Clinical Anatomy of the Face Flashcards
what is the cranium?
skeleton of the head
what are the two parts of the cranium?
neurocranium and viscerocranium
what is the neurocranium?
bony covering of brain and meninges
what is the viscerocranium?
facial skeleton
what is the roof of the neurocranium called?
calvaria
what is the floor of the neurocranium called?
cranial base
what are the bones of the neurocranium?
frontal, ethmoidal, sphenoidal, occipital, temporal, parietal
how many bones are in the neurocranium?
8
how many bones are in the viscerocranium?
14
what bones of the viscerocranium are pneumatised (where the sinuses are found)
frontal, temporal, sphenoid and ethmoid
name in order of 1-12 the cranial nerves
olfactory, optic, oculomotor, trochlear, trigeminal, abducens, facial, vestibulocochlear, glossopharyngeal, vagus, accessory, hypoglossal
what nerves supply the sensory innervation to the face?
ophthalmic, maxillary and mandibular nerve from the trigeminal nerve
what nerve supplies the motor innervation to the face?
mandibular nerve from the trigeminal nerve
what are the muscles of mastication?
masseter, temporalis and pterygoids
where does the masseter stretch from?
the zygomatic arch to the mandible
where does the temporalis stretch from?
the frontal/parietal bones to the coronoid process of the mandible
how are the muscles of the face arranged?
around the orifices
how are muscles attached?
to the bone or fascia and then to the skin
what nerve supplies the muscles of the face?
the facial nerve
what is the orbicularis oris?
the muscle around the lips
what does the buccinator do?
pushes all food and fluid into the centre of the mouth
what does the buccinator do?
pushes all the food and fluid into the centre of the mouth
what is the palpebral part of the orbital opening?
tiny muscles on eyelid that controls the closing of the eyes
what is the orbicularis oculi?
a larger muscle that surrounds the eye