Question #611
Considering the occipital triangle
The occipital triangle is the upper part of the posterior triangle. Its boundaries are made up by the posterior border of sternocleidomastoid, the anterior border of trapezius and the inferior belly of omohyoid. The floor is formed by the prevertebral fascia overlying the deep muscles of the neck and the roof is superficial layer of deep investing fascia.
The triangle is named after the occipital artery which crosses its apex.
Other contents include:
- External jugular vein
- Branches of the cervical plexus
- Spinal accessory nerve
- Trunks of the brachial plexus
- Tranverse cervical artery
- Cervical lymph nodes
