Head and Neck Anatomy Flashcards
What 3 nerves does the trigeminal nerve divide into
Opthalmic nerve (V1)
Maxillary nerve (V2)
Mandibular nerve (V1)
What area does the opthalmic nerve give sensory innervation
Upper face - forehead, front of scalp, upper eyelids
What area does the maxillary nerve give sensory innervation
Middle face - nose, cheeks, lower eyelids, upper lip, upper teeth, upper gums
What area does the mandibular nerve give sensory innervation
Lower face - jaw, lower teeth, lower gums, lower lip, front 2/3 of tongue
Which artery does the facial artery come from
External carotid
What 4 arteries come from the facial artery
Inferior labial
Superior labial
Lateral nasal
Angular
Which artery does the occipital artery come from
External carotid
Which artery does the posterior auricular artery come from
External carotid
Which artery does the superficial temporal artery come from
Terminal branch of external carotid
Which artery does the transverse facial artery come from
Superficial temporal artery within parotid gland
Which artery does the mental artery come from
Terminal branch of inferior alveolar artery
Which artery does the supra-orbital artery come from
Terminal branch of opthalmic artery
Which artery does the supratrochlear artery come from
Terminal branch of opthalmic artery
What artery does the opthalmic artery come from
Branch of the internal carotid
Which vein is the primary drainage of the face
Facial vein
Where does the facial vein drain
Internal jugular vein
Which vein lies just between the eyes and nose
Angular vein
Which 2 veins lie above the eyes
Supra-orbital
Supratrochlear
Which vein lies behind the jaw and just below the ears
Retromandibular
Which veins lie just below the ears
Posterior auricular
Which vein runs along the back of the head
Occipital vein
Which vein runs down the side of the head
Superficial temporal vein
Which muscle surrounds the eye
Orbicularis oculi
Which muscle covers the top of the head
Occipitofrontalis
What are the 3 parts of the occipitofrontalis
Occipital belly (back)
Epicranial aponeurosis
Frontal belly (forehead)
What muscles surround the lips
Orbicularis oris
What is the cheek muscle called
Buccinator
What muscle depresses the mandible and tenses skin of the inferior face
Platysma
What is the parotid gland enclosed within
Parotid sheath
What is the area that the parotid gland occupies called
Parotid bed
What nerve innervates the parotid gland
Great auricular nerve
What are the nerve roots of the great auricular nerve
C2 and C3
What joints connect bones of the neurocranium
Cranial suture/Syndesmosis
What is the spongey bone of the cranium called
Diploe
What is the hole in the skull bones that the external ear canal runs through called
External auditory meatus
What is the cheek bone’s name
Zygomatic
What is the biggest bone on top of the skull
Parietal
What is the forehead bone
Frontal
What is the upper jaw bone
Maxilla
What is the lower jaw bone
Mandible
What bone is at the back of the skull
Occipital
What skull bone lied behind the ear
Temporal bone
What bones does the sagittal suture lie between
Parietal left
Parietal right
What bones does the coronal suture lie between
Frontal bone
Parietal bone
What does the lambdoid suture lie between
Parietal bone
Occipital bone
What are the soft spots on a baby’s head called
Fontanelles
What is the process on top of the occipital bone called
Occipital protuberance
What are the two processes at the bottom of the temporal bone called
Mastoid process
Styloid process
The zygomatic arch is between which 2 bones?
Zygomatic
Temporal
What is the process on the bottom of the occipital bone called
Occipital condyle
