Head and neck anatomy Flashcards
Lack of fusion between the medial nasal process and the maxillary process on one side creates
Unilateral cleft lip
The majority of the ramus and the condylar bone growth is by __ bone growth
Endochondral
Which layer of the embryonic disc forms the anterior 2/3 of the tongue?
Ectoderm
Which fusion is involved in the formation of the upper lip
Maxillary process with medial nasal processes
Embryonic origin of connective tissue is
Mesoderm
Hemidesmosome
Attachment between a cell and a non-cellular structure
Lateral lingual swellings becomes
Moveable body of tongue
Thyroglossal duct originates from which embryonic structure of the tongue
Foramen cecum
Structure located in cytoplasm which contains a network of channels to modify, transport, and store proteins is
Endoplasmic reticulum
Suture that fuses the parietal and occipital bones
Lamboidal suture
What bone is the foramen rotundum located
Sphenoid bone
What two bones make up the medial wall of the orbit
Lacrimal and ethmoid
What part of the pterygoid process contains hamulus
Medial pterygoid plate
Petrous portion of the temporal bone contains
Styloid process, mastoid process, internal acoustic meatus, jugular foramen
What is the insertion and action of the Levator anguli oris
Corner of the mouth for smiling
Stylohyoid, Mylohyoid, and geniohyoid all assist with
Raising the hyoid and swallowing
Which two muscles are attached by the pterygomandiubular raphe
Superior pharyngeal constrictor and the buccinator
What muscle prevents the tongue from falling back and obstructing the respiration
Genioglossus
Depressing the hyoid involves which muscles
Thyrohyoid and omohyoid
What is the action of transverse ad vertical longitudinal intrinsic tongue muscle
Lengthens and narrows tongue
Artery that branches off the inferior alveolar artery before it enters the mandibular foramen?
Mylohyoid artery
8 drains to the
PSA artery
Middle meningeal vein, PSA vein, and IA vein drain into the
Pterygoid plexus
25 receives blood and nutrition from
Incisive artery
Artery between the maxillary artery and the anterior superior alveolar artery is
Infraorbital artery
Which vein does the occipital vein drain Into
External jugular vein
Last portion of the internal carotid artery ends in
Ophthalmic artery
1st major vein that the internal and external jugular vein drain into
Subclavian veins
The facial drains into the ___ before it drains into the submental vein
Inferior labial vein
Artery supplies blood and nutrients to anterior hard palate
Nasopalatine artery
Which artery is the descending palatine artery a branch of
Maxillary artery
Facial vein drains into the
internal jugular vein
Posterior articulates artery is a branch off
External carotid artery
What is the 3rd artery that comes off the aorta after it leaves the heart
Left subclavian artery
Cavernous venous sinuses
Drain into the facial vein, Communicate with the pterygoid plexus of veins, play a part in serious infections of the face and brain
Name of the vein that is located between the maxillary vein and external jugular vein
Retro mandibular vein
Vein that drains into the chin and tissues drain into the
Inferior alveolar vein
Only valve at the head and neck is
Subclavian and external jugular vein
Medial artery of the external carotid artery
Ascending pharyngeal artery
