Cervical Region C1 Flashcards Preview

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Flashcards in Cervical Region C1 Deck (15)
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1
Q

What osseous modification is observed to the front of the anterior arch of C1?

A

Anterior Tubercle

2
Q

What observed on the back of the anterior arch of C1?

A

The Fovea Dentis

3
Q

What attaches behind the anterior arch of C1?

A

Lateral Mass

4
Q

What is the name of the rounded elevation on the medial aspect of the lateral mass of C1?

A

Tubercle for the transverse atlantal ligament

5
Q

What is identified in the midline at the back of the posterior arch of C1?

A

Posterior Tubercle

6
Q

What superior surface modification of the posterior arch of C1 is present near the lateral mass?

A

Groove/sulcus for the vertebral artery

7
Q

What superior surface modification is present near the posterior tubercle of the posterior arch of C1

A

The arcuate rim

8
Q

What attaches to the arcuate rim o the posterior arch of atlas and to the superior articular process of the lateral mass of atlas?

A

A complete ponticulus posticus

9
Q

Based on the amount of bony union between the superior articular process and the and the arcuate rim of C1 what structure will form?

A

An incomplete pontiulus posticus or a complete ponticulus posticus

10
Q

What names are given to the opening formed by the ponticulus posticus?

A

Arcuate foramen or retroarticular canal

11
Q

What is observed on the undersurface of the posterior arch of C1

A

The inferior vertebral notch

12
Q

What is the name given to the anterior part of the transverse process of C1?

A

The costal element

13
Q

What is the name given to the posterior part of the transverse process of C1?

A

The true transverse process

14
Q

What is the distal most part of the transverse process of C1?

A

The posterior tubercle

15
Q

What opening is identified in the transverse process of C1?

A

The transverse foramen