Sphenoethmoidal suture
The sphenoethmoidal suture marks the osseous union between the crest of sphenoid bone and the perpendicular and cribiform plates of ethmoid bone.
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Anatomy: Head and neck
- skeleton of the head and neck
- cranial vault
- scalp (mnemonic)
- fontanelle
- sutures
- calvarial
- facial
- frontozygomatic suture
- frontomaxillary suture
- frontolacrimal suture
- frontonasal suture
- temporozygomatic suture
- zygomaticomaxillary suture
- parietotemporal suture (parietomastoid suture)
- occipitotemporal suture (occipitomastoid suture)
- sphenofrontal suture
- sphenozygomatic suture
- spheno-occipital suture (not a true suture)
- lacrimomaxillary suture
- nasomaxillary suture
- internasal suture
- basal/internal
- skull landmarks
- frontal bone
- temporal bone
- parietal bone
- occipital bone
- skull base (foramina)
- facial bones
- midline single bones
- paired bilateral bones
- cervical spine
- hyoid bone
- laryngeal cartilages
- cranial vault
- muscles of the head and neck
- muscles of the tongue (mnemonic)
- muscles of mastication
- muscles of facial expression
- occipitalis muscle
- circumorbital and palpebral muscles
- nasal muscles
- buccolabial muscles
- elevators, retractors and evertors of the upper lip
- levator labii superioris alaeque nasalis muscle
- levator labii superioris muscle
- zygomaticus major muscle
- zygomaticus minor muscle
- malaris muscle
- levator anguli oris muscle
- risorius muscle
- depressors, retractors and evertors of the lower lip
- depressor labii inferioris muscle
- depressor anguli oris muscle
- mentalis muscle
- compound sphincter
- orbicularis oris muscle
- incisivus superior muscle
- incisivus inferior muscle
- muscle of mastication:
- elevators, retractors and evertors of the upper lip
- muscles of the middle ear
- orbital muscles
- muscles of the soft palate
- pharyngeal muscles
- suprahyoid muscles
- infrahyoid muscles
- intrinsic muscles of the larynx
- muscles of the neck
- accessory muscles of the neck
- deep cervical fascia
- deep spaces of the neck
- anterior cervical space
- buccal space
- carotid space
- danger space
- deep cervical fascia
- infratemporal fossa
- masticator space
- parapharyngeal space
- stylomandibular tunnel
- parotid space
- pharyngeal (superficial) mucosal space
- perivertebral space
- posterior cervical space
- pterygopalatine fossa
- retropharyngeal space
- suprasternal space (of Burns)
- visceral space
- surgical triangles of the neck
- orbit
- bony orbit
- orbital spaces
- extraconal
- myofascial cone
- intraconal
- ocular globe
- conjunctiva
- cornea
- sclera
- uvea
- iris
- ciliary body
- choroid
- ora serrata
- vitreous body
- lens
- optic nerve-sheath complex
- fovea
- orbital septum
- naso-orbitoethmoid region
- eye movements
- orbital blood supply
- orbital nerve supply
- lacrimal apparatus
- ear
- paranasal sinuses
- nose
- oral cavity
- pharynx
- larynx
- viscera of the neck
- Waldeyer ring
- adenoid tonsils
- palatine tonsils
- lingual tonsils
- thyroid gland
- parathyroid gland
- salivary glands and ducts
- esophagus
- trachea
- Waldeyer ring
- blood supply of the head and neck
- arterial supply
- common carotid artery
- carotid body
- carotid bifurcation
- subclavian artery
- variants
- common carotid artery
- venous drainage
- internal jugular vein (mnemonic)
- external jugular vein (mnemonic)
- posterior auricular vein
- retromandibular vein
- superficial temporal vein
- (deep/internal) maxillary vein
- facial vein
- anterior jugular vein
- posterior external jugular vein
- suprascapular vein
- transverse cervical vein
- cavernous sinus
- facial-cavernous anastomoses
- anterior condylar confluence
- arterial supply
- innervation of the head and neck
- cranial nerves
- olfactory nerve (CN I)
- optic nerve (CN II)
- oculomotor nerve (CN III)
- trochlear nerve (CN IV)
- trigeminal nerve (CN V) (mnemonic)
- trigeminal ganglion
- ophthalmic division
- maxillary division
- mandibular division
- abducens nerve (CN VI)
- facial nerve (CN VII)
- vestibulocochlear nerve (CN VIII)
- vestibular ganglion (Scarpa's ganglion)
- glossopharyngeal nerve (CN IX)
- vagus nerve (CN X)
- superior laryngeal nerve
- recurrent laryngeal nerve (inferior laryngeal nerve)
- (spinal) accessory nerve (CN XI)
- hypoglossal nerve (CN XII)
- parasympathetic ganglia of the head and neck
- greater occipital nerve
- third occipital nerve
- cervical plexus
- muscular branches
- longus capitis
- longus colli
- scalenes
- geniohyoid
- thyrohyoid
- ansa cervicalis
- omohyoid (superior and inferior bellies separately)
- sternothyroid
- sternohyoid
- phrenic nerve
- contribution to the accessory nerve (CN XI)
- cutaneous branches
- muscular branches
- brachial plexus
- pharyngeal plexus
- cranial nerves
- lymphatic drainage of the head and neck
- embryological development of the head and neck
