Cervical Vertebrae: C1 Flashcards
Cervical vertebrae is used for what movement?
movement of the head
What species is the exception to having 7 cervical vertebrae? How many do they have?
avian, 8-20
Which vertebrae is called the Atlas?
C1
1
dorsal tubercle
2
alar notch
3
transverse foramen
4
caudal articular fovea
5
fovea for dens
6
ventral tubercle
7
ventral arch
8
wing
9
dorsal arch
10
lateral vertebral foramen
the first spinal nerve exits the spinal cord through where?
lateral vertebral foramen in C1
what aspect of C1 is only found on C1?
alar notch
the transverse foramen is located on what?
transverse process
What aspect in C1 is only found in dog/cat?
alar notch
What aspect of C1 is not found in dog/cat?
alar foramen
What is a palpable aspect of C1?
wing
the alar notch is at the junction between what?
wing and arch indentation
camels have what between the lateral vertebral foramen and alar foramen?
bony demarcation
What are the arrows pointing to?
lateral vertebral foramen
What are the arrows pointing to?
lateral vertebral foramen
What are the arrows pointing to?
transverse foramen
What passes through the transverse foramen?
vertebral artery
what is wrong with the dorsal tubercle in C1?
poorly developed
What is circled?
caudal articular fovea
What is highlighted?
vertebral arch
What is highlighted in yellow? Horse C1
dorsal tubercle
What is highlighted in red? Horse C1
lateral vertebral foramen
What is highlighted in blue? Horse C1
alar foramen
the dorsal arch has a right and left _____
laminae
