Anatomy Formatives Flashcards
Name the 5 layers of the scalp
Skin Connective tissue Aponeurosis Loose connective tissue Periosteum
Describe the position of the parotid glands and its duct
Overlies the ramus of the mandible Inferior to the ear Anterior to masseter Duct - pierces the buccanator Enters the oral cavity lateral to the upper second molar
What are the 2 main branches of the ECA?
Superficial temporal a.
Maxillary
The internal jugular vein unites with which other vein in the neck? What larger structure do they form?
Subclavian to form the brachiocephalic vein
Which suture lies between the parietal,, temporal and occipital bones? What type of joint is this?
Lambdoid suture
Fibrous joint
Name 2 unique features of a cervical vertebrae which makes it identifiable
Bifid spinous process
Foramen trasversum
What type of joint lies between the 1st and 2nd cervical vertebrae?What movement occurs here?
Synovial pivot
Rotation
Describe the position of the 2 main fontanelles in the neonatal skull
Anterior fontanelle situated where the parietal and frontal bones meet. The position fontanelles are situated at the point where the parietal and occipital bones meet.
What movements occur at the TMJ?
Retrusion Protrusion Elevation Depression Lateral excursion
What is the junction of the parietal, temporal, frontal and sphenoid bone known as?
Ptyerion
Name the 4 muscles of mastication
Temporalis
Massetter
Medial
And lateral pterygoid
Name three nerves that can be found in the intratemporal fossa
Mandibular nerve, inferior alveolar, lingual nerve, buccal nerve, chorda tympani.
Which bones make up the lateral walls of the nasal cavity
Ethmoid
Maxillary
Inferior turbinate
Which paranasal sinuses drain into the middle meatus?
Frontal and maxillary
What drains into the inferior meatus?
Nasolacrimal duct
What drains into the superior meatus?
Anterior ethmoidal cells
What connects the pharynx to the middle ear?
Eustachian tube
Which muscle makes up the floor of the mouth?
Mylohyoid
What is the innervation of the mylohyoid muscle?
CN V3