Anatomy: Skull
There portion of the skull has 8 bones:
This layer of fascia is attached to the hyoid bone superiorly and to the base of skull; it extends to enclose the larynx and esophagus, thyroid and parathyroid and extends all the way to the bifurcation of the trachea
The Pretracheal layer of cervical fascia
Name the superficial facial bones:
(2) maxilla, (2) lacrimal, (2) nasal, (2) zygomatic, mandible
What are the main contents of the submandibular triangle?
The submandibular gland, the submandibular lymph nodes; hypoglossal n., mylohyoid n., parts of the facial artery and vein
These foramina transmit the axons of olfactory cells in olfactory epithelium that form the olfactory nn.
Cribriform foramina in cribriform plate
At the junction of the greater wing of sphenoid, squamous temporal, frontal, and parietal bones; overlies course of anterior division of middle meningeal artery
What are the boundaries of the lateral cervical region?
Anterior: posterior border of the SCM; Posterior: anterior border of the trapezius muscle; inferiorly: middle third of clavicle; apex: where SCM and trapezius meet; roof: investing layer of deep cervical fascia; floor: muscles covered by the prevertebral layer of deep cervical fascia
The jugular foramen transmits which major nerves and vessels?
Investing layer, pretracheal layer, carotid sheath, prevertebral layer
Anteriorly: median line of the neck; Posteriorly: anterior border of the SCM; Superiorly: inferior border of the mandible; apex located at the jugular notch in the manubrium; roof formed by subcutaneous tissue/platysma; floor: pharynx, larynx, and thyroid gland
What important brain structure(s) exit the foramen magnum?
Medulla and meninges, vertebral arteries, CN XI, dural veins, anterior and posterior spinal arteries
What are the boundaries of the posterior cervical region?