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C1 (atlas) and C2 (axis). C1 allows for nodding yes (flexion and extension) while C2 allows for shaking head no (lateral rotation).
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∙ 9y ago
Wiki User
∙ 13y agoAxis vertebra
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What cervical vertebra has a tooth-like projection on its superior surface?
The second cervical vertebra (C2), also called the axis, has a projection on it's superior surface called a dens that creates a pivot joint with the vertebra above it (C1), also known as the atlas. The pivot joint between these two vertebra allows 45 degrees of rotation in each direction, which is half the possible rotation of the head.
Which cervical vertebra holds up the head?
Atlas
Which joint allows you to turn your head?
pivot is the joint that helps to turn our head.
Which one is the first vertebra of vertebral column?
The first vertebra is at the top of the neck. It is called cervical vertebra number one or C1. It also has a name and is called the atlas after the Greek god who held up the Earth. In this case the atlas supports the head.
Dens here provides a pivot for rotation of the first cervical vertebra?
Atlaswrong . the correct answer is axis (http://en.wikipedia.org/wiki/Axis_(anatomy)) "It forms the pivot upon which the first cervical vertebra (the atlas), which carries the head, rotates."
What type of joint allows you to shake your head no?
pivot joint
What is the function of the axis in the vertebra?
to be able to move your head up and down
How you say shake my head in spanish?
cabecear = to shake one's head cabeceo = I shake my head
What cervical vertebra has a tooth-like projection on its superior surface?
The second cervical vertebra (C2), also called the axis, has a projection on it's superior surface called a dens that creates a pivot joint with the vertebra above it (C1), also known as the atlas. The pivot joint between these two vertebra allows 45 degrees of rotation in each direction, which is half the possible rotation of the head.
When was Shake Your Head created?
Shake Your Head was created in 1983.
Which cervical vertebra holds up the head?
Atlas
When the head is moved from side to side the first vertebra pivots around the what of the second vertebra?
densThe Dens of the second Vertebrae.
Head moved side to side first vertebra pivots around?
around the dens of the second vertebra. Is that is the full question?
What muscle that moves the head but does not attach to any vertebra?
Sternocledomastoid
Why does your head hurt when you shake it?
You head hurts when you shake it because your brain hits against you skull
What does the first vertebra pivot around when head moves side to side?
dens
Does king cobra have a vertebra?
Yes, the king cobra is a vertebrate, and has 200-400 vertebra in its body, just after the head. That's how it can bend its body to slither and move.
