:
a) Mastoid process
b) Styloid process
c) External occipital protuberance
d) Inferior nuchal line
e) Superior nuchal line
c) External occipital protuberance
A 35-year-old male presents with the main complaint of lower back discomfort.
Physical exam reveals that L1–L4 are side-bent left (SBL) and rotated right (RR).
Dysfunction of which of the following muscles is the most likely to be responsible for
this finding?
a) Splenius capitus
b) Iliocostalis
c) Longissimus
d) Semispinalis
e) Spinalis
d) Semispinalis
Which of the following muscles is NOT a direct border of the suboccipital triangle?
a) Rectus capitis posterior major
b) Rectus capitis posterior minor
c) Obliquus capitis superior
d) Obliquus capitis inferior
b) Rectus capitis posterior minor
Which of the following moves the skull but does not have an attachment on the skull?
a) Rectus capitis posterior major
b) Rectus capitis posterior minor
c) Obliquus capitis superior
d) Obliquus capitis inferior
d) Obliquus capitis inferior
The vertebral artery is within the suboccipital triangle, which is innervated by posterior rami of what vertebral nerve? a) C1 b) C2 c) C3 d) C4 e) C5
a) C1
What muscle is pierced by the greater occipital nerve?
a) Rectus capitis posterior major
b) Rectus capitis posterior minor
c) Splenius capitis
d) Obliquus capitis
e) Semispinalis capitis
e) Semispinalis capitis
