Atypical Cervical Vertebrae: C7/Vertebra Prominens Flashcards Preview

Spinal Anatomy I - Exam 2 > Atypical Cervical Vertebrae: C7/Vertebra Prominens > Flashcards

Flashcards in Atypical Cervical Vertebrae: C7/Vertebra Prominens Deck (21)
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1
Q

What names may be given to C7?

A

vertebra prominens and vertebral prominence

2
Q

What is the name given to the topographical elevation observed at the base of the neck?

A

vertebral prominence

3
Q

In what percent of men and of women does C7 become the vertebral prominence?

A
  • men: 86%

- women: 79%

4
Q

What is the segment and gender bias for vertebrae other than C7 becoming the vertebral prominence?

A

C6 is more common in females and T1 is more common in males

5
Q

What joint surfaces are present at the superior margin of the vertebral body of C7?

A
  • anterior groove
  • posterior groove
  • right and left uncinate processes
  • cancellous bone
6
Q

What joint surfaces are present at the inferior margin of the vertebral body of C7?

A
  • anterior and posterior margins of the inferior epiphyseal rim
  • cancellous bone
7
Q

How many joint surfaces are present at the vertebral body of C7?

A

eight

8
Q

What joint classifications are observed at the vertebral body of C7?

A
  • fibrous (amphiarthrosis) syndesmosis
  • cartilaginous (amphiarthrosis) symphysis
  • modified synovial saddle (diarthrosis sellar)
9
Q

How many synovial joint surfaces are observed at the vertebral body of C7?

A

two

10
Q

What synovial joint surfaces are observed at the vertebral body of C7?

A

the right and left uncinate processes

11
Q

What muscle attaches to the vertebral body of C7?

A

longus colli muscle

12
Q

What are the osseous parts of the transverse process of C7?

A
  • costal element
  • anterior tubercle
  • costotransverse bar
  • posterior tubercle
  • true transverse process
13
Q

What features are typically present in the transverse foramen at C7?

A
  • vertebral venous plexus

- postganglionic sympathetic motor fibers

14
Q

What muscles attach to the transverse process of C7?

A
  • middle scalene
  • iliocostalis thoracis
  • longissimus cervicis
  • semispinalis capitis
  • rotators
  • intertransversarii
  • levator costarum brevis
15
Q

What is the angulation of the articular facet at C7?

A

more vertical at about 63 degrees

16
Q

What is the orientation of the superior articular facet of C7?

A

backward, upward, and medial (BUM)

17
Q

What is the orientation of the inferior articular facet of C7?

A

forward, medial, downward (ForMeD)

18
Q

What muscles will attach to the articular process of C7?

A
  • longissimus cervicis
  • longissimus capitis
  • semispinalis cervicis
  • multifidis
19
Q

What are the features of the spinous process of C7?

A

long, horizontal, nonbifid

20
Q

What muscles attach to the spinous process of C7?

A
  • trapezius
  • rhomboid minor
  • serratus posterior superior
  • splenius capitis
  • spinalis capitis
  • spinalis cervicis
  • semispinalis thoracis
  • multifidis
  • rotators
  • interspinalis
21
Q

What ligaments attach to the spinous process of C7?

A
  • ligamentum nuchae

- interspinous ligaments