Atlas Versus Axis
It is best to understand these parts by learning that the atlas vertebrae is for stability while the axis is for motion and function of the latter.
Atlas versus axis. The first vertebra which articulates with the skull is known as the atlas and the second vertebra is called the axis. When you nod your head as if to say yes that is neck flexion. Furthermore atlas help to hold the head upright while axis allows the head to turn side to side. The atlas and axis in particular work with the ligaments to move the neck.
The atlas and axis vertebrae are important in the balance of the skeletal frame of the human body. Atlas and axis vertebrae are two cervical vertebrae of the vertebral column. The joint between the atlas and axis is a pivot type of joint. As nouns the difference between atlas and axis is that atlas is a bound collection of maps often including tables illustrations or other text while axis is geometry an imaginary line around which an object spins an axis of rotation or is symmetrically arranged an axis of symmetry or axis can be axis axis a deer native to asia.
The atlas and axis form the atlanto axial joint which allows head rotation. The atlas is the first cervical neck vertebra which is just under the head. Learn vocabulary terms and more with flashcards games and other study tools. This is an online quiz called atlas vs.
The atlas and the occipital bone form the atlanto occipital joint which allows neck flexion. In mammals modifications of the atlas axis complex allow special movements of the head e g. Shaking the head yes or no in humans. It holds the head upright.
Start studying atlas vs axis. The key difference between atlas and axis vertebrae is that the atlas vertebra is the most superior vertebra. Axis there is a printable worksheet available for download here so you can take the quiz with pen and paper. Atlas and axis joint.
It is named for atlas the greek god who supported the world on his shoulders. Search help in finding atlas vs. The atlas and axis are specialized to allow a greater range of motion than normal vertebrae. It has what is called the odontoid process about which the atlas rotates.
The main difference between atlas and axis vertebrae is that atlas is the first cervical vertebra which supports the skull whereas axis is the second cervical vertebra which forms the pivot upon the atlas. Axis online quiz version. Without each part of the vertebrae the body cannot function properly. The axis is the second cervical vertebra.