Foramen Transversarium

Question 1. Atlanto-axial joint
Answer:

Atlanto-axial joint Ligaments:

Laterally
- Capsular ligament
- Lateral part of the anterior longitudinal ligament
- Ligamentum flavum
Medially
- Loose capsular ligament
- Transverse ligament

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Atlanto-axial joint Movements:

Question 2. Foramen transversarium
Answer:

Foramen transversarium is specific to cervical vertebrae
Anterior and posterior tubercles are on either side of the foramen on each tranverse process
Anterior tubercle on sixth vertebrae is called carotid tubercle
It separates carotid artery from vertebral artery

“Role of the foramen transversarium in housing the vertebral artery: Questions answered”

Foramen transversarium Relations:

Foramen transversarium transmits
1. Vertebral artery
2. Vertebral veins
3. Branch from the inferior cervical ganglion
Anterior tubercle gives origin to
1. Scalenus anterior
2. Longus capitis
3. Oblique part of longus colli
Posterior tubercle gives origin to
- Scalenus medius
- Scalenus posterior
- Levator scapulae
- Splenius cervicis
- Longissimus cervicis
- Iliocostalis cervicis

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Question 3. Features of axis vertebrae
Answer:

Axis is the second cervical vertebra
Features of axis vertebrae is identified by dens or odontoid process, typical feature of it

Features of axis vertebrae Surfaces:

Superior surface of body – fused with dens
Inferior surface – Has prominent anterior margin, Presents inferior vertebral notch
Anterior surface – has median ridge on each side

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Features of axis vertebrae Features:

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