Flashcards in Cervical Region C1 Deck (15)
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1
What osseous modification is observed to the front of the anterior arch of C1?
Anterior Tubercle
2
What observed on the back of the anterior arch of C1?
The Fovea Dentis
3
What attaches behind the anterior arch of C1?
Lateral Mass
4
What is the name of the rounded elevation on the medial aspect of the lateral mass of C1?
Tubercle for the transverse atlantal ligament
5
What is identified in the midline at the back of the posterior arch of C1?
Posterior Tubercle
6
What superior surface modification of the posterior arch of C1 is present near the lateral mass?
Groove/sulcus for the vertebral artery
7
What superior surface modification is present near the posterior tubercle of the posterior arch of C1
The arcuate rim
8
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 complete ponticulus posticus
9
Based on the amount of bony union between the superior articular process and the and the arcuate rim of C1 what structure will form?
An incomplete pontiulus posticus or a complete ponticulus posticus
10
What names are given to the opening formed by the ponticulus posticus?
Arcuate foramen or retroarticular canal
11
What is observed on the undersurface of the posterior arch of C1
The inferior vertebral notch
12
What is the name given to the anterior part of the transverse process of C1?
The costal element
13
What is the name given to the posterior part of the transverse process of C1?
The true transverse process
14
What is the distal most part of the transverse process of C1?
The posterior tubercle
15
